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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Поддерживает ввод нескольких поисковых фраз (по одной на строку). При поиске обеспечивает поддержку морфологии русского и английского языка
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Применить Всего найдено 1275. Отображено 100.
12-04-2012 дата публикации

Lead wire engaging structure and electric apparatus

Номер: US20120087813A1
Автор: Hiromitsu Kuribayashi, Jiro Watanabe, Kevin Yen, Shigekazu Mitomo
Принадлежит: Sanyo Denki Co Ltd

A lead wire engaging structure includes a first engaging portion and a second engaging portion. One end of the first engaging portion and one end of the second engaging portion are integrally provided at a first mounting portion integrally provided at a second casing wall portion. The first engaging portion forms a first gap between the first engaging portion and the second casing wall portion, and engages four lead wires in cooperation with the second casing wall portion. The first gap allows the four lead wires to pass therethrough. The second engaging portion forms a second gap between the second engaging portion and the first engaging portion. The second gap allows the four lead wires to pass therethrough. The other end portion of the first engaging portion and the other end portion of the second engaging portion are coupled to each other by a coupling portion.

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Номер записи: 1
28-02-2013 дата публикации

Adjustable speed fan

Номер: US20130049667A1
Автор: LEI Liu, Xiao-Feng Ma
Принадлежит: Hon Hai Precision Industry Co Ltd, Hongfujin Precision Industry Shenzhen Co Ltd

A fan includes blades, a motor, a bracket fixing the motor, a fan connector, a resistor unit, and a switch unit. The fan connector, the resistor unit, and the switch unit are configured to control power to the motor to adjustably control rotation of the blades. The motor controls the blades to rotate at different speeds through switching the switch unit to adjust the current output to the power terminal of the motor.

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Номер записи: 2
20-06-2013 дата публикации

Thin fan and manufacturing method thereof

Номер: US20130156616A1
Автор: Cheng-Chieh Liu, Chia-Yuan Chang, Han-Pei Wang, Wen-Ping Teng
Принадлежит: Delta Electronics Inc

A manufacturing method of a thin fan comprises the steps of: providing a plastic material containing a plurality of metal particles; molding the plastic material into a housing; removing a part of a surface of the housing to form a circuit layout area at the housing; and forming a metal layer in the circuit layout area.

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Номер записи: 3
20-06-2013 дата публикации

FAN UNIT FOR A HEAT EXCHANGER

Номер: US20130156619A1
Автор: MURADOR Francesco, SPERETTA Gianni
Принадлежит: JOHNSON ELECTRIC S.A.

A fan unit for a heat exchanger, particularly for a motor vehicle, has a support structure or cowling having a main aperture forming a passage for a flow of air, and an electric fan having an impeller and an electric motor. A flexible electrical cable connects the motor to a source of supply voltage and/or to an associated control circuit. The cable has a terminal electrical connector having a body with one end connected to the cable, and another end provided with at least one connection aperture. A seat is provided in the support structure or cowling for receiving and retaining the terminal electrical connector, and for covering the at least one connection aperture of the connector. 1. Fan unit for a heat exchanger , particularly for a motor vehicle , comprising:an essentially plate-like support structure or cowling, having a main aperture forming a passage for a flow of air;an electric fan comprising: an impeller having a central hub from which a plurality of blades extends, and an electric drive motor fixed to a support structure in the central area of the passage and connected to the hub of the impeller;a flexible electrical cable connected to the motor, having a terminal electrical connector for connection to a source of supply voltage and/or to an associated control circuit, wherein the connector has a body having one end connected to the cable, and another end provided with at least one connection aperture; anda seat provided in the plate-like support structure or cowling, in the proximity of the aforesaid main aperture, for receiving and retaining the body of the terminal electrical connector, and for covering the at least one connection aperture of the connector.2. The fan unit of claim 1 , wherein the seat comprises:a pair of sprung retaining appendages, preferably positioned facing one another, and capable of engaging from opposite sides and retaining a portion of the body of the electrical connector; andan essentially C-shaped retaining and protecting ...

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Номер записи: 4
11-07-2013 дата публикации

AXIAL FLOW FAN

Номер: US20130177461A1
Автор: ADACHI Ken, Tanaka Kenichi, YAMAMOTO Masato
Принадлежит: NIDEC CORPORATION

In an axial fan including a motor, a substrate that connects ends of a plurality of coils is disposed at a position axially under a bottom portion of a case with an axial gap therebetween. A spacer is interposed between the substrate and the bottom portion, and the substrate is fixed to the spacer. A plurality of through holes provided in the bottom portion are disposed in axial alignment with a plurality of through holes provided in the spacer. An air flow produced by rotation of an impeller at least partially passes through the interior of the case to be discharged to outside of the case through the through holes in the bottom portion so that heat generated inside the motor can be efficiently transferred to outside of the case. 1. An axial flow fan comprising: a shaft;', 'a rotor magnet arranged concentrically with the shaft to rotate therewith;', 'a stator including a plurality of magnetic pole teeth arranged to radially oppose the rotor magnet, and a plurality of coils each defined by a wound conductive wire; and', 'a bearing mechanism arranged to support the shaft with respect to the stator in a rotatable manner;, 'a motor includingan impeller arranged at an upper axial end of the stator to rotate with the shaft;a case including a tubular portion housing the stator therein, and a bottom portion arranged below the rotor magnet and including a plurality of through holes; anda substrate arranged to connect end portions of the coils; whereinthe substrate is arranged at the bottom portion;a portion of the bottom portion includes an opposing surface arranged to axially oppose the substrate with a gap therebetween; andthe opposing surface includes the plurality of through holes.2. The axial flow fan according to claim 1 , wherein the substrate is connected to a plurality of lead wires which are connected to the coils via a wiring pattern on the substrate.3. The axial flow fan according to claim 1 , wherein projections are arranged axially below the bottom portion ...

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Номер записи: 5
25-07-2013 дата публикации

Vacuum pump

Номер: US20130189089A1
Автор: Benoit Henry, Eduardo Carrasco, Ulrich Schröder
Принадлежит: Edwards Japan Ltd, Societe de Mecanique Magnetique SA

To be provided is a vacuum pump having substrates which can be wired together easily and cooled easily. A substrate unit structure is formed by covering the opening of the casing of the pump main unit 100 with the plate 201 functioning also as the casing of the control unit 200. Pins 207 of a terminal 210 fixed while penetrating the plate 201 are soldered directly to an AMB control substrate 209 and an aerial connection substrate 211 in order to integrate these components. Therefore, the casing and sealing structures can be made simple. Accordingly, a drip-proof structure can be made with the terminal 210 at low cost without using expensive drip-proof connectors 1 and 3. Further, by cooling the plate 201, electronic components mounted respectively on the AMB control substrate 209 in a vacuum atmosphere and the aerial connection substrate 211 in an air atmosphere can be cooled simultaneously.

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Номер записи: 6
01-01-2015 дата публикации

VENTILATING DEVICE

Номер: US20150003980A1
Автор: Gao Shouyong, He Yanbiao, Hou Guancheng, Tsubosa Daisuke, Yan Fengwei, Zhong Bodong
Принадлежит:

A ventilating device includes a rectangular frame, a louver, an adapter, a helix shell and a circuit board box. A mounting base at a bottom surface of the helix shell is configured for installation of a plurality of functional units thereon. The mounting base is provided with a base circuit board for interfacing with the functional units, and the circuit board box is coupled to the mounting base by a lead wire. Both the circuit board box and the mounting base include a hole, through which the lead wire passes. These holes are arranged in a linear manner in an up-down direction arranged at the side towards an air outlet. The plurality of functional units are configured to be freely assembled or disassembled individually to or from the mounting base. 1. A ventilating device , comprising: a rectangular frame provided with an opening at a bottom thereof , a louver covering the bottom of the frame , an adapter communicating with an outdoor space at one side of the frame , a helix shell configured to house fan blades and a motor therein , and a circuit board box; the helix shell being provided with an air inlet for communicating with indoor and an air outlet for communicating with the adapter , and the circuit board box having a main circuit board for driving the motor therein , the ventilating device being characterized in that ,a mounting base for installation of a plurality of functional units thereon is disposed at a lower side of the helix shell, wherein, the mounting base is provided with a base circuit board for collecting a signal from the functional units, the circuit board box is coupled to the mounting base by a lead wire, and, the mounting base is located at a bottom surface of the helix shell, and wherein, a hole, through which the lead wire passes, in the circuit board box and a hole, through which the lead wire passes, in the mounting base are arranged in a linear manner in an up-down direction at sides of the circuit board box and the mounting base towards ...

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Номер записи: 7
03-01-2019 дата публикации

CENTRIFUGAL FAN

Номер: US20190003485A1
Автор: FUJIMOTO Seiya, HATAHARA Satoshi, KADONO Yuki, MAKINO Yuya, Matsubara Masaaki, MURAHATA Hiroshi, Nara Kiyohisa, NOGAMIDA Wataru, SEKI Tetsuya, TSUZAKI Atsushi
Принадлежит:

A valve device for a cooling water system of a motor vehicle, with a housing including a first connection and a second connection for a first liquid circuit, and a third connection and a fourth connection for a second liquid circuit, wherein the first connection is permanently fluidically connected to the second connection, and with a valve unit including a movably mounted valve element with which a thermally activatable spring element is associated, and which opens a connection between the third connection and the fourth connection in a first end position and cuts off the connection in a second end position. The thermally activatable spring element is arranged in a chamber located between the first connection and the second connection, which is permanently cut off from the third and the fourth connection and which preloads the valve element in the direction of the second end position. 1. A centrifugal fan comprising:a resin upper casing,a resin lower casing,an impeller,a motor, anda circuit board,wherein the impeller, the motor and the circuit board are housed between the resin upper casing and the resin lower casing,ribs are formed at a bottom surface of the lower casing,the lower casing includes primary pins for fixing the circuit board to the lower casing, andthe primary pins are reinforced by the rib.2. The centrifugal fan according to claim 1 , wherein the ribs include primary ribs extending along a radial direction and secondary ribs extending along a circumferential direction claim 1 , andeach of the primary pins is provided in a standing manner at a part where the primary rib and the secondary rib intersect.3. The centrifugal fan according to claim 2 , wherein the lower casing includes a circular protruding part reinforced by the primary ribs claim 2 , anda hollow cylindrical bearing holder, rotatably holding a shaft, which is a rotating axis of the impeller, is held in the circular protruding part.4. The centrifugal fan according to claim 3 , wherein each ...

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Номер записи: 8
05-01-2017 дата публикации

SUPPLEMENTAL COOLING OF CABIN AIR COMPRESSOR MOTOR

Номер: US20170005544A1
Автор: Pal Debabrata
Принадлежит: HAMILTON SUNDSTRAND CORPORATION

An assembly includes a first conductor, a tube extending along the first conductor between first and second ends of the first conductor, and an electrically-insulating barrier surrounding the first conductor and the tube such that the tube is spaced from the first conductor. Another assembly includes a plurality of conductors, a first tube extending along at least one of the conductors, and an electrically-insulating barrier enclosing the conductors and the first tube in which the barrier maintains spacing between the first tube and one or more adjacent conductors. In each assembly, the tube is configured to permit a fluid to flow therethrough. A method of manufacturing a feeder cable includes providing conductors that extend between first and second lugs of each conductor, enclosing the conductors within an electrically-insulating layer, and forming a cooling passage within the electrically-insulating layer that extends along one of the conductors. 1. An assembly comprising:a first conductor extending from a first end to a second end;a tube extending along the first conductor between the first and second ends of the first conductor; andan electrically-insulating barrier surrounding the first conductor and the tube such that the tube is spaced from the first conductor, wherein the tube is configured to permit a fluid to flow therethrough.2. The assembly of and further comprising:a cabinet in flow communication with a first end of the tube, wherein the cabinet is configured to mount one or more electrical components; anda first duct in flow communication with a second end of the tube, wherein a first pressure within the first duct is less than a second pressure within the cabinet.3. The assembly of claim 2 , wherein the tube has a hydraulic diameter and a length that produce a pressure drop associated with the fluid flowing therethrough claim 2 , and wherein the pressure drop is less than a differential pressure between the first and second pressures.4. The assembly ...

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Номер записи: 9
04-01-2018 дата публикации

BLOWER

Номер: US20180006534A1
Автор: YU Yueqiang
Принадлежит:

A blower including a volute, a motor, a blower wheel, and a box. The motor is disposed on the volute. The motor includes a spindle, a rotor assembly, a stator assembly, a motor housing, a front-end cover, a rear-end cover and a capacitor. The rotor assembly is disposed on the spindle. The stator assembly and the motor housing are integrated and sleeved on the rotor assembly. The front-end cover and the rear-end cover are installed on the two ends of the motor housing, respectively. Two ends of the spindle are supported on the bearing of the front-end cover and the bearing of the rear-end cover, respectively. The front end of the spindle extends into the volute and is connected to the blower wheel. The capacitor is disposed in a cavity formed by the box and the rear-end cover. 2. The blower of claim 1 , wherein the box comprises a cavity part and a turnup part extending out from an end of the cavity part; the capacitor is positioned in the cavity part.3. The blower of claim 2 , wherein a ring-shaped gasket is disposed between the turnup part and the rear-end cover.4. The blower of claim 3 , wherein the turnup part claim 3 , the gasket and the rear-end cover are locked and fixed together through a plurality of bolts.5. The blower of claim 2 , wherein the front-end cover and the rear-end cover are respectively disposed on two ends of the motor housing through bolts and nuts.6. The blower of claim 3 , wherein the front-end cover and the rear-end cover are respectively disposed on two ends of the motor housing through bolts and nuts.7. The blower of claim 4 , wherein the front-end cover and the rear-end cover are respectively disposed on two ends of the motor housing through bolts and nuts.8. The blower of claim 5 , wherein first gaps and second gaps corresponding to the first gaps are respectively disposed on outer edges of the turnup part and the gasket; and the nuts are disposed in the first gaps and the second gaps.9. The blower of claim 6 , wherein first gaps and ...

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Номер записи: 10
03-01-2019 дата публикации

AIR CONDITIONER, AND METHOD AND DEVICE FOR CONTROLLING ITS COMPRESSOR TO STOP

Номер: US20190006965A1
Автор: HUANG Zhaobin, ZHANG Guozhu, ZHU Lianghong
Принадлежит:

An air conditioner, a method and a device for controlling a compressor in the same are disclosed in the present disclosure. The method includes: during a shutdown process of the air conditioner, controlling a drive circuit of the compressor to short three phase windings of the compressor if receiving a stop signal for stopping the compressor; and controlling a rotor of the compressor to stop according to a brake torque generated by shorting the three phase windings, to stop the compressor. The method shorts the three phase windings by controlling the drive circuit, thus to generate the brake torque to control the rotor to stop faster. As a result, the method enables the compressor to stop and to stay still rapidly, thereby facilitating to reduce a piping stress in the air conditioner and to prolong a working life of a pipe in the air conditioner. 1. A method for controlling a compressor in an air conditioner to stop , comprising:during a shutdown process of the air conditioner, controlling a drive circuit of the compressor to short three phase windings of the compressor when receiving a stop signal for stopping the compressor; andcontrolling a rotor of the compressor to stop according to a brake torque generated by shorting the three phase windings, to stop the compressor.2. The method according to claim 1 , wherein the drive circuit comprises six power switch tubes; the six power switch tubes constitute three phase bridge legs; wherein a first bridge leg of the three phase bridge legs has a first node claim 1 , a second bridge leg of the three phase bridge legs has a second node claim 1 , a third bridge leg of the three phase bridge legs has a third node claim 1 , the first node claim 1 , the second node and the third node are correspondingly connected with the three phase windings respectively claim 1 , and each of the six power switch tubes is antiparallel with a diode.3. The method according to claim 2 , wherein controlling a drive circuit of the compressor to ...

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Номер записи: 11
18-01-2018 дата публикации

WALL-MOUNTED AND TABLE-TYPE DUAL-PURPOSE FAN

Номер: US20180017083A1
Автор: He Xiangming, LIN GUANGLIAN
Принадлежит:

A wall-mounted and table-type dual-purpose fan includes a fan body and a fixing support connected with the fan body and comprising a base, fixing legs fixed to the base and directly placed on an installation surface, a hook and a fixing screw; when the fan needs to be fixed to the installation surface, the hook penetrates through the base and is fixed to the base and the installation surface through the fixing screw. The structure used for fixing and supporting is light and compact, and the fan can be fixed to wall surfaces through only one screw and is easy and convenient to install; furthermore, the fixing legs can adapt to various installation surface conditions and provide good fixing and supporting effects; furthermore, the fan body has an adjustable degree of rotating freedom in two directions, and large adjustable angles and flexible air supply direction selection are achieved. 110-. (canceled)11. A wall-mounted and table-type dual-purpose fan , wherein the fan includes a fan body and a fixing support connected with the fan body; the fixing support includes a base , fixing legs , a hook and a fixing screw; the fixing legs are fixed to the base; the fixing legs can be directly placed on an installation surface; when the fan needs to be fixed to the installation surface , the hook penetrates through the base and is fixed to the base , and the hook is fixed to the installation surface through the fixing screw.12. The wall-mounted and table-type dual-purpose fan according to claim 11 , wherein the fixing legs are each in a long strip shape claim 11 , and when the fan is fixed to the installation surface claim 11 , the ends of the fixing legs make contact with the installation surface to form at least two supporting points.13. The wall-mounted and table-type dual-purpose fan according to claim 12 , wherein the base is of a symmetrical structure claim 12 , and the supporting points are bilaterally symmetrical with the central axis of the base as the datum or are ...

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Номер записи: 12
21-01-2021 дата публикации

FAN MODULE

Номер: US20210018009A1
Автор: CHOU Yi-Fang, HSIEH Ming-Kai, HUANG CHING-HSIANG, WANG Po-Chun
Принадлежит:

A fan module comprises a frame, a wire-stopping structure, an impeller and a circuit board. The frame includes a frame wall, a base, a plurality of static blades and a connector. A wire groove formed on an outside of the frame wall to accommodate a wire. The static blades are radially connected to the base and the frame wall. The connector is formed on the outside of the frame wall and extended from one end of the wire groove to the base along one of the static blades. The connector includes a plurality of pins. The wire-stopping board is fixed to the frame wall to cover the wire groove. The impeller is disposed in the frame. The circuit board is disposed in the frame and located on the base. The circuit board includes a plurality of pin holes, and the pin holes are electrically connected to the pins. 1. A fan module , comprising: 'a frame wall includes a wire groove formed on an outside of the frame wall to accommodate a wire;', 'a frame, includesa base;a plurality of static blades, radially connected to the base and the frame wall, and located between the base and the frame wall; anda connector, formed on the outside of the frame wall and extended from one end of the wire groove to the base along one of the static blades, the connector includes a plurality of pins;a wire-stopping board, fixed to the frame wall to cover the wire groove;an impeller, disposed in the frame; anda circuit board, disposed in the frame and located on the base, the circuit board includes a plurality of pin holes, the pin holes are electrically connected to the pins.2. The fan module of claim 1 , wherein a shape of the circuit board is corresponding to a shape of the base.3. The fan module of claim 2 , wherein the circuit board further includes a protruding portion claim 2 , the protruding portion is corresponding to the static blade which the connector is extended along claim 2 , and the pin holes are located at the protruding portion.4. The fan module of claim 1 , wherein the frame ...

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Номер записи: 13
21-01-2021 дата публикации

FAN MOTOR

Номер: US20210018010A1
Автор: Takeshita Hidenobu, ZHANG Guiling
Принадлежит:

A fan motor includes a motor including a stationary portion and a rotating portion arranged to rotate about a rotation axis extending in a vertical direction; an impeller including a plurality of blades, and arranged to rotate together with the rotating portion; a housing arranged to house the motor and the impeller therein; and a plurality of lead wires each of which is connected to the motor and is arranged to extend radially outward. The housing includes a tubular portion being tubular, and arranged to extend from an inlet side to an outlet side along the rotation axis, and house at least a portion of the impeller therein; a flange portion arranged to project radially outward from at least a portion of the tubular portion; a lead wire outlet defined in at least a portion of the tubular portion, and arranged to pass through the tubular portion in a radial direction; and a vertical groove arranged to be in communication with the lead wire outlet, and arranged to pass through the flange portion in an axial direction. The flange portion includes a first restricting portion arranged to extend toward the tubular portion. At least one of the lead wires is drawn radially outward through the lead wire outlet, and is held in the vertical groove radially inside of the first restricting portion. 1. A fan motor comprising:a motor including a stationary portion and a rotating portion arranged to rotate about a rotation axis extending in a vertical direction;an impeller including a plurality of blades, and arranged to rotate together with the rotating portion;a housing arranged to house the motor and the impeller therein; anda plurality of lead wires each of which is connected to the motor and is arranged to extend radially outward; whereinthe housing includes:a tubular portion being tubular, and arranged to extend from an inlet side to an outlet side along the rotation axis, and house at least a portion of the impeller therein;a flange portion arranged to project radially ...

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Номер записи: 14
21-01-2021 дата публикации

FAN AND COVER FOR FAN

Номер: US20210018015A1
Автор: NIELS BUBKE
Принадлежит: ELEKTROSIL GMBH

A fan includes an electric motor and a fan wheel drivable or driven by the electric motor, arranged within its housing. The underside of the housing has an opening for an electric outlet, and a side the housing has a bracket, thereby forming a bushing. An electric line is arranged at least partially at the underside of the housing and is guided through the bushing, and a cover element is arranged at the underside of the housing. The cover element has a first section and a second section. The cover element is arranged at the underside of the housing in such a way that the first section is at least partially arranged in the bushing and clamps the electric line in the bushing while forming a strain relief, and that the second section covers the opening. 1. Fan having a housing , wherein in the housing an electric motor and a fan wheel drivable or driven by the electric motor are arranged , wherein on an underside of the housing , the housing has an opening for an electric outlet , wherein on a circumferential side the housing has a bracket , so that a bushing is formed between the bracket and the circumferential side , wherein an electric line is arranged at least partially at the underside of the housing and is guided through the bushing , characterized in that a cover element is arranged at the underside of the housing , wherein the cover element has a first section and a second section , wherein the first section and the second section are arranged at an angle towards each other , and in that the cover element is arranged at the underside of the housing in such a way that the first section is at least partially arranged in the bushing and clamps the electric line in the bushing while forming a strain relief , and in that the second section covers the opening.2. Fan according to claim 1 , characterized in that a duct is formed between the second section and the underside of the housing claim 1 , wherein the electric line is arranged in the duct claim 1 , and in that ...

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Номер записи: 15
17-04-2014 дата публикации

METHOD FOR FABRICATING ELECTRIC WIRE FOR WINDING OF SUPER-HIGH HEAT-RESISTANT MOTOR PUMP, ELECTRIC WIRE FABRICATED BY THE METHOD, AND MOTOR PUMP HAVING THE ELECTRIC WIRE

Номер: US20140105769A1
Автор: KIM Gap-Dong
Принадлежит:

Disclosed herein is a method for fabricating an electric wire for a winding of a super-high heat-resistant motor pump, including: coating a bare copper wire with a first heat-resistant resin layer; applying a woven fiber cladding to an outer surface of the first heat-resistant resin layer; coating an outer surface of the woven fiber cladding with a second heat-resistant resin layer; and applying an inorganic sheath to an outer surface of the second heat-resistant resin layer. 1. A method for fabricating an electric wire for a winding of a super-high heat-resistant motor pump , comprising:coating a bare copper wire with a first heat-resistant resin layer;applying a woven fiber cladding to an outer surface of the first heat-resistant resin layer;coating an outer surface of the woven fiber cladding with a second heat-resistant resin layer; andapplying an inorganic sheath to an outer surface of the second heat-resistant resin layer.2. The method for fabricating an electric wire for a winding of a super-high heat-resistant motor pump of claim 1 , wherein the first heat-resistant resin layer and the second heat-resistant resin layer include a polyimide based resin claim 1 , respectively.3. The method for fabricating an electric wire for a winding of a super-high heat-resistant motor pump of claim 1 , wherein the woven fiber cladding includes a plurality of glass fibers woven to intersect with each other in a helical direction.4. The method for fabricating an electric wire for a winding of a super-high heat-resistant motor pump of claim 1 , further comprising claim 1 , between the coating of the outer surface of the woven fiber cladding with the second heat-resistant resin layer and the applying of the inorganic sheath to the outer surface of the second heat-resistant resin layer claim 1 , winding the electric wire.5. The method for fabricating an electric wire for a winding of a super-high heat-resistant motor pump of claim 1 , wherein the applying of the inorganic sheath ...

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Номер записи: 16
22-01-2015 дата публикации

FAN SYSTEM - ROTATION SPEED CONTROL CIRCUIT AND METHOD FOR ROTATION SPEED ERROR AUTO-CALIBRATION THEREOF

Номер: US20150023801A1
Автор: Chen Chien-Cheng, Chen Kun-Min, Li Ching-Sheng, Tsai Ming-Jung
Принадлежит: ANPEC ELECTRONICS CORPORATION

A rotation speed control circuit with function of auto-calibrating rotation speed error is disclosed. The rotation speed control circuit includes a first multiplexer, a second multiplexer, an error amplifier and a current compensation circuit. In calibration mode, the rotation speed control circuit selects a calibration clock signal and a calibration voltage through the first multiplexer and the second multiplexer correspondingly according to a mode switch signal, and adjusts current value of a first current accordingly. In other words, the rotation speed control circuit utilizes the first current to compensate error of the external capacitor through the calibration clock signal fixed and the calibration voltage fixed in the duration of calibration mode, so as to avoid that aging of the external capacitor leads to rotation speed error and then affects the whole operation. 1. A rotation speed control circuit with function of auto-calibrating rotation speed error , comprising:a first multiplexer, connected to a calibration clock signal and a rotation speed clock signal, for outputting a first switch signal according to a mode switch signal, wherein after the first multiplexer receives the first switch signal via an edge-trigger detector, the first multiplexer sequentially outputs a second switch signal and a third switch signal with high voltage level when the first switch signal is in high voltage level;a second multiplexer, connected to a calibration voltage and a reference voltage, for outputting a target voltage according to the mode switch signal;an error amplifier, connected to an external capacitor and the second multiplexer, for outputting an error voltage according to a capacitor voltage and the target voltage; anda current compensation circuit, having a preset current value, connected to the first switch signal, the current compensation circuit adjusting a first current so as to compensate the external capacitor,wherein in a calibration mode, the first and ...

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Номер записи: 17
25-01-2018 дата публикации

FAN SHROUD, FAN DEVICE, AND MANUFACTURING PROCESS

Номер: US20180023578A1
Автор: Burtch Joseph Charles
Принадлежит:

A shroud body has a hollow space. A shroud ring is located in the hollow space. Multiple arms radially extend in the hollow space and connect the shroud body with the shroud ring. Multiple terminals are electrically conductive and are equipped to the shroud ring. Multiple wires are electrically connected with the terminals. At least one of the wires is integrally molded with at least one of the arms. 1. A fan shroud comprising:a shroud body having a hollow space;a shroud ring located in the hollow space;a plurality of arms radially extending in the hollow space and connecting the shroud body with the shroud ring;a plurality of terminals electrically conductive and equipped to the shroud ring; anda plurality of wires electrically connected with the terminals, whereinat least one of the wires is integrally molded with at least one of the arms.2. The fan shroud according to claim 1 , whereinthe shroud ring and the arms are integrally molded of resin, andthe at least one wire is integrally molded with the shroud ring.3. The fan shroud according to claim 2 , whereinthe shroud ring has a center hole at a center, andthe at least one wire extends along a periphery of the center hole.4. The fan shroud according to claim 1 , whereinat least one of the terminals is integrally molded with the shroud ring.5. The fan shroud according to claim 1 , whereinthe shroud body and the arms are integrally molded of resin, andthe at least one wire is integrally molded with the shroud body.6. The fan shroud according to claim 1 , further comprising:a connector including a plurality of connector pins each being conductive, whereinthe connector pins are insert-molded with the connector and integrally molded with the shroud body, andthe connector pins are electrically connected with the terminals through the wires.7. The fan shroud according to claim 1 , whereinthe arms include one arm closest to the connector, andthe one arm is integrally molded with the at least one wire.8. The fan shroud ...

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Номер записи: 18
04-02-2016 дата публикации

ELECTRIC COMPRESSOR

Номер: US20160032930A1
Автор: Fujii Akio, KINOSHITA Yusuke, KOIDE Tatsuya, SUITOU Ken
Принадлежит: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI

An electric compressor is provided to more securely suppress breakage of an electric component. An inverter cover forms an accommodation space. A bus bar constituting a portion of an electric circuit for driving an electric motor is accommodated in the accommodation space. The inverter cover has a rib projecting into the accommodation space. The bus bar is placed on the rib. 1. An electric compressor comprising:a compressing unit that compresses fluid;an electric motor that drives the compressing unit;a housing that accommodates the compressing unit and the electric motor;an electric component that constitutes a portion of an electric circuit for driving the electric motor; anda cover that forms an accommodation space together with the housing to accommodate the electric component,at least one of the housing and the cover having a rib projecting into the accommodation space,the electric component being placed on the rib.2. The electric compressor according to claim 1 , whereinthe electric component has a rectangle portion having a rectangular shape,the rib has an extension portion extending in a long-length direction of the rectangle portion, andthe rectangle portion is placed on the extension portion.3. The electric compressor according to claim 2 , whereinthe rib has a plurality of fastening portions fastened to the electric component, andthe extension portion is disposed between the plurality of fastening portions.4. The electric compressor according to claim 1 , whereinthe electric component has a lead terminal for external connection, andthe rib has a lead supporting portion, and the lead terminal is placed on the lead supporting portion.5. The electric compressor according to claim 1 , whereinthe rib has a positioning portion projecting from a surface of the rib on which the electric component is placed, andthe positioning portion is in abutment with an outer circumference of the electric component.6. The electric compressor according to claim 1 , whereinthe ...

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Номер записи: 19
30-01-2020 дата публикации

Wall-Mounted Fan

Номер: US20200032804A1
Автор: MATTHEWS Charles
Принадлежит:

A wall-mounted fan, such as used in residential settings, includes a base, an arm, and a housing. The housing includes an oscillator motor and a fan blade motor that may be operated at variable speeds. The arm connects the housing to the base and the base connects the wall-mounted fan to the wall. 1. A wall-mounted fan comprising:a fan blade assembly comprising a plurality of fan blades;a direct current motor configured to rotate the fan blades;a controller configured to control operation of the direct current motor at variable speeds;an AC to DC converter configured to convert an AC power input to DC power supplied to the direct current motor; anda hanger bracket for supporting the controller, converter, direct current motor and fan blade assembly, and configured to be mounted to a wall;wherein the fan has a wall-mounting surface area of less than about a circle of twelve inches in diameter.2. The wall-mounted fan of claim 1 , further comprising an oscillator mechanism operated by an oscillator motor.3. The wall-mounted fan of claim 2 , wherein the oscillator motor is an alternating current motor that operates in only an “on” or an “off” state.4. The wall-mounted fan of claim 2 , wherein the oscillator motor is a second direct current motor to be controlled separately from the fan blade motor at variable speeds.5. The wall-mounted fan of claim 1 , wherein the fan operates on a single hot-wire in a two wire system.6. The wall-mounted fan of claim 1 , wherein the AC to DC converter is capable of converting both a 110 volt AC power input and a 220 volt AC power input to DC power.7. The wall-mounted fan of claim 1 , further comprising an arm to connect the hanger bracket to a housing claim 1 , wherein the housing includes the direct current motor.8. The wall-mounted fan of claim 7 , wherein the arm includes a curved proximal end and a curved distal end;wherein the curved proximal end is received by the hanger bracket;wherein the curved proximal and the curved distal ...

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Номер записи: 20
30-01-2020 дата публикации

Cooling fan module

Номер: US20200032807A1
Автор: Chun-Hung Lin, Yi-Shen CHIEN
Принадлежит: Taiwan Microloops Corp

A cooling fan module includes a fan frame, a light emitting part installed in the fan frame, an LED controller installed in the fan frame and electrically connected to the light emitting part, a fan body, and an external connector. The fan body includes a supporting stand detachably connected to the fan frame, a blade set installed on the supporting stand and can rotate with respect to the supporting stand, and a fan connector fixed to the supporting stand and electrically connected to the blade set. The external connector is fixed to the fan frame. The external connector can be electrically plugged in the fan connector to send a first signal; the external connector is electrically connected to the LED controller to send a second signal. Therefore, the cooling fan module has the advantages of easy assembly and reduced incorrect connection.

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Номер записи: 21
08-02-2018 дата публикации

PORTABLE CEILING FAN STAND AND METHOD

Номер: US20180038376A1
Автор: SWANEY DENNIS
Принадлежит:

An overhead fan includes a support base configured to rest upon the horizontal surface, a vertical-extension-member, a horizontal-extension-member, an electric fan, a user interface, and a ground fault circuit interrupter. The vertical-extension-member includes a top-end and a bottom-end (relative to the horizontal surface), with the vertical-extension-member coupled to the support-base proximate the bottom-end, and extending above the support-base, relative to the horizontal surface. The horizontal-extension-member includes a mount-end and a fan-end opposite the mount-end, with the mount end of the horizontal-extension-member coupled to the vertical-extension-member proximate the top-end of the vertical-extension-member. The horizontal-extension-member extends laterally away from the vertical-extension-member. 1. An overhead fan for a horizontal surface , the overhead fan comprising:a support-base configured to rest on the horizontal surface;a vertical-extension-member having a top-end and a bottom-end, relative to the horizontal surface, the vertical-extension-member coupled to the support-base proximate the bottom-end, and extending above the support-base, relative to the horizontal surface;a horizontal-extension-member having a mount-end and a fan-end opposite the mount-end, the mount end of the horizontal-extension-member coupled to the vertical-extension-member proximate the top-end of the vertical-extension-member, the horizontal-extension-member extending laterally away from the vertical-extension-member; andan electric fan physically coupled to the fan-end of the horizontal-extension-member, the electric fan including a power supply interface, the electric fan configured to be powered by a power supply via the power supply interface.2. The overhead fan of claim 1 , wherein the power supply interface is physically coupled to at least one of the support-base claim 1 , the vertical-extension-member the horizontal-extension.3. The overhead fan of claim 1 , ...

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Номер записи: 22
18-02-2016 дата публикации

ELECTRONIC CEILING FAN CONTROL SYSTEM AND METHOD OF USE

Номер: US20160047391A1
Автор: McPherson Matthew, Tarr Jeremy
Принадлежит:

A ceiling fan includes a fan motor housing; a motor positioned within the motor housing; a plurality of fan blades rotatable by the motor; a fan controller and a wired remote control. The fan controller includes a printed circuit board (PCB) having a wireless communication module and an electronic circuit coupled with the wireless communication module and is configured to control the motor to rotate the plurality of fan blades. The wired remote control device is coupled to the printed circuit board and is configured to send user selected signals to the electronic circuit on a first frequency. The electronic circuit is configured to be responsive to signals from the wired remote control device on the first frequency and to be responsive to signals from the wireless communication module on a second frequency. 1. A control for a ceiling fan comprising:a printed circuit board (PCB) having a wireless communication module and an electronic circuit coupled with the wireless communication module and configured to operate a ceiling fan; anda wired remote control device coupled to the printed circuit board and configured to send user selected signals to the electronic circuit on a first frequency;wherein the electronic circuit is configured to be responsive to signals from the wired remote control device on the first frequency and to be responsive to signals from the wireless communication module on a second frequency.2. The control of wherein the wired remote control device includes an isolated discrete digital interface for communication to the electronic circuit of the printed circuit board.3. The control of wherein the isolated digital interface includes a capacitive or inductive isolation barrier.4. The control of wherein the wired remote control device is removably attached to the printed circuit board.5. The control of wherein the wired remote control further includes a jack plug connector claim 1 , a user interface claim 1 , and an electronic cable coupled ...

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Номер записи: 23
13-02-2020 дата публикации

Built-In Air Pump Assembly

Номер: US20200046135A1
Автор: Lau Vincent W.S., Long Shouguo
Принадлежит: Sun Pleasure Company Limited

A pump assembly is provided for use with an inflatable product. The inflatable product has a chamber having an air inlet and an air outlet. The pump assembly has a pump unit that is positioned inside the chamber for inflating and deflating the chamber, the pump unit having a motor that is operatively coupled to a first blower and a second blower, with the first blower is fluidly coupled to the air inlet and the second blower is fluidly coupled to the air outlet. The chamber is inflated by intake of air through the air inlet to the first blower and then into the chamber, and the chamber is deflated by drawing air from the chamber to the second blower and then out of the chamber through the air outlet. 1. An inflatable product , comprising:a chamber having an air inlet and an air outlet;a pump assembly having a pump unit positioned inside the chamber for inflating and deflating the chamber, the pump unit having a motor that is operatively coupled to a first blower and a second blower, wherein the first blower is fluidly coupled to the air inlet and the second blower is fluidly coupled to the air outlet;wherein the chamber is inflated by intake of air through the air inlet to the first blower and then into the chamber, and the chamber is deflated by drawing air from the chamber to the second blower and then out of the chamber through the air outlet.2. The product of claim 1 , wherein the motor has a shaft with opposite first and second ends claim 1 , with the first blower connected to the first end and the second blower connected to the second end.3. The product of claim 1 , wherein the air outlet is sealed when the chamber is inflated.4. The product of claim 1 , wherein the air inlet is sealed when the chamber is deflated.5. The product of claim 1 , wherein the pump unit includes a net that surrounds the motor.6. The product of claim 5 , wherein the net is concave.7. The product of claim 5 , wherein the net has a plurality of spaces through which air can flow.8. The ...

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Номер записи: 24
25-02-2016 дата публикации

Low-profile blowers and methods

Номер: US20160053772A1
Автор: John D. Lofy, Ryan Walsh
Принадлежит: Gentherm Inc

A blower configured to be positioned in confined spaces and to provide ventilation of a fluid, such as temperature controlled air, is disclosed. In various embodiments, the blower is configured to have a reduced axial thickness, which can be desired in such confined spaces. In some embodiments, the blower has an integral filter, a wire channel for the routing of one or more wires, and/or an exposed backplate. In some embodiments, the blower has a snap-fit circuit board, containment system for mounting the motor, one or more vanes for directing fluid flow, shrouded impeller, and/or integrated connector.

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Номер записи: 25
22-02-2018 дата публикации

EMBEDDED ELECTRIC MACHINE

Номер: US20180051702A1
Автор: Gemin Paul Robert, Kupiszewski Thomas, Miller Brandon Wayne, Vondrell Randy M.
Принадлежит:

A gas turbine engine includes a compressor section and a turbine section together defining a core air flowpath. Additionally, a rotary component is rotatable with at least a portion of the compressor section and at least a portion of the turbine section. An electric machine is mounted coaxially with the rotary component and positioned at least partially inward of the core air flowpath along a radial direction of the gas turbine engine. An electric communication bus is electrically connected to the electric machine and extends through the core air flowpath to, e.g., electrically connect the electric machine to one or more systems of the gas turbine engine or a propulsion system including the gas turbine engine. 1. A gas turbine engine defining a radial direction and an axial direction , the gas turbine engine comprising:a compressor section and a turbine section arranged in serial flow order, the compressor section and turbine section together defining a core air flowpath;a rotary component rotatable with at least a portion of the compressor section and with at least a portion of the turbine section;an electric machine coupled to the rotary component at least partially inward of the core air flowpath along the radial direction; andan electric communication bus electrically connected to the electric machine, at least a portion of the electric communication bus extending through the core air flowpath.2. The gas turbine engine of claim 1 , wherein the electric machine is mounted at least partially within or aft of the turbine section along the axial direction.3. The gas turbine engine of claim 1 , further comprising a combustion section located between the compressor section and the turbine section claim 1 , wherein at least a portion of the electric communication bus extends through the core air flowpath at a location downstream of the combustion section.4. The gas turbine engine of claim 1 , wherein the electric communication bus comprises an intermediate section ...

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Номер записи: 26
23-02-2017 дата публикации

FAN ASSEMBLY

Номер: US20170051758A1
Автор: Sun Ming-Chih
Принадлежит:

A fan assembly includes a fan hub. The fan hub has a body. The body includes a top surface and a bottom surface opposite to the top surface. The top surface defines a first recess towards the bottom surface. 1. A fan assembly comprising:a fan hub having a body comprising a top surface and a bottom surface opposite to the top surface, wherein the top surface defines a first recess towards the bottom surface.2. The fan assembly of claim 1 , wherein the bottom surface defines a second recess towards the top surface claim 1 , the first recess and the second recess are spaced apart from each other.3. The fan assembly of claim 2 , further comprising a plurality of fans claim 2 , wherein the fans extend outside from the body radically.4. The fan assembly of claim 3 , further comprising a shaft claim 3 , wherein the second recess comprises a bottom surface claim 3 , the bottom surface is parallel to the bottom surface of the body claim 3 , the shaft protrudes from the bottom surface of the second recess towards the bottom surface of the body.5. The fan assembly of claim 4 , wherein the shaft and the body are coaxial.6. The fan assembly of claim 4 , further comprising a fan box claim 4 , a bearing group claim 4 , and a stator group claim 4 , wherein the fan box comprises a frame and a bearing block claim 4 , the frame comprises an upper surface and a lower surface opposite to the upper surface claim 4 , the upper surface defines a receiving space towards the lower surface claim 4 , the bearing block is located at a center of the receiving space and is adjacent to the lower surface claim 4 , the fan box further comprises a shaft tube protruding from a center of the bearing block towards the upper surface claim 4 , the shaft tube runs through the stator group claim 4 , the stator group is fixed on the bearing block claim 4 , the shaft tube defines a through hole to receive the bearing group claim 4 , the fan hub is received in the receiving space and is fixed on the bearing ...

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Номер записи: 27
23-02-2017 дата публикации

DC CONSTANT-SPEED BRUSHLESS FAN MOTOR HAVING WIDE VOLTAGE INPUT

Номер: US20170054402A1
Автор: Ho Tsung-Te
Принадлежит:

A direct current (DC) constant-speed brushless fan motor having a wide voltage input, comprising a power supply unit; a fan motor driving unit, connected to the power supply unit; a fan motor, connected to the fan motor drive unit; a fan motor control unit, connected to the fan motor; and a sensing unit, connected to the fan motor control unit. As such, the power supply unit may be used to accept a wide voltage input and convert the wide input voltage into an appropriate output power, so that the appropriate output power may be outputted to the brushless fan motor through the fan motor control unit and the fan motor drive unit. As such, the fan motor may reach a target rotational speed which may not be changed with the input voltage, with the efficacies of saved consumed energy and elimination of operation noise achieved simultaneously. 1. A direct current (DC) constant-speed brushless fan motor having a wide voltage input , comprising:a DC-DC power supply unit;a fan motor drive unit, connected to the power supply unit and wherein the power supply unit outputs a constant current, a constant voltage, or a constant power to the fan motor drive unit;a fan motor, connected to the fan motor drive unit;a fan motor control unit, connected to the fan motor drive unit;a sensing unit, connected to the fan motor control unit,a power output modulation unit, anda hot plugging unit.2. The DC constant-speed brushless fan motor having the wide voltage input as claimed in claim 1 , wherein the power supply unit claim 1 , the fan motor drive unit claim 1 , the fan motor control unit claim 1 , the sensing unit claim 1 , the power output modulation unit claim 1 , and the hot plugging unit are disposed on a circuit board claim 1 , and the circuit board is disposed within the brushless fan motor.3. (canceled)4. The DC constant-speed brushless fan motor having the wide voltage input as claimed in claim 1 , wherein one of the power supply unit and the hot plugging circuit is further ...

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Номер записи: 28
01-03-2018 дата публикации

Quick connect assembly for ceiling fan

Номер: US20180058476A1
Автор: James Caleb McMillen, Rickey Thomas Jones
Принадлежит: Hunter Fan Co

A quick connect mounting assembly for a ceiling fan. The quick connect mounting assembly includes two releasably attachable plates that are easily interconnected to mechanically couple elements of a ceiling fan. The quick connect mounting assembly can be used to mount a ceiling fan switch housing to a ceiling fan motor assembly.

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Номер записи: 29
20-02-2020 дата публикации

CEILING FAN KIT AND ELECTRICAL CONNECTOR WITH MOUNTING METHOD

Номер: US20200059059A1
Автор: Jones Rickey Thomas, Mason Douglas Troy, Stout Benjamin David, Walker William Walter
Принадлежит:

A plurality ceiling fan kits comprising one or more pre-wired downrods or a set of pre-wired downrods having internal wiring terminating on one or more ends in wire leads made of electrically conductive materials. Different electrical connectors, for use with the ceiling fan kits and pre-wired downrods, are adapted to electrically couple one or more sets of wiring by pushing in the electrically conductive wire leads into a plurality of ports disposed on the electrical connectors. The electrical connectors may include a jumper for switching between a single- and dual-power supply switch configuration and indicia for identifying the insertion of a wire into a corresponding port. A method of mounting a ceiling fan to a structure having an electrical supply, utilizing the pre-wired downrods and the electrical connectors. 1. A ceiling fan kit comprising:a set of pre-wired downrods, each downrod having a hollow interior, wiring passing through the hollow interior, and terminating on opposite ends in first and second wire leads;a structure mount configured to mount the pre-wired downrods to a structure;a fan motor assembly having wiring terminating in a third wire leads;at least one electrical connector configured to couple to at least one of the first, second or third wire leads; anda set of blades configured to mount to the fan motor assembly.2. The ceiling fan kit of wherein the at least one electrical connector comprises a pair of mating electrical connectors claim 1 , with one of the at least one electrical connectors configured to connect to the first and second wire leads and the other of the at least one electrical connectors configured to connect to one of the third wire leads or an electrical supply.3. The ceiling fan kit of wherein the pair of mating electrical connectors comprises a pair of mating push-in electrical connectors.4. The ceiling fan kit of further comprising at least one canopy.5. The ceiling fan kit of wherein the at least one canopy comprises ...

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Номер записи: 30
28-02-2019 дата публикации

Double-motor Double-blade Booster Fan

Номер: US20190063443A1
Автор: Liu Ta-Chang
Принадлежит:

The present invention discloses a double-motor double-blade booster fan, including: a fan outer frame, a rotating mechanism installed in a center position of the fan outer frame, and a wire (circuit connection) electrically connected with the rotating mechanism and having a USB interface, wherein the rotating mechanism includes a motor bracket; a first motor and a second motor arranged on both ends of the motor bracket respectively; a shifting yoke installed on the motor bracket; a first blade installed on an output shaft of the first motor; and a second blade installed on an output shaft of the second motor, wherein the first blade includes a first axle center and first leaf blades uniformly dispersed on an outer circumference of the first axle center, and the second blade includes a second axle center and second leaf blades uniformly dispersed on an outer circumference of the second axle center. The present invention not only has simple structure and stable performance, but also has larger wind volume and wind pressure than those of a traditional single-blade booster fan, is a design that integrates efficacy and energy saving and has great market application and popularization values. 1121322212223212112142252344142415515251. A double-motor double-blade booster fan , comprising: a fan outer frame () , a rotating mechanism () installed in a center position of the fan outer frame () , and a wire () (circuit connection) electrically connected with the rotating mechanism () and having a USB interface , wherein the rotating mechanism () comprises a motor bracket (); a first motor () and a second motor () arranged on both ends of the motor bracket () respectively; a shifting yoke () installed on the motor bracket (); a first blade () installed on an output shaft of the first motor (); and a second blade () installed on an output shaft of the second motor () , wherein the first blade () comprises a first axle center () and first leaf blades () uniformly dispersed on an ...

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Номер записи: 31
11-03-2021 дата публикации

FAN CONTROL SYSTEM

Номер: US20210071675A1
Автор: CHANG FENG-JEN, Su Chung-Hsin, YANG HUI-TSUNG
Принадлежит:

The present invention relates to a fan control system, which comprises a controller and a detection circuit. The controller controls a fan. The detection circuit detects at least one state of the fan control system, and generates a confirmation signal according to the at least one state. The confirmation signal represents the state of the fan control system. 1. A fan control system , comprising:a controller, controlling a fan; anda detection circuit, detecting at least one state of said fan control system, generating a confirmation signal according to said at least one state, and said confirmation signal representing said state of said fan control system.2. The fan control system of claim 1 , comprising at least one storage device claim 1 , storing at least one piece of state datum claim 1 , said at least one state datum representing said at least one state of said fan control system claim 1 , and said detection circuit reading said at least one state datum for generating said confirmation signal.3. The fan control system of claim 1 , wherein said at least one state of said fan control system includes a power state of an input power source claim 1 , and further comprising:a power detector, detecting said input power source for generating a power detecting signal, said power detection signal representing the power state of said input power source, and said detection circuit generating said confirmation signal according to said power detection signal.4. The fan control system of claim 1 , further comprising:a temperature sensor, sensing the temperature of said fan control system for generating a temperature detection signal;where said at least one state of said fan control system includes the state of said temperature sensor, and said detection circuit generates said confirmation signal according to said temperature detection signal.5. The fan control system of claim 1 , wherein said at least one state of said fan control system includes a current state of a power ...

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Номер записи: 32
10-03-2016 дата публикации

Electric motor

Номер: US20160072356A1
Автор: James Ching Sik Lau, Ji Dong CHAI, Kwong Yip Poon, Wan You WANG, Wen Liang Li
Принадлежит: Johnson Electric SA

An electric motor for a blower and the like has a commutator and a brush assembly for making electrical contact with the commutator. The brush assembly includes a brush holder and a brush slidably mounted to the brush holder. The brush holder includes a brush holder plate and a side portion extending from the brush holder plate. The brush is arc-shaped and includes a first surface contacting the brush holder plate and a second surface contacting the side portion of the brush holder. The side portion of the brush holder has a number of ribs contacting the second surface of the brush.

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Номер записи: 33
19-03-2015 дата публикации

HOUSING OF FAN MOTOR

Номер: US20150078939A1
Автор: NISHIZAWA Toshiya, Sakai Haruka, Watanabe Jiro, Yokota Masafumi
Принадлежит: SANYO DENKI CO., LTD.

A housing of a fan motor according to the invention includes: board members provided at an interval in a rotational axis direction of a fan; a coupling portion which couples the board members to each other; a protrusion portion which is protruded toward a space other than an air course from the coupling portion, the space being between the board members other than the air courses; and a fixing portion which fixes a terminal that is provided in the protrusion portion and is connected to a wiring from a power source that supplies electricity to a motor. Other member, which crosses in an extending direction of the terminal from the protrusion portion to an edge portion of the board member, is not provided. 1. A housing of a fan motor , comprising:two or more board members provided at an interval in a rotational axis direction of a fan;a coupling portion which couples the board members to each other;a protrusion portion which is formed to be protruded toward a space other than an air course from the coupling portion, the space being a space between the board members other than the air course; anda fixing portion which fixes a terminal that is provided in the protrusion portion and is connected to a wiring from a power source that supplies electricity to a motor,wherein other member, which crosses in an extending direction of the terminal from the protrusion portion to an edge portion of the board member, is not provided.2. The housing of a fan motor according to claim 1 ,wherein the protrusion portion is configured to have a rib which couples the board members to each other, andwherein the fixing portion has a hole portion which is formed on the rib.3. The housing of a fan motor according to claim 1 ,wherein the housing includesa motor mounting portion which mounts the motor on the board member, anda board member reinforcement portion which reinforces the board member and extends from the motor mounting portion, andwherein the board member reinforcement portion has a ...

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Номер записи: 34
07-03-2019 дата публикации

ELECTROSTATIC DISCHARGE DISSIPATION STRUCTURE

Номер: US20190075639A1
Автор: Brueck Daniel J., Ertl Daniel R.
Принадлежит:

An electric tool, a blower and a method of discharging electrostatic charge in an electric tool. The tool may include a housing, a motor supported by the housing and powered by a power source, the motor including a rotor, a fan supported by the housing and driven by the motor to cause an air flow, and a wire electrically connected between the rotor and a terminal of the power source and operable to dissipate electrostatic discharge in the tool. 1. An electric tool comprising:a housing;a motor supported by the housing and powered by a power source, the motor including a rotor;a fan supported by the housing and driven by the motor to cause an air flow; anda wire electrically connected between the rotor and a terminal of the power source and operable to dissipate electrostatic discharge in the tool.2. The electric tool of claim 1 , wherein the wire includes a conductive interface couplable with the rotor.3. The electric tool of claim 1 , wherein the motor includes a bearing supporting the rotor claim 1 , the conductive interface being in electrical contact with the bearing.4. The electric tool of claim 1 , wherein the housing includes a motor support portion supporting the motor and a battery support portion claim 1 , the battery support portion being operable to support a battery claim 1 , the motor being powered by the battery.5. The electric tool of claim 4 , further comprising a circuit operable to electrically connect the battery to the motor claim 4 , the circuit including a circuit terminal connectable to a battery terminal.6. The electric tool of claim 1 , wherein the housing defines a conduit claim 1 , and wherein the fan is operable to direct air flow through the conduit.7. The electric tool of claim 1 , wherein the motor includes a drive shaft connected to the rotor claim 1 , and wherein the fan includes a hub and blades extending from the hub claim 1 , the hub being coupled to the drive shaft.8. The electric tool of claim 1 , wherein the power source ...

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Номер записи: 35
24-03-2022 дата публикации

FLUID PUMP AND BRUSH SPRING RETAINER THEREOF

Номер: US20220094235A1
Автор: Carrillo Conrado, VENEGAS Aldo
Принадлежит:

A fluid pump includes an electric motor having an armature with a commutator and a motor frame which supports a pair of permanent magnets which are located radially outward from the armature. The motor frame has a support stem extending axially in a direction away from the commutator. A pump section is rotationally coupled to the electric motor and pumps the fluid. First and second motor brushes deliver electricity to the commutator and are urged into electrical contact with the commutator by a first and second springs. The first and second springs are mechanically grounded to a brush spring retainer fixed to the motor frame. The brush spring retainer includes a central portion having an opening within which the support stem is received in an interference fit. A support arm extends from the central portion such that the first and second springs are mechanically grounded to the support arm. 1. A fluid pump comprising:a hollow housing;an electric motor located within said hollow housing and having an armature with a commutator, said armature being rotatable about an axis with application of an electric current to said commutator, said electric motor also having a motor frame which supports a pair of permanent magnets which are located radially outward from said armature, said motor frame having a support stem extending axially away therefrom in a direction away from said commutator;a pump section rotationally coupled to said electric motor which receives fluid at a relatively low pressure through a fluid inlet and which pressurizes said fluid to a relatively high pressure as a result of rotation of said armature;a first motor brush and a second motor brush which deliver said electric current to said commutator and which are urged into electrical contact with said commutator by a first brush spring and a second brush spring respectively; and a brush spring retainer central portion which extends along said axis and which includes a brush spring retainer opening therein ...

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Номер записи: 36
12-03-2020 дата публикации

Self-shaking type USB table fan

Номер: US20200080566A1
Автор: Tu Minjie
Принадлежит:

The invention discloses a self-shaking type USB table fan, comprising a table fan seat, wherein the table fan seat is provided with a speed control mechanism for controlling the speed of the USB table fan moving head and a shaking head mechanism for realizing the function of the USB table fan turning head, The speed control mechanism and the moving head mechanism are frictionally driven by a belt; the device has a simple structure and simple operation, and can adjust the moving head speed within a certain range while satisfying the basic blowing and shaking function of the USB table fan, so as to be adapted to use. The most comfortable shaking speed of the head makes the device more user-friendly and improves the quality of life of the user. 1. A self-shaking type USB table fan , comprising a table fan seat , characterized in that: the table fan seat is provided with a speed control mechanism for controlling the speed of the USB table fan moving head and a moving head mechanism for realizing the function of the USB table fan turning head , The speed control mechanism and the moving head mechanism are frictionally driven by a belt , the speed control mechanism includes a USB cable , a cone block and six friction blocks , and the USB cable is used for connecting an external power source to supply device power , the cone The lifting and lowering of the block may cause the friction blocks to be close to or away from each other , and the speed control mechanism further includes a cam , a U-shaped block and a metal block , and the cam is kept in contact with the U-shaped block while being rotated , and the cam rotates. a position may be rotationally conductive with the metal block , the rocking mechanism is located to the left of the speed control mechanism , the moving head mechanism comprises a vertical rod , a shaking head slot and a fan blade , and the vertical rod is in the moving head slot The movement of the fan blade can be pushed to realize the function of ...

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Номер записи: 37
21-03-2019 дата публикации

SERIAL AXIAL FLOW FAN

Номер: US20190085851A1
Автор: HAKOZAKI Shogo, TAKAOKA Tsukasa, YAMAGATA Ryota, YAMAZAKI Shoki
Принадлежит:

A serial axial flow fan includes a first axial flow fan, a second axial flow fan, and a current plate. Hollow cells of the current plate are partitioned by a lattice-shaped partition, penetrate in an axial direction, and are uniformly two-dimensionally arranged at an outer edge. An axially lower end portion of a first housing of the first axial flow fan and an axially upper end portion of a second housing are directly coupled to each other, and the current plate is provided in a coupling unit of the first housing and the second housing. An axially lower end portion of the first tubular unit of the first housing is axially opposed to an axially upper end portion of the second tubular unit of the second housing with the current plate interposed therebetween. A recess recessed on an opposite side to the coupling unit in the axial direction is provided on an axially end surface of at least one of an axially lower end surface of the first tubular unit and an axially upper end surface of the second tubular unit. A lead wire of at least one of the first axial flow fan and the second axial flow fan is accommodated in the recess. At least a portion of the recess overlaps a portion of the current plate in the axial direction. 1. A serial axial flow fan comprising:a first axial flow fan;a second axial flow fan connected in series with the first axial flow fan; anda current plate in which a plurality of hollow cells, which are partitioned by a lattice-shaped partition wall and penetrate in an axial direction, are uniformly two-dimensionally arranged at an outer edge; wherein a first impeller including a first blade rotatable about a vertically extending center axis;', 'a first motor that drives the first impeller to rotate the first blade;', 'a first housing including a first tubular unit having an axially extending tubular shape, the first impeller and the first motor being accommodated in the first tubular unit; and', 'a first lead wire extending from the first motor,, 'the ...

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Номер записи: 38
21-03-2019 дата публикации

Fan Frame and Fan Including the Same

Номер: US20190085855A1
Автор: Horng Alex, Tsai Chia-Ching, Zhou Hung-Cheng
Принадлежит:

A fan frame includes a housing, a shaft tube, a circuit board and a plurality of light-emitting elements. The housing includes a base and a plurality of connection members located between the base and a peripheral wall of the housing. The shaft tube is mounted on the base. The circuit board is mounted in the housing and includes a body having a through-hole. The circuit board is fit around the shaft tube via the through-hole and is integrally formed with a plurality of protruding ribs and at least one outer rib. Each protruding rib is aligned with a respective connection member. Each outer rib is located between two adjacent protruding ribs. The light-emitting elements are mounted on the protruding ribs and the outer rib. A fan including the fan frame is also disclosed. 1. A fan frame comprising:a housing including a base and a plurality of connection members located between the base and a peripheral wall of the housing;a shaft tube mounted on the base;a circuit board mounted in the housing and including a body having a through-hole, wherein the circuit board is fit around the shaft tube via the through-hole and is integrally formed with a plurality of protruding ribs and at least one outer rib, wherein each of the plurality of protruding ribs is aligned with a respective one of the plurality of connection members, and wherein each of the at least one outer rib is located between two adjacent ones of the plurality of protruding ribs; anda plurality of light-emitting elements mounted on the plurality of protruding ribs and the at least one outer rib.2. The fan frame as claimed in claim 1 , wherein the at least one outer rib forms at least one ring.3. The fan frame as claimed in claim 1 , wherein each of the plurality of protruding ribs has a length smaller than or equal to a length of the respective one of the plurality of connection members.4. The fan frame as claimed in claim 1 , wherein each of the plurality of protruding ribs has a width smaller than or equal to ...

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Номер записи: 39
25-03-2021 дата публикации

In-vehicle motor-driven compressor

Номер: US20210090776A1
Автор: Hiroshi Fukasaku, Junya KAIDA, Shunsuke AMBO, Takashi Kawashima, Yoshiki Nagata
Принадлежит: Toyota Industries Corp

An in-vehicle motor-driven compressor includes a common mode choke coil. The common mode choke coil includes an annular core having a through-hole, a first winding and a second winding wound around the core, and a coated conductive wire. The second winding is opposed to the first winding while being spaced apart from the first winding. The coated conductive wire is wound around the core so as to surround the first winding, the second winding, and the core. The coated conductive wire has sections that are opposed to each other with the through-hole in between. An electric wire of the coated conductive wire is wound multiple turns around the core so as to at least partly overlap with the first and second windings. Both ends of the electric wire are electrically connected to each other. The core includes an exposed section that is not covered with the coated conductive wire.

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Номер записи: 40
05-05-2022 дата публикации

Fan assembly with ultraviolet disinfection

Номер: US20220133941A1
Автор: Dennis Thomsen, Jesper HERMANSEN
Принадлежит: Nordicco Aps

A fan assembly includes an electric motor; a rotor driven by the electric motor to rotate about an axis of rotation, and a plurality of blades, for example airfoil shaped blades, attached to the rotor. At least one blade includes a lighting assembly having an ultraviolet light source mounted inside an internal cavity proximal to an end of a blade body of the at least one blade such that the outer shape of the blade is generally unchanged by the lighting assembly.

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Номер записи: 41
25-03-2021 дата публикации

ON-VEHICLE MOTOR-DRIVEN COMPRESSOR

Номер: US20210091699A1
Автор: AMBO Shunsuke, FUKASAKU Hiroshi, KAIDA Junya, KAWASHIMA Takashi, NAGATA Yoshiki
Принадлежит: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI

An on-vehicle motor-driven compressor includes an inverter device having a noise reducer. The noise reducer includes a common mode choke coil. The common mode choke coil includes an annular core, first and second windings wound around the core, the second winding being spaced apart from and opposed to the first winding, an annular conductor that extends over the first winding and the second winding and covers the core, and an insulating layer located between an inner circumferential surface of the conductor and outer surfaces of the first winding and the second winding. The conductor is tubular and belt-shaped. The core includes an exposed portion that is not covered by the conductor. The insulating layer is tubular and belt-shaped. An entirety of the conductor is arranged within a range between opposite ends of the insulating layer. 1. An on-vehicle motor-driven compressor , comprising:a compression unit configured to compress fluid;an electric motor configured to drive the compression unit; andan inverter device configured to drive the electric motor, wherein an inverter circuit configured to convert direct-current power into alternating-current power; and', 'a noise reducer provided on an input side of the inverter circuit, the noise reducer being configured to reduce a common mode noise and a normal mode noise that are included in the direct-current power prior to being input to the inverter circuit,, 'the inverter device includes a common mode choke coil; and', 'a smoothing capacitor that configures a low pass filter circuit together with the common mode choke coil,, 'the noise reducer includes an annular core;', 'a first winding wound around the core;', 'a second winding wound around the core, the second winding being spaced apart from and opposed to the first winding;', 'an annular conductor that extends over the first winding and the second winding and covers the core; and', 'an insulating layer located between an inner circumferential surface of the ...

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Номер записи: 42
09-04-2015 дата публикации

FAN MODULE

Номер: US20150098844A1
Автор: CHIEN Chih-Chin, HSU I-Feng, Wu Chang-Yuan
Принадлежит: COMPAL ELECTRONICS, INC.

A fan module used in an electronic apparatus is provided. The electronic apparatus includes an upper cover and a lower cover. The fan module includes a fan housing, a fixing shaft, a bearing, and a fan body. The fan housing is mounted on the lower cover. The fixing shaft includes a first end and a second end. The first end is mounted on the fan housing. The second end passes out of the fan housing. The bearing includes a first ring and a second ring. The first ring is pivotally connected to the second ring. The first ring is disposed around the outer edge of the fixing shaft. The fan body is disposed around the outer edge of the second ring, so as to rotate relative to the fixing shaft. 1. A fan module used in an electronic apparatus , the electronic apparatus comprising an upper cover and a lower cover , the fan module comprising:a fan housing mounted between the upper cover and the lower cover;a fixing shaft comprising a first end and a second end, the first end being mounted on the fan housing, the second end passing out of the fan housing;a bearing comprising a first ring and a second ring, the first ring being pivotally connected to the second ring and disposed around the outer edge of the fixing shaft; anda fan body disposed around the outer edge of the second ring, so as to rotate relative to the fixing shaft.2. The fan module of claim 1 , wherein the fan body further comprises:a fan hub comprising a hollow engaging portion disposed around the outer edge of the second ring, wherein the second end passes through the hollow engaging portion to be engaged with the upper cover; anda plurality of fan blades disposed around the fan hub.3. The fan module of claim 2 , wherein the fan housing has a hole claim 2 , the fan module further comprises a bushing claim 2 , and the bushing is engaged with the hole.4. The fan module of claim 3 , wherein the bushing further comprises:a protruding portion engaged with the hole; andan accommodating trough accommodating the hollow ...

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Номер записи: 43
01-04-2021 дата публикации

AIR BLOWER

Номер: US20210095679A1
Автор: SHIRAISHI Yukinobu, UCHINO TAKASHI
Принадлежит:

An air blower includes an impeller, a motor, a lead wire, and a casing. The impeller rotates around a central axis extending in a vertical direction. The motor rotates the impeller. The lead wire is connected to the motor. The casing houses the impeller and the motor. The casing includes a bottom plate portion, a side wall portion, and a top plate portion. The bottom plate portion expands from the central axis in the radial direction and holds the motor on the upper surface of the bottom plate portion. The side wall portion extends axially upward from the outer peripheral portion of the bottom plate portion. The top plate portion is disposed axially above the impeller and is connected to the upper end of the side wall portion. The casing includes a lead-out port through which the lead wire is led out to the outside in the radial direction. The lead-out port includes a lower portion provided on the bottom plate portion and an upper portion provided on the side wall portion, and the lower and upper portions are defined by different members. 1. An air blower comprising:an impeller that is rotatable around a central axis extending in a vertical direction;a motor to rotate the impeller;at least one lead wire connected to the motor; and a bottom plate portion that expands in a radial direction from the central axis and holds the motor on an upper surface of the bottom plate portion;', 'a side wall portion that extends axially upward from an outer peripheral portion of the bottom plate portion; and', 'a top plate portion disposed axially above the impeller and connected to an upper end of the side wall portion;, 'a casing that houses the impeller and the motor; wherein the casing includesthe casing includes a lead-out port through which the lead wire is led out to an outside of the casing in the radial direction; andthe lead-out port includes a lower portion provided on the bottom plate portion and an upper portion provided on the side wall portion, the lower and upper ...

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Номер записи: 44
01-04-2021 дата публикации

CENTRIFUGAL FAN

Номер: US20210095693A1
Автор: SHIRAISHI Yukinobu, UCHINO TAKASHI
Принадлежит:

A centrifugal fan includes an impeller including blades, a motor, a housing, and a resin section. The blades are arranged in the circumferential direction about a central axis extending in the vertical direction. The rotor of the motor is rotatable with the blades about the central axis. The housing includes a plate-shaped bottom plate that extends in the radial direction from the central axis, and a housing protrusion that protrudes upward from the upper surface of the bottom plate and extends in the circumferential direction. A housing recess, which is recessed downward, is located in the upper surface of the bottom plate. The resin section includes a resin filled portion filled in the housing recess, and a resin protrusion that is disposed below the blades, protrudes upward from the resin filled portion, and extends in the circumferential direction. 1. A centrifugal fan comprising:an impeller including a plurality of blades;a motor including a rotor to which the impeller is attached;a housing that houses the impeller and the motor and holds the motor; anda resin section including a resin material; whereinthe plurality of blades is arranged in a circumferential direction about a central axis extending in a vertical direction;the rotor is rotatable with the plurality of blades about the central axis; a bottom plate having a plate shape and extending in a radial direction; and', 'a housing protrusion that is disposed below the blades, protrudes upward from an upper surface of the bottom plate, and extends in the circumferential direction;, 'the housing includesthe bottom plate is provided with a housing recess recessed downward in the upper surface; and a resin filled portion filled in the housing recess; and', 'a resin protrusion that is disposed below the blades, protrudes upward from the resin filled portion, and extends in the circumferential direction., 'the resin section includes2. The centrifugal fan according to claim 1 , further comprising a lead wire to ...

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Номер записи: 45
12-05-2022 дата публикации

CEILING FAN STRUCTURE

Номер: US20220145895A1
Автор: Yao Chao Chin
Принадлежит:

A ceiling fan structure includes a mounting bracket, a hanging plate, a coupling, and a motor. The mounting bracket is fixed to a ceiling. The hanging plate has a top fixed to the mounting bracket. The top is formed with a recessed accommodating groove for accommodating a first electronic component. The coupling is connected to a bottom of the accommodating groove and extends downward. The coupling is connected with a support plate extending horizontally. The support plate is configured to support a second electronic component. The internal space of the ceiling fan structure is properly planned so that the components of the ceiling fan structure can be reasonably configured, so as to improve the efficiency of assembly. 1. A ceiling fan structure , comprising:a mounting bracket fixed to a ceiling;a hanging plate, having a top fixed to the mounting bracket, the top being formed with a recessed accommodating groove for accommodating a first electronic component;a coupling, connected to a bottom of the accommodating groove and extending downward, the coupling being connected with a support plate extending horizontally, the support plate being configured to support a second electronic component;a motor, connected to the coupling;a housing, connected to the mounting bracket and configured to cover the hanging plate, the coupling and the motor.2. The ceiling fan structure as claimed in claim 1 , wherein the first electronic component is a receiver claim 1 , and the second electronic component is a motor forward/reverse rotation module.3. The ceiling fan structure as claimed in claim 2 , wherein the motor forward/reverse rotation module is provided with an integrated output flat cable connector.4. The ceiling fan structure as claimed in claim 1 , wherein the accommodating groove is surrounded by four connected side walls connected to the top and a bottom wall connected to the four side walls claim 1 , and the first electronic component is a receiver.5. The ceiling fan ...

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Номер записи: 46
12-05-2022 дата публикации

Air circulator

Номер: US20220146143A1
Автор: Hideki Yamamoto, Hiroshi Ishikawa, Kazuhito Fukumasu
Принадлежит: Iris Ohyama Inc

An air circulator includes a blower unit that is provided with an airflow opening on a front side of the blower unit. A grill is provided in the airflow opening, and is provided with airflow guide blades in a spiral manner Each of the airflow guide blades is convex toward an airflow direction between its inner end portion and its outer end portion to form the grill three-dimensionally. The grill further includes a circular ring that intersects with the airflow guide blades.

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Номер записи: 47
19-03-2020 дата публикации

Electric Pump

Номер: US20200091794A1
Автор: Honda Yoshihiko, SHIRAI Naoki, TSUKAMOTO Shota
Принадлежит: AISAN KOGYO KABUSHIKI KAISHA

An electric pump includes an impeller and a brushless motor including a rotor, a stator, a circuit board, and a coil terminal. The rotor is coupled to the impeller. The stator includes a plurality of stator coils circumferentially disposed around or within the rotor and include a first stator coil. The circuit board extends in a plane crossing with an axial direction of the rotor and includes an electric circuit. The coil terminal electrically couples the first stator coil and the electric circuit of the circuit board. The coil terminal extends from the circuit board and is disposed outside or inside the first stator coil in the radial direction. The coil terminal includes a coil-side end positioned further away from the circuit board in the axial direction than at least a portion of the first stator coil. The coil terminal is coupled to the first stator coil via the coil-side end. 1. An electric pump , comprising:an impeller; and a rotor coupled to the impeller;', 'a stator including a plurality stator coils circumferentially arranged around or within the rotor and overlapping the rotor in a radial direction of the rotor, wherein the plurality of stator coils includes a first stator coil;', 'a circuit board extending in a plane crossing an axial direction of the rotor, wherein the circuit board includes an electric circuit; and', 'a coil terminal electrically connecting the first stator coil and the electric circuit of the circuit board,', the coil terminal extends from the circuit board and is disposed outside or inside the first stator coil in the radial direction,', 'the coil terminal includes a coil-side end positioned further away from the circuit board in the axial direction than at least a portion of the first stator coil, and', 'the coil terminal is coupled to the first stator coil via the coil-side end., 'wherein], 'a brushless motor comprising2. The electric pump according to claim 1 , wherein:the coil terminal includes a board-side end coupled to the ...

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Номер записи: 48
19-03-2020 дата публикации

FAN WIRE TRIMMING MODULE

Номер: US20200093029A1
Автор: Dong Sixi, Sun Sung-Wei, Xiong Hai-Yang
Принадлежит:

A fan wire trimming module includes a lower moldboard, an upper moldboard and a base plate. One side of the lower moldboard is formed with a depression and multiple locating bosses. One side of the upper moldboard is formed with multiple locating holes. A periphery of the upper moldboard is formed with at least one fixing split. The locating bosses are fitted in the locating holes. A fixing member is assembled in the fixing split. The upper moldboard is formed with a stator receiving space and at least one hollow section. An inner circumference of the stator receiving space is formed with at least one rib. The hollow section is formed around the stator receiving space. A stator assembly is received in the stator receiving space. Multiple windings are wound on the stator assembly. One end of each winding is engaged in the fixing split. 1. A fan wire trimming module comprising:a lower moldboard, one side of the lower moldboard being formed with a depression and multiple locating bosses;an upper moldboard, one side of the upper moldboard being formed with multiple locating holes, a periphery of the upper moldboard being formed with at least one fixing split, the locating bosses being correspondingly fitted in the locating holes, a fixing member being correspondingly assembled in the fixing split, the upper moldboard being formed with a stator receiving space and at least one hollow section, an inner circumference of the stator receiving space being formed with at least one rib, the hollow section being correspondingly formed around the stator receiving space; anda base plate correspondingly disposed in the depression, a bearing cup upward protruding from one face of the base plate, a circuit board and a stator assembly being correspondingly fitted on the bearing cup, the stator assembly being correspondingly received in the stator receiving space, multiple windings being wound on the stator assembly, one end of each winding being correspondingly engaged in the fixing ...

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Номер записи: 49
01-04-2021 дата публикации

MOTOR-DRIVEN COMPRESSOR

Номер: US20210099042A1
Автор: ADANIYA Taku, HAMANA Shozo, TAKAYAMA Hiroki
Принадлежит: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI

A motor-driven compressor includes a plurality of motor wires and an insulating terminal container. The motor wires include portions covered with an insulating tube and distal ends at which a connection terminal is provided. The terminal container includes a cluster block and a terminal holder. The cluster block accommodates the connection terminal and has an opening. The terminal holder holds the connection terminal and has a lid that closes the opening. The cluster block includes a base portion. The lid has a cutout that receives the tube. The lid is in contact with the base portion such that a part of a hole defined by the cutout is closed by the base portion. 1. A motor-driven compressor , comprising:a compressing unit configured to compress a refrigerant;an electric motor configured to drive the compressing unit;a motor drive circuit configured to drive the electric motor;a plurality of motor wires electrically connected to the electric motor, the motor wires including portions covered with an insulating tube and distal ends at which a connection terminal is provided, the connection terminal being electrically connected to the motor drive circuit;an insulating terminal container; anda housing that accommodates the compressing unit, the electric motor, and the terminal container, wherein a cluster block that accommodates the connection terminal and has an opening that opens to an outside, and', 'a terminal holder that holds the connection terminal, the terminal holder having a lid that closes the opening,, 'the terminal container includesthe cluster block includes a base portion, the base portion having a guide recess arranged to guide the tube,the base portion defines a space that is continuous with the opening in the cluster block,the lid includes a cutout that receives the tube, andthe lid is in contact with the base portion such that a part of a hole defined by the cutout is closed by the base portion.2. The motor-driven compressor according to claim 1 , ...

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Номер записи: 50
04-04-2019 дата публикации

FAN

Номер: US20190101127A1
Автор: Liu Zhenhua, XING Zheng, ZHANG LEI
Принадлежит: BEIJING XIAOMI MOBILE SOFTWARE CO., LTD.

A fan includes a fan seat and a fan head, wherein a first surface of the fan head opposed a second surface of the fan seat. The fan further includes a first rotating shaft at edges of the first surface and the second surface configured to rotatably couple the fan seat and the fan head, such that the first surface of the fan head and the second surface of the fan seat form an target angle based on the first rotating shaft. 1. A fan comprising:a fan seat;a fan head having a first surface opposing a second surface of the fan seat; anda first rotating shaft provided at edges of the first surface and the second surface and configured to rotatably couple the fan seat and the fan head, such that the first surface of the fan head and the second surface of the fan seat form a target angle based on the first rotating shaft.2. The fan according to claim 1 , wherein:the first rotating shaft is configured to allow a power supply line to pass therethrough, andthe power supply line is configured to supply power to the fan head.3. The fan according to claim 1 , wherein the fan seat comprises:a first seat body; anda second seat body,wherein a bottom surface of the second seat body is opposing a top surface of the first seat body, and a top surface of the second seat body is the second surface of the fan seat.4. The fan according to claim 3 , wherein the second seat body is rotatable relative to the first seat body.5. The fan according to claim 4 , wherein the first rotating shaft is perpendicular to a rotating shaft between the second seat body and the first seat body.6. The fan according to claim 4 , wherein:the fan seat further comprises a second rotating shaft,the second rotating shaft is fixedly connected to the first seat body, andthe second rotating shaft is disposed at a center position of the second seat body such that the second seat body is rotatable about the second rotating shaft.7. The fan according to claim 4 , wherein the fan seat further comprises:a third rotating ...

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Номер записи: 51
04-04-2019 дата публикации

AIR MOVER CIRCUITRY AND COMPLIANT MEMBER

Номер: US20190101135A1
Автор: Pacilli Chad Vincent, Seguin Stephen, Wang Loory (Rui)
Принадлежит:

A blower () comprising: (a) a rotor () including: (i) a magnet () and (ii) a shaft () including a recess on an end of the shaft (); (b) a stator () that at least partially extends within the rotor (); and (c) a compliant member (); wherein the compliant member () extends into the recess and the compliant member () is compliant so that the compliant member () allows the shaft () to move. 1) A blower comprising: i. a magnet and', 'ii. a shaft including a recess on an end of the shaft;, 'a. a rotor includingb. a stator that at least partially extends within the rotor; andc. a compliant member,wherein the compliant member extends into the recess and the compliant member is flexible so that the compliant member allows the shaft to move, at least partially moves with the shaft, or both.2) The blower of claim 1 , wherein the compliant member is at least partially made of an elastomeric material and/or include an elastomer.3) The blower of claim 1 , wherein the compliant member has a Shore hardness of about 20 A to about 100 A when measured according to ASTM D2240.4) The blower of claim 1 , wherein the compliant member allows the shaft to move axially along the axis of the shaft.5) The blower of claim 1 , wherein the compliant member allows the shaft to move so that vibrations claim 1 , noise claim 1 , harshness claim 1 , or a combination thereof are prevented from passing from the shaft to the impeller claim 1 , the stator claim 1 , a blower housing claim 1 , or a combination thereof.6) The blower of claim 1 , wherein the compliant member substantially reduces and/or eliminates acceleration of the shaft axially so that a force between the shaft claim 1 , the compliant member claim 1 , or both and an adjacent blower component is substantially reduced and/or eliminated.7) The blower of claim 6 , wherein deceleration of the of the shaft claim 6 , the compliant member claim 6 , or both is exponential as the shaft claim 6 , the compliant member claim 6 , or both approach the ...

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Номер записи: 52
23-04-2015 дата публикации

COOLING APPARATUS

Номер: US20150110649A1
Автор: FUKUSHIMA Kazuhiko, TAMAOKA Takehito
Принадлежит: NIDEC CORPORATION

A cooling apparatus includes an impeller, a motor, a base portion, and a motor circuit board. The impeller includes a plurality of blades and a blade support portion. Of the plurality of blades, at least one pair of circumferentially adjacent blades are arranged to have a channel defined therebetween, the channel extending from axially upper edges to axially lower edges of the blades, and being arranged to be open toward the upper surface of the base portion. The base portion includes a heat source contact portion with which a heat source is to be in contact. At least one of the blades includes a blade edge opposed portion having an axially lower edge arranged opposite to the upper surface of the base portion. An outermost edge portion of the motor circuit board is arranged radially inward of a radially inner end portion of the blade edge opposed portion. 1. A cooling apparatus comprising:an impeller arranged to rotate about a central axis extending in a vertical direction, and including a plurality of blades arranged in a circumferential direction and a blade support portion arranged to support the plurality of blades;a motor arranged to rotate the impeller;a base portion arranged to support the motor; anda motor circuit board arranged on an upper surface of the base portion to supply a drive current to coils of the motor; whereinof the plurality of blades, at least one pair of circumferentially adjacent blades are arranged to have a channel defined therebetween, the channel extending from axially upper edges to axially lower edges of the blades, and being arranged to be open toward the upper surface of the base portion;the base portion includes, in a lower surface thereof, a heat source contact portion with which a heat source is to be in contact;at least one of the blades includes a blade edge opposed portion having an axially lower edge arranged opposite to the upper surface of the base portion; andan outermost edge portion of the motor circuit board is arranged ...

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Номер записи: 53
03-07-2014 дата публикации

FAN ASSEMBLY HAVING MULTIPLE CENTRIFUGAL FANS IN MECHANICAL CONNECTION WITH A PLANETARY GEAR SYSTEM

Номер: US20140186197A1
Автор: OWUSU ELIJAH ANIM
Принадлежит:

The fan assembly having multiple centrifugal fans in mechanical connection with a planetary gear system is a novel improvement to the field of fans, and which includes at least two centrifugal fans that are in mechanical connection with a single drive source. A planetary gear system connects the centrifugal fans to the single drive source such that all centrifugal fans work in concert. The assembly includes a housing that is constructed of a first portion positioned atop and able to rotate with respect to a second portion. The ability of the first portion to rotate with respect to the second portion enables the first portion where the centrifugal fans to rotate 360 degrees. The first portion includes partitions, which isolate each centrifugal fans from one another. 1. A fan assembly comprising:a housing further defined with a first portion positioned atop of and able to rotate thereon and with respect to a second portion;wherein the first portion houses a plurality of centrifugal fans, which are isolated into individual compartments via a plurality of partitions, and whereby the centrifugal fans are in mechanical communication with a centrifugal drive motor via a planetary gear arrangement;wherein a first motor is affixed to a first bottom surface of the first portion, and which enables rotational movement to occur between the first portion and the second portion.2. The fan assembly as described in wherein the housing is of cylindrical construction claim 1 , and of an undefined height.3. The fan assembly as described in wherein the first bottom surface includes a hole centrally located thereon claim 2 , and a secondary hole; wherein the secondary hole enables the first motor to be in wired communication via a first wire.4. The fan assembly as described in wherein the first motor is in mechanical communication with a second gear claim 3 , which is located inside of the second portion; wherein the second gear is secured to a second duct that spans from a second bottom ...

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Номер записи: 54
02-06-2022 дата публикации

VACUUM PUMP AND CONTROL APPARATUS OF VACUUM PUMP

Номер: US20220170470A1
Автор: Saegusa Kengo
Принадлежит:

A vacuum pump in which a pump main body and a control apparatus that controls the pump main body are integrated with each other. The control apparatus includes a cylindrical portion which protrudes from a chassis of the control apparatus and inside which a cable that connects the pump main body and the control apparatus to each other is passed. A height of the cylindrical portion exceeds a height of a gap formed between a bottom portion of the pump main body and the chassis of the control apparatus. 1. A vacuum pump in which a pump main body and a control apparatus that controls the pump main body are integrated with each other , whereinthe control apparatus includes a cylindrical portion which protrudes from a chassis of the control apparatus and inside which a cable that connects the pump main body and the control apparatus to each other is passed, anda height of the cylindrical portion exceeds a height of a gap formed between a bottom portion of the pump main body and the chassis of the control apparatus.2. The vacuum pump according to claim 1 , whereinthe pump main body includes a relay chamber which houses a relay substrate to which an end portion of the cable is connected, andthe relay chamber is provided with a detachable cover.3. The vacuum pump according to claim 1 , wherein a detachable plate that fastens the pump main body and the control apparatus to each other is provided in the bottom portion of the pump main body.4. The vacuum pump according to claim 3 , wherein the height of the cylindrical portion is formed so as to be higher than a combined height dimension of the gap and the plate.5. The vacuum pump according to claim 1 , whereina base portion of the pump main body is provided with a base penetrating portion, andthe height of the cylindrical portion is formed so as to be higher than a combined height dimension of the gap and the base penetrating portion.6. The vacuum pump according to claim 1 , wherein the cylindrical portion is constituted by a ...

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Номер записи: 55
19-04-2018 дата публикации

FAN STRUCTURE

Номер: US20180106259A1
Автор: LIN Shih-Jen
Принадлежит:

The present disclosure illustrates a fan structure which includes an outer shell member, a rotating module and a circuit module. The outer shell member has a receiving groove, and an axis part and a fastening part. The fastening part includes winding columns. The rotating module includes the fan, an axis coupling part pivotally connected with the axis part, and a magnetic part disposed on a periphery of the axis coupling part. The circuit module includes a circuit board which has positioning holes formed on and annularly arranged the surface thereof. Position-limiting caps are respectively mounted and fixed on the winding column after the winding columns are inserted through the positioning holes. A conductive wire is wound on the winding columns to form coils, and has two ends welded on the circuit board. Therefore, defect rate and assembly cost of production of fan structure of the present disclosure can be decreased. 1. A fan structure comprising an outer shell member , a rotating module and a circuit module , wherein:said outer shell member includes a receiving groove formed inside, an axis part protruded on a bottom side of said receiving groove, a fastening part disposed around said axis part, and a plurality of winding columns protruded on a surface of said fastening part and disposed adjacent to and around said axis part;wherein said rotating module includes a fan and a magnetic part disposed around a periphery of an axis coupling part, said fan has said axis coupling part pivotally connected to said axis part, and said magnetic part includes south magnetic portions with south magnetic pole and north magnetic part portions with north magnetic pole; andwherein said circuit module includes a circuit board mounted on a periphery of said axis part, and a plurality of positioning holes formed on a surface of said circuit board and configured for insertion of said plurality of winding columns, and at least one conductive wire directly wound on said plurality of ...

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Номер записи: 56
21-04-2016 дата публикации

CEILING FAN KIT AND ELECTRICAL CONNECTOR WITH MOUNTING METHOD

Номер: US20160111816A1
Автор: Jones Rickey Thomas, Mason Douglas Troy, Stout Benjamin David, Walker William Walter
Принадлежит:

A plurality ceiling fan kits comprising one or more pre-wired downrods or a set of pre-wired downrods having internal wiring terminating on one or more ends in wire leads made of electrically conductive materials. Different electrical connectors, for use with the ceiling fan kits and pre-wired downrods, are adapted to electrically couple one or more sets of wiring by pushing in the electrically conductive wire leads into a plurality of ports disposed on the electrical connectors. The electrical connectors may include a jumper for switching between a single- and dual-power supply switch configuration and indicia for identifying the insertion of a wire into a corresponding port. A method of mounting a ceiling fan to a structure having an electrical supply, utilizing the pre-wired downrods and the electrical connectors. 1. A method for mounting a ceiling fan to a structure having an electrical supply , the method comprising:selecting a pre-wired downrod from a set of pre-wired downrods of different lengths;electrically coupling a first set of wire leads for the pre-wired downrod to a motor for the ceiling fan;electrically coupling a second set of wire leads for the pre-wired downrod to the electrical supply; andmechanically coupling the selected pre-wired downrod to the structure.2. The method of wherein the mechanically coupling occurs prior to the electrically coupling of the second set of wire leads.3. The method of wherein the electrically coupling of the second set of wire leads occurs prior to the electrically coupling of the first set of wire leads.4. The method of wherein the selecting the pre-wired downrod comprises selecting from a set of pre-wired downrods having wiring passing through an interior of the selected downrod and terminating in at least one exteriorly located electrical connector.5. The method of wherein the electrically coupling at least one of the first set of wire leads or the second set of wire leads comprises electrically connecting a first ...

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Номер записи: 57
20-04-2017 дата публикации

DRIVE DEVICE AND BLOWER DEVICE

Номер: US20170107994A1
Автор: KOSAKA Hiroki
Принадлежит: SHINANO KENSHI CO., LTD.

A drive device includes: a board including an opening; and a motor including: a rotational shaft; a housing supporting the rotational shaft for rotation, fixed to the board so as to surround the opening, and having a cylindrical shape; a bearing supporting the rotational shaft for rotation and press-fitted onto an inner peripheral surface of the housing; and a thrust cover supporting an end of the rotational shaft and fixed onto the inner peripheral surface of the housing by an adhesive. 1. A drive device comprising:a board including an opening; and a rotational shaft;', 'a housing supporting the rotational shaft for rotation, fixed to the board so as to surround the opening, and having a cylindrical shape;', 'a bearing supporting the rotational shaft for rotation and press-fitted onto an inner peripheral surface of the housing; and', 'a thrust cover supporting an end of the rotational shaft and fixed onto the inner peripheral surface of the housing by an adhesive,, 'a motor includingwherein a first recessed portion recessed radially outwardly from the opening; and', 'a first projection portion projecting radially inwardly from the opening,, 'an inner edge of the opening includes a second recessed portion recessed radially inwardly from the thrust cover; and', 'a second projection portion projecting radially outwardly from the thrust cover,, 'an outer edge of the thrust cover includesat least the first and second projection portions partially overlap each other when viewed in an axial direction of the rotational shaft,a first gap is defined between the second recessed portion and the inner peripheral surface of the housing in a radial direction of the rotational shaft,a second gap is defined between the first and second projection portions in the axial direction of the rotational shaft, andthe adhesive is filled in the first and second gaps.2. The drive device of claim 1 , whereinbefore the thrust cover is fixed to the housing by the adhesive, the thrust cover is ...

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Номер записи: 58
30-04-2015 дата публикации

Sealing Structure of Motor Case and Motor

Номер: US20150115546A1
Автор: UMEMATSU Akishige
Принадлежит:

In the sealing structure, coil leads of motor coils are connected to a bottom part of a motor case, a motor-control board, which has a connector to which lead wires are connected, is attached to the bottom part, the motor case has a connector insertion hole, into which the connector is inserted to expose on the outside of the motor case, and a ring-shaped sealing member, which is fitted on an outer circumferential face of the connector, is sandwiched between a motor-control board and the bottom part of the motor case so as to seal the connector insertion hole. 1. A sealing structure of a motor case ,wherein the motor case accommodates a motor for rotating an impeller,the motor case is integrated with a blower case in which the impeller is accommodated, anda fluid is sucked into the blower case, from an axial direction, and blown out in a tangential direction by rotation of the impeller, andthe sealing structure being characterized in,that coil leads of motor coils are connected to a bottom part of the motor case,that a motor-control board, which has a connector to which lead wires are connected, is attached to the bottom part,that the motor case has a connector insertion hole, into which the connector is inserted to expose on the outside of the motor case, andthat a ring-shaped sealing member, which is fitted on an outer circumferential face of the connector, is sandwiched between the motor-control board and the bottom part of the motor case so as to seal the connector insertion hole.2. The sealing structure according to claim 1 ,wherein a step-shaped section is formed in a periphery of the connector insertion hole, which faces the motor-control board, andthe ring-shaped sealing member is provided to the step-shaped section and sandwiched between the step-shaped section and the motor-control board.3. A motor claim 1 ,comprising a motor case,{'claim-ref': {'@idref': 'CLM-00001', 'claim 1'}, 'wherein the motor case has the sealing structure according to .'}4. A motor ...

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Номер записи: 59
02-04-2020 дата публикации

Fan Frame and Fan Including the Same

Номер: US20200102963A1
Автор: Horng Alex, Tsai Chia-Ching, Zhou Hung-Cheng
Принадлежит:

A fan frame includes a housing, a shaft tube, a circuit board and a plurality of light-emitting elements. The housing includes a base and a plurality of connection members located between the base and a peripheral wall of the housing. The shaft tube is mounted on the base. The circuit board is mounted in the housing and includes a body having a through-hole. The circuit board is fit around the shaft tube via the through-hole and is integrally formed with a plurality of protruding ribs and at least one outer rib. Each protruding rib is aligned with a respective connection member. Each outer rib is located between two adjacent protruding ribs. The light-emitting elements are mounted on the protruding ribs and the outer rib. A fan including the fan frame is also disclosed. 1. A fan frame comprising:a housing including a base and a plurality of connection members located between the base and a peripheral wall of the housing;a shaft tube mounted on the base;a circuit board mounted in the housing and including a body having a through-hole, wherein the circuit board is fit around the shaft tube via the through-hole and is integrally formed with a plurality of protruding ribs and at least one outer rib, wherein each of the plurality of protruding ribs is aligned with a respective one of the plurality of connection members, and wherein each of the at least one outer rib is located between two adjacent ones of the plurality of protruding ribs, and wherein each of the at least one outer rib has two ends, wherein one of the two ends connects to an adjacent one of the plurality of protruding ribs; anda plurality of light-emitting elements mounted on a surface of each of the plurality of protruding ribs facing away from the plurality of connection members and a surface of each of the at least one outer rib facing away from the plurality of connection members,wherein the circuit board and the base are integrally formed with each other.2. A fan frame comprising:a housing including ...

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Номер записи: 60
27-04-2017 дата публикации

CENTRIFUGAL FAN

Номер: US20170114791A1
Автор: FUJIMOTO Seiya, Matsubara Masaaki, Nara Kiyohisa, YAMADA Takuji
Принадлежит: MINEBEA CO., LTD.

The present invention provides a centrifugal fan that can be easily positioned when it is installed in a device or apparatus, which can further improve positioning accuracy, and which can decrease noise, even if it is made thin. In the centrifugal fan in which an impeller is received inside a casing and air drawn in from a suction port formed on the casing by rotating the impeller is discharged from the casing to the outside of a blowing port, a circular protruded portion is formed on a peripheral edge of the suction port, and protrudes upwardly in a shaft direction from an upper surface of the casing. 1. A centrifugal fan ,wherein an impeller is received inside a casing,air drawn in from a suction port formed on the casing by rotating the impeller is discharged from the casing to the outside of a blowing port, anda circular protruded portion is formed on a peripheral edge of the suction port, and protrudes upwardly in a shaft direction from an upper surface of the casing.2. The centrifugal fan according to claim 1 ,wherein a circular groove is formed on a lower surface of the circular protruded portion of the casing, andthe circular protruded portion is formed on a circular shroud that is a part of members for composing the impeller, and is located in the circular groove.3. The centrifugal fan according to claim 2 ,wherein a labyrinth seal structure is formed between the circular groove and the circular protruded portion formed on the circular shroud.4. The centrifugal fan according to claim 2 ,wherein the circular protruded portion formed on the circular shroud is formed at an upper edge in a shaft direction of the circular shroud.5. The centrifugal fan according to claim 2 ,wherein the circular protruded portion formed on the circular shroud is formed on a step of an upper surface or an inclined surface of the circular shroud.6. The centrifugal fan according to claim 1 ,wherein the casing is formed by an upper casing and a lower casing,pillars are intervened ...

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Номер записи: 61
13-05-2021 дата публикации

FAN

Номер: US20210140440A1
Автор: Fang Yu-Hsiang
Принадлежит:

A fan comprises a fan frame, a motor, an impeller, a circuit board and an enclosing layer. The fan frame has a motor base disposed in a central portion thereof. The motor is mounted on the motor base and has a rotor, a stator and a bearing unit. The stator is disposed around the outer periphery of the bearing unit, and the rotor is sheathed on the stator and the bearing unit. The impeller is mounted on the motor. The circuit board is sheathed on the bearing unit and located between the stator and the motor base, and has a plurality of electronic components disposed on a first surface thereof. The stator and the circuit board are enclosed by the enclosing layer, and the plurality of electronic components are enclosed by the uniform enclosing layer with a specific thickness. 1. A fan , comprising:a fan frame having a motor base disposed in a central portion thereof;a motor mounted on the motor base and having a rotor, a stator and a bearing unit, wherein the stator is disposed around an outer periphery of the bearing unit, and the rotor is sheathed on the stator and the bearing unit;an impeller mounted on the motor;a circuit board sheathed on the bearing unit and located between the stator and the motor base, and having a plurality of electronic components disposed on a first surface thereof; andan enclosing layer,wherein the stator and the circuit board are enclosed by the enclosing layer, and the plurality of electronic components are enclosed by the uniform enclosing layer with a specific thickness.2. The fan according to claim 1 , wherein the specific thickness is ranged between 0.8 mm and 2.0 mm.3. The fan according to claim 1 , wherein the motor base of the fan further has a second surface claim 1 , and a wall thickness arrangement is created on the second surface according to the corresponding electronic components.4. The fan according to claim 3 , wherein the wall thickness arrangement has a plurality of concave parts formed on the second surface claim 3 , ...

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Номер записи: 62
13-05-2021 дата публикации

MOTOR DEVICE, CONTROLLER, MOTOR SYSTEM, FAN UNIT, AND COMMUNICATION METHOD

Номер: US20210140441A1
Автор: Kimura Shinsuke, SAKAMOTO Mitsuhiro, YOKOUCHI Yasuyuki
Принадлежит: Panasonic Intellectual Property Management Co., Ltd.

A motor device includes a motor, an input unit, a processing unit, and an electrical energy storage unit. The input unit accepts power supplied from a controller during a first period and receives at least a communication signal transmitted from the controller during a second period after the first period. The processing unit updates data for the motor in accordance with the communication signal received by the input unit. The electrical energy storage unit stores, based on the power supplied to the input unit, electrical energy for driving the processing unit. 1. A motor device comprising:a motor;an input unit configured to accept power supplied from a controller during a first period and receive at least a communication signal transmitted from the controller during a second period after the first period;a processing unit configured to update data for the motor in accordance with the communication signal received by the input unit; andan electrical energy storage unit configured to store, based on the power supplied to the input unit, electrical energy for driving the processing unit.2. The motor device of claim 1 , whereinthe input unit is configured to accept the power via a pair of electric cables to be electrically connected to the controller, andthe input unit is configured to receive the communication signal via the pair of electric cables.3. The motor device of claim 1 , whereinthe processing unit is configured to determine, based on a waveform of voltage applied to the input unit, whether or not the controller is connected to the motor device.4. The motor device of claim 1 , whereinthe controller is configured to alternately go through a supply period in which the controller supplies the power to the input unit and a transmission period in which the controller transmits the communication signal to the input unit.5. The motor device of claim 4 , whereinthe transmission period is a period in which output voltage of the electrical energy storage unit does not ...

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Номер записи: 63
05-05-2016 дата публикации

VENTILATING FAN

Номер: US20160123337A1
Автор: Araki Naoya, Liang Qiuqian, Suzuki Masato
Принадлежит:

A ventilating fan, includes a housing having an opening at a bottom surface thereof, a casing disposed in the housing, fan blades and a motor disposed in the casing, and a wiring box fixed on the casing and composed of a box body and a cover. The wiring box is fixed on the casing through a fixing structure, the fixing structure includes a first fixing means and a second fixing means, and the first fixing means includes a screw fixing structure, and the second fixing means includes an engaging fixing structure. An advantage of the ventilating fan lies in that, while preventing a user from detaching the wiring box manually, the ventilating fan has reduced components and can simplify operating steps during fixing the wiring box on the casing, and is thereby less time consuming. 1. A ventilating fan , comprising:a housing having an opening at a bottom surface thereof,a casing disposed in the housing,fan blades and a motor disposed in the casing, anda wiring box fixed on the casing and composed of a box body and a cover, whereinthe wiring box is fixed on the casing through a fixing structure,the fixing structure comprises a first fixing means and a second fixing means, andthe first fixing means comprises a screw fixing structure, and the second fixing means comprises an engaging fixing structure.2. The ventilating fan according to claim 1 , wherein the screw fixing structure of the first fixing means comprises a first boss disposed at a first end of the wiring box and protruded outwards and a second boss provided on the casing at a position thereof corresponding to the first boss and protruded towards the wiring box claim 1 , and each of the first and the second bosses is provided with a hole in a vertical direction; andwherein the engaging fixing structure of the second fixing means comprises a first recess formed at a second end of the wiring box and a first rib provided on the casing at a position thereof corresponding to the first recess, the first rib and the first ...

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Номер записи: 64
05-05-2016 дата публикации

Electric Air Pump for Inflatable Body

Номер: US20160123349A1
Автор: Wang Cheng-Chung, Wang Chien-Hua
Принадлежит:

An electric air pump for pumping air into an inflatable body includes a housing having an air inlet and an air outlet, an impeller disposed in the housing, a motor configured to drive the impeller, an air passage connecting the air inlet and the air outlet, a first chamber receiving the motor and including a ventilation inlet and ventilation outlet, and a heat dissipation impeller configured to be driven by the motor so that air flows into the first chamber through the ventilation inlet and flows out of the first chamber through the ventilation outlet for heat dissipation of the motor. 1. An electric air pump for pumping air into an inflatable body , comprising:a housing comprising an air inlet and an air outlet;an impeller disposed in the housing;a motor configured to drive the impeller;an air passage connecting the air inlet and the air outlet;a first chamber receiving the motor and comprising a ventilation inlet and a ventilation outlet; anda heat dissipation impeller configured to be driven by the motor so that air flows into the first chamber through the ventilation inlet and flows out of the first chamber through the ventilation outlet for heat dissipation of the motor.2. The electric air pump as claimed in claim 1 , wherein the ventilation inlet and the ventilation outlet are disposed on two sides of the first chamber.3. The electric air pump as claimed in claim 2 , further comprising a switching mechanism and a trigger switch claim 2 , wherein the switching mechanism is disposed in the housing to pump air into the air passage claim 2 , discharging air from the air passage claim 2 , or closing the air passage claim 2 , and the trigger switch is connected to the switching mechanism for starting or shutting down the motor.4. The electric air pump as claimed in claim 3 , further comprising a second chamber and a spacing plate claim 3 , wherein the switching mechanism comprises a knob disposed on a surface of the housing claim 3 , a transmission rod configured to ...

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Номер записи: 65
25-04-2019 дата публикации

MINERAL INSULATED POWER CABLES FOR ELECTRIC MOTOR DRIVEN INTEGRAL COMPRESSORS

Номер: US20190122785A1
Автор: Burns David Booth, de St. Remey Edward Everett, Harley Robert Guy, TCHERNIAK Alexei
Принадлежит:

A compressor system comprising a compressor and a mineral insulated cable, wherein the mineral insulated cable provides power to the compressor. 1. A compressor system comprising a compressor and a mineral insulated cable , wherein the mineral insulated cable provides power to the compressor.2. The compressor system of claim 1 , wherein the compressor comprises an electric motor driven integral compressor.3. The compressor system of claim 1 , wherein the compressor comprises a housing claim 1 , an electric motor disposed within the housing claim 1 , and a compressor disposed within the housing claim 1 ,4. The compressor system of claim 3 , wherein the mineral insulated cable is connected to the electric motor.5. The compressor system of claim 3 , wherein the housing comprises a gas tight housing.6. The compressor system of claim 3 , wherein the housing comprises a gas inlet claim 3 , a gas outlet claim 3 , and a power supply inlet.7. The compressor system of claim 6 , wherein the gas inlet is connected to a first gas line and the gas outlet is connected to a second gas line.8. The compressor system of claim 1 , wherein the mineral insulated cable comprises one or more electrical conductors.9. The compressor system of claim 8 , wherein each of the one or more electric conductors comprise a conductive core surrounded by a mineral insulation.10. The compressor system of claim 6 , wherein the mineral insulated cable provides a process seal across the power supply inlet. The present disclosure relates generally to power cables for electric motor driven integral compressors. More specifically, in certain embodiments, the present disclosure relates to the use of mineral insulated cables to supply power at medium voltage levels for electric motor driven integral compressors and associated systems.In oil and gas fields, compressors are often used to maintain or increase gas flow in pipelines. Compressors may also be used to re-inject gas into reservoirs for reservoir ...

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Номер записи: 66
12-05-2016 дата публикации

Fan

Номер: US20160131160A1
Автор: Bai Lei, Peng Lexiong, Wang Dong
Принадлежит:

A fan, including a volute, a motor, and multiple fan blades that are assembled on a rotor of the motor, where the volute includes a side wall that is disposed around circumference of the multiple fan blades, and a support frame that is connected to an end of the side wall and located on an inner side of the side wall; and the rotor of the motor drives the multiple fan blades to rotate, where multiple through-holes are disposed on the side wall of the volute, and at least more than one of the multiple through-holes is a slant through-hole. 1. A fan , wherein the fan comprises:a volute;a motor comprising a rotor; andmultiple fan blades that are assembled on the rotor of the motor, a side wall that is disposed around the multiple fan blades; and', 'a support frame that is connected to an end of the side wall and located on an inner side of the side wall,, 'wherein the volute comprises a support part; and', 'multiple ribs that are connected to a circumference of the support part;, 'wherein the support frame compriseswherein one end of the multiple ribs is connected to the support part,wherein another end of the multiple ribs is connected to the inner side of the side wall,wherein the motor is fastened to the support part,wherein the rotor of the motor drives the multiple fan blades to rotate,wherein multiple through-holes are disposed on the side wall of the volute, andwherein at least more than one of the multiple through-holes is a slant through-hole.2. The fan according to claim 1 , wherein an included angle Φ between a tangent plane or a tangent line at which an inner wall or an outer wall of the side wall of the volute intersects with an inner wall of the slant through-hole and the inner wall of the slant through-hole is an acute angle or an obtuse angle.3. The fan according to claim 2 , wherein the included angle Φ is less than or equal to 85 degrees.4. The fan according to claim 1 , wherein an included angle θ between a tangent line or a tangent plane at which an ...

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Номер записи: 67
02-05-2019 дата публикации

Installation system for a ceiling fan

Номер: US20190131751A1
Автор: Anthony T. Tocco, Ronald C. Mccurry
Принадлежит: TTI Macao Commercial Offshore Ltd

A ceiling fan includes a fan assembly having a motor housing, a motor positioned within the motor housing and including a drive shaft that defines an axis of rotation, a fan operable to be rotated by the motor, and a first electrical terminal electrically coupled to the motor. The ceiling fan also includes a downrod having a first end adjacent a ceiling and a second end opposite the first end and an installation system coupled to the second end of the downrod. The installation system includes a mounting bracket and an electrical connector coupled to the mounting bracket. The electrical connector includes a rotating terminal with a second electrical terminal that couples to the first electrical terminal to couple the fan assembly to the installation system.

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Номер записи: 68
24-05-2018 дата публикации

BREATHABLE GAS SUPPLY APPARATUS

Номер: US20180140792A1
Автор: Bath Andrew Roderick, JANIAK Michael Thomas, KAO Dan, LITHGOW Perry David, SAADA Jim, TREVOR-WILSON Duncan Lovel, VIRR Alexander
Принадлежит:

A CPAP device for delivering pressurized, humidified breathable gas for a patient includes a flow generator configured to pressurize a flow of breathable gas. The flow generator includes an air outlet and a removable water container configured to humidify the pressurized breathable gas received from the flow generator. The water container includes an air inlet and an air outlet. The CPAP device further includes a first elastomeric face seal configured to sealingly abut against a substantially flat portion of the water container surrounding the water container air inlet, the first elastomeric face seal being located at an intermediate position between the flow generator air outlet and the water container air inlet when the water container is placed into position to pneumatically communicate with the flow generator. In addition, the CPAP device includes a second elastomeric face seal, a portion of which is configured to sealingly abut against a substantially flat external surface portion of the water container surrounding the water container air outlet. 130.-. (canceled)31. A breathable gas supply apparatus for treatment of respiratory disorders comprising:a flow generator with an air inlet on a rear wall, the air inlet providing a supply of ambient air to a blower of the flow generator, the flow generator being configured to generate a supply of pressurized air;a water container to receive pressurized air from the flow generator, the water container having a first air opening, a second air opening, a top portion, a side surface having the second air opening therein and a bottom portion, said bottom portion having a heat conducting surface;a base with a heater, the base being configured to receive the water container;a lid pivotably attached to the base via a hinged connection, the lid being pivotable between an open position and a closed position;a catch for the lid, the catch securing the water container in the base when the lid is in the closed position, the catch ...

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Номер записи: 69
14-08-2014 дата публикации

DC MOTOR DEVICE AND DC FAN USING THE SAME

Номер: US20140227105A1
Автор: Chen Lee-Long, Lin Hsin-Chih, LIN Kuo-Cheng, TU Ya-Sen
Принадлежит:

A DC motor device includes a first converting circuit, a second converting circuit, and a DC motor. A switch element is coupled to the DC motor device, and provides an alternating current to the first or second converting circuit. The first converting circuit receives the alternating current, and generates a first rotation speed signal. The second converting circuit receives the alternating current, and generates a second rotation speed signal. The DC motor is driven at a rotation speed according to the first or second rotation speed signal. 1. A DC motor device for an alternating current and coupled to a switch element , the DC motor device comprising: a first rectifier circuit, receiving the alternating current, generating a first direct current; and', 'a first modulator module, receiving the alternating current, generating a first rotation speed signal;, 'a first converting circuit, comprising a second rectifier circuit, receiving the alternating current, generating a second direct current; and', 'a second modulator module, receiving the alternating current, generating a second rotation speed signal; and, 'a second converting circuit, comprisinga DC motor, receiving one of the first direct current and the second direct current, driven at a corresponding rotation speed according to one of the first rotation speed signal and the second rotation speed signal,wherein the switch element selectively applies the alternating current to one of the first converting circuit and the second converting circuit.2. The DC motor device as claimed in claim 1 , wherein a voltage of the first rotation speed signal is different from a voltage of the second rotation speed signal.3. The DC motor device as claimed in claim 1 , wherein the first modulator module comprises:a first diode, receiving the alternating current, generating a first trigger signal; anda first modulator circuit, receiving a first trigger signal, generating a first rotation speed signal.4. The DC motor device as ...

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Номер записи: 70
04-06-2015 дата публикации

FAN STRUCTURE

Номер: US20150152873A1
Автор: Lin Fu-Lung, TIAN Wei-Xia, TSAI Shui-Fa
Принадлежит:

A fan structure includes a base, a circuit board, a coil assembly, a fan blade and a bearing assembly. The circuit board is arranged on the base and includes an electronic component disposed thereon. The coil assembly is arranged on the base and electrically connected to the circuit board; the electronic component is arranged at an area outside of another area directly underneath the coil assembly. The internal of the fan blade includes a magnet; a bearing assembly is provided for the fan blade pivotally attached to the base therewith; the magnet is disposed at an external of the coil assembly. Therefore, the electronic component would not occupy the space in the axial direction of the motor in order to reduce the height of the fan blade without affecting air intake; the electronic component is visible from the outer appearance such that the repair of the circuit is facilitated. 1. A fan structure comprising:a basea circuit board arranged on the base and having an electronic component disposed thereon;a coil assembly arranged on the base and electrically connected to the circuit board; the electronic component arranged at an area outside of another area directly underneath the coil assembly;a fan blade having a magnet arranged at an internal thereof; anda bearing assembly provided to allow the fan blade to be pivotally attached to the base therewith; the magnet disposed at an external of the coil assembly.2. The fan structure according to claim 1 , wherein the circuit board is divided into a first portion and a second portion; the first portion is arranged directly underneath the coil assembly; one end of the second portion is connected to an edge of the first portion and another end thereof extends out of the base; the electronic component is disposed on the second portion outside of the base.3. The fan structure according to claim 1 , wherein the circuit board is divided into a first portion and a second portion; the first portion is arranged underneath the coil ...

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Номер записи: 71
25-05-2017 дата публикации

AIR MOVER CIRCUITRY AND COMPLIANT MEMBER

Номер: US20170146033A1
Автор: Pacilli Chad Vincent, Seguin Stephen, Wang Loory
Принадлежит:

A blower () comprising: (a) a rotor () including: (i) a magnet () and (ii) a shaft () including a recess on an end of the shaft (); (b) a stator () that at least partially extends within the rotor (); and (c) a compliant member (); wherein the compliant member () extends into the recess and the compliant member () is compliant so that the compliant member () allows the shaft () to move. 1) The blower of claim 8 , wherein the blower includesa complaint member;wherein the compliant member extends into a recess at an end of a shaft of the rotor and the compliant member is flexible so that the compliant member allows the shaft to move, at least partially moves with the shaft, or both.2) The blower of claim 1 , wherein the compliant member is at least partially made of an elastomeric material and/or include an elastomer.3) The blower of claim 1 , wherein the compliant member has a Shore hardness of about 20 A to about 100 A when measured according to ASTM D2240.4) The blower of claim 1 , wherein the compliant member allows the shaft to move axially along the axis of the shaft.5) The blower of claim 1 , wherein the compliant member allows the shaft to move so that vibrations claim 1 , noise claim 1 , harshness claim 1 , or a combination thereof are prevented from passing from the shaft to the impeller claim 1 , the stator claim 1 , a blower housing claim 1 , or a combination thereof.6) The blower of claim 1 , wherein the compliant member substantially reduces and/or eliminates acceleration of the shaft axially so that a force between the shaft claim 1 , the compliant member claim 1 , or both and an adjacent blower component is substantially reduced and/or eliminated.7) The blower of claim 6 , wherein deceleration of the of the shaft claim 6 , the compliant member claim 6 , or both is exponential as the shaft claim 6 , the compliant member claim 6 , or both approach the adjacent blower component so that noise resulting from contact between the compliant member claim 6 , ...

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Номер записи: 72
02-06-2016 дата публикации

FAN

Номер: US20160153461A1
Автор: Chen Hua-Feng, Chiang Meng-Lung, Lin Ming-Hung
Принадлежит:

A fan includes a first motor, a second motor, a rotating shaft and a fan blade. The first motor includes a first coil. A first current flows through the first coil when the fan is electrified. The second motor includes a second coil. A second current flows through the second coil when the fan is electrified. The fan blade is affixed to the rotating shaft. The first motor and the second motor drive the rotating shaft to rotate the fan blade when the fan is electrified. 1. A fan , comprising:a first motor comprising a first coil through which a first current flows when the fan is electrified;a second motor comprising a second coil through which a second current flows when the fan is electrified;a rotating shaft; anda fan blade affixed to the rotating shaft;wherein the first motor and the second motor drive the rotating shaft to rotate the fan blade when the fan is electrified.2. The fan according to claim 1 , further comprising a shell claim 1 , both the first motor and the second motor being disposed inside the shell claim 1 , and the rotating shaft pivoting on the shell.3. The fan according to claim 1 , wherein a ratio of a current value of the second current to a current value of the first current is between 0% and 80%.4. The fan according to claim 1 , wherein the fan blade is a blower fan blade or an axial fan blade.5. A fan claim 1 , comprising:a first motor comprising a first coil;a second motor comprising a second coil;a control circuit for periodically switching a current value of a current flowing through the first coil and a current value of a current flowing through the second coil, and the current value of the current flowing through the first coil being different from the current value of the current flowing through the second coil;a rotating shaft; anda fan blade affixed to the rotating shaft;wherein the first motor and the second motor drive the rotating shaft to rotate the fan blade when the fan is electrified.6. The fan according to claim 5 , further ...

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Номер записи: 73
02-06-2016 дата публикации

THIN FAN AND MANUFACTURING METHOD THEREOF

Номер: US20160153468A1
Автор: LIU Cheng-Chieh, Teng Wen-Ping
Принадлежит:

A manufacturing method of a thin fan comprises the steps of: providing a plastic material containing a plurality of metal particles; molding the plastic material into a housing; removing a part of a surface of the housing to form a circuit layout area at the housing; and forming a metal layer in the circuit layout area. 1. A manufacturing method of a thin fan , comprising the steps of:providing a plastic material containing a plurality of metal particles;molding the plastic material into a housing;removing a part of a surface of the housing to form a circuit layout area at the housing; andforming a metal layer in the circuit layout area.2. The manufacturing method of claim 1 , wherein the plastic material comprises polyphthalamide (PPA) and/or liquid crystalline polymer (LCP) claim 1 , and the metal particles comprise copper particles and/or chromium particles.3. The manufacturing method of claim 1 , wherein the step of removing a part of a surface of the housing comprises roughening the surface so as to expose the metal particles therein.4. The manufacturing method of claim 1 , wherein the step of removing a part of a surface of the housing comprises illuminating the surface by laser.5. The manufacturing method of claim 1 , wherein the step of forming a metal layer in the circuit layout area comprises forming the metal layer by chemical plating.6. The manufacturing method of claim 1 , further comprising:disposing at least one electronic device on the metal layer; andassembling the housing, a stator, and an impeller.7. The manufacturing method of claim 1 , wherein the step of disposing at least one electronic device on the metal layer comprises disposing the electronic device on the metal layer by soldering.8. A manufacturing method of a thin fan claim 1 , comprising steps of:providing a first plastic material containing a plurality of metal particles;molding the first plastic material into a circuit layout portion;providing a second plastic material without metal ...

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Номер записи: 74
07-05-2020 дата публикации

PORTABLE BLOWING DEVICE

Номер: US20200141047A1
Автор: CHANG PO-CHUN
Принадлежит:

A portable blowing device includes at least one support rod and a plurality of blades. The support rod comprises an upper rod portion, a lower rod portion, and a rotating ring that is located between the upper rod portion and the lower rod portion. A hook is disposed on the top end of the upper rod portion, and pluralities of first fixed portions are disposed on the outer surface of the rotating ring. Each blade has a first connection portion for connecting to the corresponding first fixed portion of the rotating ring. When the blowing device is activated, the rotation of blades generates the airflow to blow user or the clothes hung on a support frame. 1. A portable blowing device , comprising:at least one support rod including an upper rod portion, a rotating ring and a lower rod portion, one end of said upper rod portion being connected with a hook, said rotating ring located between said upper rod portion and said lower rod portion, a plurality of first fixed portions being disposed on an outer surface of said rotating ring, and a housing space located in said lower rod portion for containing a battery unit; anda plurality of blades connected with said rotating ring, wherein one end of each blade has a first connection portion for connecting to said first fixed portion of said rotating ring.2. The blowing device of claim 1 , comprising a plurality of support frames having a second connection portion disposed on one end thereof claim 1 , and an outer surface of said lower rod portion having a plurality of second fixed portions for connecting to said second connection portion of said support frames respectively.3. The blowing device of claim 2 , wherein said support frame is a flat cuboid claim 2 , and a plurality of grooves are located on a top surface of said support frame claim 2 , or a plurality of through holes are located on a side surface of said support frame.4. The blowing device of claim 3 , wherein the other end of each said support frame comprises a ...

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Номер записи: 75
29-09-2022 дата публикации

DIRECT CURRENT INDUCED DRAFT FAN

Номер: US20220307507A1
Автор: KANG Xiaolei, LIANG Zhicheng, LIN Yanhu, Wang Wei, WU Zhihan, ZHA Jianwei, Zhang Miao
Принадлежит:

A direct current induced draft fan includes: a volute, a wind wheel, a motor, and a locking assembly. The motor includes a motor body and a motor controller. The motor is disposed on the top of the volute, and the wind wheel is disposed in the volute. The motor is configured to drive the wind wheel to rotate. The motor controller is disposed on one side of the motor body and is fixed on the motor body through the locking assembly. The side wall of the motor controller extends from the motor body towards the volute. 2. The fan of claim 1 , wherein the motor body comprises a stator assembly claim 1 , a rotor assembly claim 1 , a rotating shaft claim 1 , and a housing; the rotor assembly is disposed on the rotating shaft; the stator assembly is nested in the housing; the rotor assembly is nested in the stator assembly; the housing comprises an end cover on one end; and the motor controller is fixed on the end cover through the locking assembly.3. The fan of claim 2 , wherein the motor controller comprises a control box and a control circuit board disposed in the control box; the control box comprises an end plate and a side plate extending from an outer edge of the end plate along an axial direction of the rotating shaft; the end plate is fixed on the end cover through the locking assembly; and the side plate extends in a direction from the end cover to the volute.4. The fan of claim 3 , wherein the side plate comprises an inner plate claim 3 , an outer plate claim 3 , a first side plate claim 3 , and a second side plate; the first side plate is disposed between the inner plate and the outer plate and connects a first end of the inner plate and a first end of the outer plate; the second side plate is disposed between the inner plate and the outer plate and connects a second end of the inner plate and a second end of the outer plate; the end plate claim 3 , the inner plate claim 3 , the outer plate claim 3 , the first side plate claim 3 , and the second side plate form ...

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Номер записи: 76
11-09-2014 дата публикации

Fan assembly

Номер: US20140255173A1
Автор: Joseph Eric Hodgetts, Roy Edward Poulton
Принадлежит: Dyson Technology Ltd

A nozzle for a fan assembly includes an air inlet, an air outlet, an interior passage for conveying air from the air inlet to the air outlet, an annular inner wall, and an outer wall extending about the inner wall. The interior passage is located between the inner wall and the outer wall. The inner wall at least partially defines a bore through which air from outside the nozzle is drawn by air emitted from the air outlet. The air outlet is arranged to direct air over an external surface at least partially defining the bore. A flow control port is located downstream from that surface. A flow control chamber is provided for conveying air to the flow control port. A control mechanism selectively enables a flow of air through the flow control port to deflect an air flow emitted from the air outlet.

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Номер записи: 77
01-07-2021 дата публикации

Ceiling fan motor adapter assembly

Номер: US20210199132A1
Автор: Agustin Chacon, Phillip Santolucito
Принадлежит: Hunter Fan Co

A ceiling fan comprising a motor having a rotating blade hub and a downrod mount. The ceiling fan also has multiple blades mounted to the rotating blade hub. The downrod has an upper end configured to mount to a structure and a lower end with a mount motor. The ceiling fan also has multiple studs provided in one of the downrod mount or the motor mount and corresponding openings provided in the other of the downrod mount or the motor mount. The studs are received within the openings to aid in securing the downrod to the motor assembly.

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Номер записи: 78
23-06-2016 дата публикации

EXTRACTION HOOD

Номер: US20160177957A1
Автор: Santucci Mauro
Принадлежит:

The present invention relates to a suction device () for a hood, comprising an impeller (), an electric motor () that drives said impeller (), a volute () that houses inside the electric motor () and the impeller (), a capacitor (), and a connector () electrically connected to the capacitor () for supplying power to the electric motor (); the volute () comprises a first semi-shell () and a second semi-shell () joined with each other so as to constitute the structure of the volute () surrounding the impeller (); the capacitor () is housed in a first compartment () formed in the first semi-shell (), and the connector () is housed in a second compartment () formed in the second semi-shell (); the first compartment () and the second compartment () are adjacent to each other in the volute (). 1. A Suction device for a hood , the suction device comprising:an impeller;an electric motor that drives said impeller;a volute that houses inside said electric motor and said impeller;a capacitor; anda connector electrically connected to said capacitor for supplying power to said electric motor, wherein said volute includes a first semi-shell and a second semi-shell joined with each other so as to constitute the structure of said volute surrounding said impeller, wherein said capacitor being housed in a first compartment formed in said first semi-shell and said connector being housed in a second compartment formed in said second semi-shell, wherein said first compartment and said second compartment being adjacent to each other in said volute.2. The suction device according to claim 1 , wherein said first compartment and said second compartment are located externally to said volute claim 1 , with respect to said impeller.3. The suction device according to claim 1 , further comprising an outflow collar claim 1 , wherein said first compartment and said second compartment are located proximally to said outflow collar claim 1 , above said electric motor.4. The suction device according ...

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Номер записи: 79
22-06-2017 дата публикации

MOTOR INTERFACE ASSEMBLY AND A METHOD OF USING THE SAME

Номер: US20170176040A1
Автор: Ahmed Sunny, Mercer Kevin, Smith Michael
Принадлежит:

A motor interface assembly configured to be operably coupled to a blower assembly, wherein the motor interface assembly is configured to measure a discharge air temperature, determine a difference between the discharge air temperature and a predetermined temperature, and operate the blower assembly based in part on the difference between the discharge air temperature and a predetermined temperature. 1. An HVAC assembly comprising:an HVAC unit comprising a heat exchanger in airflow communication with a blower assembly, wherein the blower assembly is configured to provide conditioned air though a discharge opening; anda motor interface assembly operably coupled to the blower assembly, wherein the motor interface assembly is configured to:(a) measure a discharge air temperature;(b) determine a difference between the discharge air temperature and a predetermined temperature; and(c) operate the blower assembly based in part on the difference between the discharge air temperature and a predetermined temperature.2. The HVAC assembly of claim 1 , wherein the heat exchanger is configured to allow a medium to flow therethrough.3. The HVAC assembly of claim 2 , wherein the medium comprises a refrigerant.4. The HVAC assembly of claim 1 , wherein the blower assembly comprises a motor including a plurality of speed taps.5. The HVAC assembly of claim 4 , wherein the motor interface assembly comprises a temperature sensing device in electrical communication with a computing element in further electrical communication with a switching device.6. The HVAC assembly of claim 5 , wherein the temperature sensing device is disposed in the discharge opening.7. The HVAC assembly of wherein the switching device is operably coupled to the plurality of speed taps.8. The HVAC assembly of claim 5 , wherein the computing element is configured to operate the switching device to select one of the plurality of speed taps based in part on the difference between the discharge air temperature and a ...

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Номер записи: 80
28-05-2020 дата публикации

Fan and electromechanical device

Номер: US20200169145A1
Автор: Qiang Ma, Toshifumi Fukui
Принадлежит: Nidec Corp

A fan and an electromechanical device are provided. The fan includes: an impeller, a motor, a motor support portion, a wire, and a wire lead-out portion. The wire lead-out portion includes: a base portion; a wire holding portion limiting movement of the wire in a first direction; and a wire locking portion, formed at an end of the wire holding portion and extending along the extension direction of the base portion, wherein the wire locking portion limits a movement of the wire in a second direction perpendicular to both the first direction and the extension direction of the base portion. The wire locking portion includes a blocking portion that does not extend beyond the wire holding portion in the extension direction of the base portion, and an extension portion extending from the blocking portion to an outer side of the wire holding portion along the extension direction of the base portion.

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Номер записи: 81
29-06-2017 дата публикации

Acoustic damping for blower in cpap device / pap device with noise reducing enclosure

Номер: US20170182270A1
Автор: Arthur Kin-Wai Yee, Barton John Kenyon
Принадлежит: ResMed Pty Ltd

A CPAP device for delivering pressurized, humidified breathable gas for a patient includes a flow generator configured to pressurize a flow of breathable gas. The flow generator includes an air outlet and a removable water container configured to humidify the pressurized breathable gas received from the flow generator. The water container includes an air inlet and an air outlet. The CPAP device further includes a first elastomeric face seal configured to sealingly abut against a substantially flat portion of the water container surrounding the water container air inlet, the first elastomeric face seal being located at an intermediate position between the flow generator air outlet and the water container air inlet when the water container is placed into position to pneumatically communicate with the flow generator. In addition, the CPAP device includes a second elastomeric face seal, a portion of which is configured to sealingly abut against a substantially flat external surface portion of the water container surrounding the water container air outlet.

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Номер записи: 82
30-06-2016 дата публикации

THIN FAN, ELECTRONIC SYSTEM AND MANUFACTURING METHOD OF THIN FAN

Номер: US20160192505A1
Автор: CHEN Chiu-Kung, LIU Cheng-Chieh, TU Shao-Chang, YEH Sheng-Wei
Принадлежит:

A manufacturing method of the thin fan includes the steps of: providing a plastic material containing a plurality of metal particles; processing the plastic material to form a housing; removing a part surface of the housing and forming a layout area and an extended circuit on the housing, wherein one terminal of the extended circuit connects to the layout area; disposing a first signal connecting structure on the housing, wherein the first signal connecting structure connects to the other terminal of the extended circuit; and disposing a metal layer on the layout area and the extended circuit. 1. A manufacturing method of the thin fan , comprising the steps of:providing a plastic material containing a plurality of metal particles;processing the plastic material to form a housing;removing a part surface of the housing and forming a layout area and an extended circuit on the housing, wherein one terminal of the extended circuit connects to the layout area;disposing a first signal connecting structure on the housing, wherein the first signal connecting structure connects to the other terminal of the extended circuit; anddisposing a metal layer on the layout area and the extended circuit.2. The manufacturing method of claim 1 , wherein the housing further has a protrusion portion claim 1 , and the first signal connecting structure is disposed on the protrusion portion.3. The manufacturing method of claim 1 , further comprising a step of:disposing a cable on the first signal connecting structure.4. The manufacturing method of claim 3 , wherein the housing further has a recess claim 3 , the first signal connecting structure is formed at the periphery of the recess claim 3 , and the cable is connected to the first signal connecting structure.5. The manufacturing method of claim 1 , wherein the housing further has a fixing unit claim 1 , and the first signal connecting structure is disposed on the fixing unit.6. The manufacturing method of claim 1 , wherein the housing ...

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Номер записи: 83
07-07-2016 дата публикации

VACUUM PUMP

Номер: US20160195098A1
Автор: OMORI Hideki
Принадлежит:

The present disclosure provides a vacuum pump with which size and weight reduction, improvement of workability, and cost reduction can be realized. Electrical connection between a pump main body that has a rotor supported by a magnetic bearing and a control unit that controls the drive of the pump main body is established by a flexible printed wiring board configured by printing an electric circuit on a surface of a sheet-like insulating substrate. 1. A vacuum pump , comprising:a pump main body with a rotor; anda control unit for controlling a drive of the pump main body,electrical connection in the pump main body, electrical connection in the control unit, or electrical connection between the pump main body and the control unit, in the vacuum pump, being connected by a cable, whereinat least a part of the cable is configured with a flexible printed wiring board obtained by forming a wiring pattern on a surface of a sheet-like insulating substrate.2. The vacuum pump according to claim 1 , wherein the control unit is attached to the pump main body.3. The vacuum pump according to claim 1 , wherein the flexible printed wiring board has a connector attached to at least one end side thereof.4. The vacuum pump according to claim 3 , wherein the connector has a plurality of pins claim 3 , to be connected to the flexible printed wiring board.5. The vacuum pump according to claim 4 , wherein the plurality of pins are arranged in symmetric positions with respect to a center of a direction in which the flexible printed wiring board extends claim 4 , and the connector is provided with an indication means for indicating a direction of attaching the flexible printed wiring board.6. The vacuum pump according to claim 1 , wherein the flexible printed wiring board has a plurality of holes and a plurality of terminals surrounding the plurality of holes and connected to the wiring pattern.7. The vacuum pump according to claim 1 , wherein the flexible printed wiring board is provided ...

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Номер записи: 84
07-07-2016 дата публикации

BRUSHLESS DC MOTOR AND VENTILATION DEVICE HAVING SAME MOUNTED THEREIN

Номер: US20160197530A1
Автор: Fujii Kenji, Matsumoto Toshihiro, MURAO SATORU
Принадлежит:

Insulator that forms an insulating layer on a surface of a plurality of stacked stator cores includes protruding part extending from an outer circumference of stator cores on a substantially same face as one end face of stator cores in a stacking direction. Protruding part includes hooks that fixedly holds connector having a plurality of connector terminals for feeding power from outside. Connector is fixedly held by hooks, winding is wound around each slot of stator cores via insulator, and connector terminals are fixedly press-fitted to connector. A tip of each of connector terminals on a side of winding is bent into a substantially L-shape, winding end in each phase of winding is directly tied to L-shaped tip of connector terminal and connected thereto by soldering. 1. A brushless DC motor comprising:a plurality of stacked stator cores;an insulator configured to form an insulating layer on a surface of the stator cores and to have a protruding part extending from an outer circumference of the stator cores on a same face as one end face of the stator cores in a stacking direction;a winding wound around the stator cores via the insulator; anda connector configured to have a plurality of connector terminals that feed power from outside, and to be fixedly held by the protruding part,wherein ends of the winding are connected to the plurality of connector terminals.2. The brushless DC motor according to claim 1 , whereinthe protruding part of the insulator has a plurality of connector-neighboring holes, terminal pins are vertically received in the respective connector-neighboring holes, the ends of the windings are brought into contact with the terminal pins and tied to the terminal pins, and the terminal pins are connected to the respective connector terminals.3. The brushless DC motor according to claim 1 , wherein the protruding part of the insulator is provided with a connector holder configured to fixedly hold the connector.4. The brushless DC motor according to ...

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Номер записи: 85
12-07-2018 дата публикации

HEAT DISSIPATION SYSTEM AND FAN DRIVING CIRCUIT

Номер: US20180195515A1
Автор: Chen Kun-Min, Lai Ching-Feng, WANG CHIEN-SHENG
Принадлежит:

A heat dissipation system includes a control module, a first fan module and a second fan module. The first fan module is electrically connected to the control module to provide a speed signal to the control module. The second fan module is electrically connected to the control module and the first fan module. The control module provides at least one control signal to control the rotation of the first fan module and the second fan module respectively. The first fan module transmits a first trigger signal to the second fan module, and the second fan module starts to rotate or stops rotating together with the first fan module according to the first trigger signal. 1. A heat dissipation system , receiving a control signal from a control module , wherein the control module has a first pin receiving a first reference voltage and a second pin receiving a second reference voltage , comprising: a first pin;', 'a second pin;', 'a third pin;', 'a fourth pin; and', 'a fifth pin, wherein the first pin of the first fan module receives a third reference voltage, the second pin of the first fan module receives a fourth reference voltage, the third pin of the first fan module is electrically connected to a third pin of the control module, and the fourth pin of the first fan module is electrically connected to a fourth pin of the control module; and, 'a first fan module, including a first pin;', 'a second pin;', 'a third pin;', 'a fourth pin; and', 'a fifth pin, wherein the first pin of the second fan module receives the third reference voltage, the second pin of the second fan module receives the fourth reference voltage, the third pin of the second fan module is electrically connected to the third pin of the control module, and the fifth pin of the second fan module is electrically connected to the fifth pin of the first fan module;, 'a second fan module, includingwherein the control signal is provided from the third pin of the control module to the first fan module and the second ...

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Номер записи: 86
12-07-2018 дата публикации

FAN FRAME MODULE AND FAN MODULE

Номер: US20180195516A1
Автор: HSIEH Ming-Kai, Lin Hung-Wei, WU CHIH-HUI
Принадлежит:

A fan frame module comprises a frame and a wire-stopping structure. In the frame, an outer wall is divided into a first side section, a first mid section, a central section, a second mid section and a second side section in a first direction. The extension direction of the major axis of the central section is parallel to the central axis of the frame, and the first direction is perpendicular to the extension direction of the major axis of the central section. A wire groove is formed on the first mid section to accommodate a wire. A fastening portion is disposed on one side of the wire groove. A positioning portion is disposed on the other one side of the wire groove. The wire-stopping structure is held by the fastening portion and the positioning portion, and fixed to the outer wall. 1. A fan frame module , comprising: an outer wall;', 'a wire groove, formed on the outer wall to accommodate at least one wire;', 'at least one fastening portion, disposed on one side of the wire groove as a convex structure; and', 'at least two positioning portion, disposed on the other side of the wire groove as convex structures; and, 'a frame, comprisinga wire-stopping structure, held by the fastening portion and the positioning portions, and fixed to the outer wall, a first combination portion, engaged with the fastening portion; and', 'at least two second combination portions, engaged with the at least two positioning portions, respectively., 'wherein the fastening portion and the positioning portions are interlaced disposed; and the wire-stopping structure comprising2. The fan frame module of claim 1 , wherein the wire groove has two lateral surfaces disposed oppositely.3. The fan frame module of claim 2 , wherein the frame comprises a wire-guiding structure disposed at one end of the wire groove.4. The fan frame module of claim 3 , wherein the wire-guiding structure is a structure from the bottom of the wire groove along the lateral surface to the top opening of the wire groove ...

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Номер записи: 87
13-07-2017 дата публикации

CEILING FAN HAVING SWITCH MODULE

Номер: US20170198702A1
Автор: CHEN CHIEN HSUN
Принадлежит:

A ceiling fan having switch module is disclosed. The ceiling fan includes a mounting member, a motor and a fan. The motor is pivotally connected with the mounting member, and the fan is connected with the motor to be driven to rotate. A cover is disposed on the mounting member to cover the motor, and a controlling device is disposed inside the cover and electrically connected with the controlling device. The controlling device includes a switch module having a switch, and the switch has a wire connecter to connect with an electric wire. Therefore, the ceiling fan of the present invention can facilitate operation of connecting the electric wires. 1. A ceiling fan , comprising:a mounting member;a motor pivotally connected with the mounting member;a fan connected with the motor to be driven to rotate;a cover disposed on the mounting member and configured to cover the motor; anda controlling device disposed inside the cover and electrically connected with the motor, and comprising a switch module which comprises a switch, wherein the switch comprises a wire connecter configured to connect electric wires.2. The ceiling fan according to claim 1 , wherein the switch module further comprises a circuit board claim 1 , and the switch and the wire connecter are disposed on the circuit board and electrically connected by circuits.3. The ceiling fan according to claim 2 , wherein the switch module further comprises an outer shell member configured to pack the switch claim 2 , the wire connecter and the circuit board claim 2 , and the outer shell member has two holes claim 2 , and the switch and the wire connecter are exposed out of the two holes respectively.4. The ceiling fan according to claim 3 , wherein the outer shell member comprises a first shell body and a second shell body claim 3 , the first shell body comprises a first engagement part and a second engagement part claim 3 , the circuit board is fastened with the first engagement part and the second shell body is ...

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Номер записи: 88
13-07-2017 дата публикации

Fan Powered by Mobile Device

Номер: US20170198703A1
Автор: Leitman Jeff
Принадлежит:

A fan powered by a mobile device is provided comprising an L-shaped body, a motor within the body, fan propeller blades attached one end of the L-shaped body, and a connector protruding from the other end of the L-shaped body that is capable of being inserted into a mobile device port in order to draw power from the mobile device. The connector types include a micro USB connector, a reversible micro USB connector and a reversible connector. The L shaped body is bent at an angle between 45 and 135 degrees and or can be bent at a 90 degree right angle. Additionally, a resistor attached to the micro USB connector to prevent power surges. 1. A fan powered by a mobile device comprisingAn L-shaped body;A motor within the body;Fan propeller blades attached one end of the L-shaped body;A connector protruding from the other end of the L-shaped body that is capable of being inserted into a mobile device port in order to draw power from the mobile device2. The fan of claim 1 , wherein the connector is a micro USB connector.3. The fan of claim 2 , wherein the connector is a reversible micro USB connector.4. The fan of claim 1 , wherein the connector is a reversible connector.5. The fan of claim 1 , wherein the L shaped body is bent at an angle between 45 and 135 degrees.6. The fan of claim 5 , wherein the L shaped body is bent at a 90 degree right angle.7. The fan of further comprising:A resistor attached to the micro USB connector.8. A fan powered by a mobile device comprisingA first piece of a fan body;A second piece of a fan body;Such that the two pieces of the fan body are connected via a hinge;A motor within the first fan body piece;Fan propeller blades attached to the first fan body piece;A connector protruding from the second fan body piece that is capable of being inserted into a mobile device port in order to draw power from the mobile device9. The fan of claim 8 , wherein the connector is a micro USB connector.10. The fan of claim 9 , wherein the connector is a ...

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Номер записи: 89
20-07-2017 дата публикации

Ceiling Fan, Hanger Assembly of the Ceiling Fan, and Mounting Bracket of the Hanger Assembly

Номер: US20170204869A1
Автор: Alex Horng, Duo-Nian Shan, Tso-Kuo Yin
Принадлежит: Sunonwealth Electric Machine Industry Co Ltd

A ceiling fan, a hanger assembly of the ceiling fan, and a mounting bracket of the hanger assembly are designed with a lower failure rate. The hanger assembly of the ceiling fan includes a coupling rod and a fan rod. The mounting bracket has two lateral walls opposing to each other. Each of the two lateral walls includes a mounting end, a hanger end and a receiving portion. The coupling rod has two ends respectively received in the receiving portions of the two lateral walls. The fan rod has a first end coupled with the coupling rod, as well as a second end coupled with a stator of a motor of the ceiling fan.

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Номер записи: 90
20-07-2017 дата публикации

Fan Installation Kit

Номер: US20170204880A1
Автор: William Le Blanc
Принадлежит: Individual

A fan installation kit for installing a fan in a finished room includes a fan. The fan comprises a motor and a receiver. The receiver is operationally coupled to the motor. A power cord has a first end and a second end. The first end is electrically couplable to the motor. A coupler is electrically coupled to the second end of the power cord. The coupler is configured for coupling the motor to an alternating current power source. A controller is wirelessly coupled to the receiver of the fan. The controller is positioned to send on/off commands to the motor. The fan is configured for coupling to a ceiling with the first end of the power cord configured for coupling to the motor. The coupler is configured for insertion into a switch controlled outlet. The controller is positioned to wirelessly signal the receiver to turn the motor on and off.

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Номер записи: 91
29-07-2021 дата публикации

ELECTRIC COMPRESSOR

Номер: US20210231115A1
Автор: KINOSHITA Yusuke, NAITO Atsushi, SHIRAISHI Kazuhiro, YASHIRO Keiji
Принадлежит: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI

An electric compressor including a rotary shaft, a compression part, an electric motor, an inverter circuit, a filter element disposed on an input side of the inverter circuit, the filter element including a capacitor connected in parallel to a direct current power source, a holder holding the filter element, a resistor having a lead portion electrically connected to the capacitor, and a housing having an inverter accommodation chamber in which the inverter circuit, the holder, and the capacitor are accommodated. The holder includes a metal plate having an internally threaded screw hole. The resistor is held by the holder the metal plate interposed therebetween with a bolt screwed into the internal threaded screw hole. The holder is fixed to the housing. The holder is interposed between the lead portion and the housing. An insulating heat transfer member is interposed between the metal plate and the housing. 1. An electric compressor comprising:a rotary shaft;a compression part configured to compress fluid with a rotation of the rotary shaft;an electric motor configured to rotate the rotary shaft;an inverter circuit configured to drive the electric motor;a filter element disposed on an input side of the inverter circuit, the filter element including a capacitor connected in parallel to a direct current power source;a holder made of a resin and holding the filter element;a resistor having a lead portion electrically connected to the capacitor, anda housing made of a metal and having an inverter accommodation chamber in which the inverter circuit, the holder, and the resistor are accommodated, whereinthe holder includes a metal plate having an internally threaded screw hole;the resistor is held by the holder with the metal plate interposed between the resistor and the holder with a bolt screwed into the internal threaded screw hole, the resistor being fastened to the metal plate with the bolt,the holder is fixed to the housing,the holder is interposed between the lead ...

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Номер записи: 92
26-07-2018 дата публикации

MOTOR AND AIR BLOWING APPARATUS INCLUDING THE SAME

Номер: US20180209429A1
Автор: Ishida Ryosuke
Принадлежит:

A motor includes a body portion, a circuit board, and a guide portion. The body portion includes a rotor rotating around a center axis extending in a top-bottom direction and having a magnet, and a stator facing the magnet in a radial direction. The circuit board is disposed below the body portion and has an electronic component mounted thereon. The guide portion guides an airflow circulating downward in the top-bottom direction toward inside in the radial direction below the body portion. At least a part of the guide portion faces the electronic component in the radial direction. 1. A motor comprising:a body portion that includes a rotor rotating around a center axis extending in a top-bottom direction and having a magnet, and a stator facing the magnet in a radial direction;a circuit board which is disposed below the body portion and on which an electronic component is mounted; anda guide portion that guides an airflow circulating downward in the top-bottom direction toward inside in the radial direction below the body portion, whereinat least a part of the guide portion faces the electronic component in the radial direction.2. The motor according to claim 1 , further comprising:a bracket that is attached to a lower portion of the stator, wherein a holding portion that is disposed at a lower portion of the body portion and holds the circuit board,', 'the guide portion that is disposed outside in the radial direction and below the holding portion, and', 'a connecting portion that connects the holding portion and the guide portion to each other, and, 'the bracket includes'}at least an upper portion of a surface inside the guide portion in the radial direction is inclined inwardly in the radial direction as the upper portion extends downward.3. The motor according to claim 2 , whereinthe guide portion is disposed outside the circuit board in the radial direction.4. The motor according to claim 2 , whereinthe guide portion extends in a circumferential direction and a ...

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Номер записи: 93
04-07-2019 дата публикации

Pump device

Номер: US20190203723A1
Автор: Karsten Laing
Принадлежит: Xylem IP Management SARL

A pump device for delivering fluid to be pumped includes at least one drive unit with a drive and at least one receiving region on which at least two pump cartridges can be positioned so as to be hydraulically connected in series.

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Номер записи: 94
26-07-2018 дата публикации

CEILING FAN KIT

Номер: US20180212391A1
Автор: Jones Rickey Thomas, Mason Douglas Troy, Stout Benjamin David, Walker William Walter
Принадлежит:

A kit or assembly for a ceiling fan can include a downrod and a set of electrical wires. The downrod can include a sidewall defining an interior. An opening can be provided in the sidewall for accessing the interior. The set of electrical wires can extend through the interior of the downrod, having first and second sets of wire tips, and can be longer than the downrod. An optional electrical connector can be provided on one of the first or second sets of wire tips. 1. An accessory downrod assembly for connecting a ceiling fan to a ceiling mount , comprising:a downrod having a sidewall defining an interior extending between a first end configured to couple to the ceiling mount and a second end configured to couple to the ceiling fan; anda set of electrical wires at least as long as the downrod having first wire tips and second wire tips with the set of electrical wires extending along the interior of the downrod.2. The accessory downrod assembly of further comprising a first electrical connector coupled to the set of electrical wires at the first wire tips.3. The accessory downrod assembly of wherein the first wire tips are releasably received at the first electrical connector4. The accessory downrod assembly of further comprising a second electrical connector coupled to the set of electrical wires at the second wire tips.5. The accessory downrod assembly of further comprising at least one wire nut coupled to the set of electrical wires at the second wire tips.6. The accessory downrod assembly of wherein an opening is provided in the sidewall of the downrod.7. The accessory downrod assembly of further comprising a cover removably attached to the downrod at the opening.8. The accessory downrod assembly of consisting of the downrod and the set of electrical wires.9. A downrod kit for a connecting a ceiling fan to a ceiling fan mount claim 1 , the downrod kit comprising:a downrod including a sidewall defining an interior and extending between a first end and a second ...

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Номер записи: 95
11-08-2016 дата публикации

Portable Cooling Fan and Support System

Номер: US20160230777A1
Автор: Dao Ngon Dong, Drucker Marc Ian, Le Tan
Принадлежит:

A portable fan includes a housing having a first face with a first ridge and a second face with a second ridge. A recess is defined between the first and second ridges. A support member is connected to the housing. The support member can be wrapped around the recess for storage and can provide mechanical support for the housing during therapeutic use of the fan. The support member can include a handle that can be disposed under a mattress to anchor the portable fan while the patient is in bed. A second recess can be defined in the housing to receive an electric cord for storage. 1. A portable fan comprising:a housing defining a cavity, the housing having a front face and a rear face, the front face having a front flange that extends along an outer perimeter of the front face, the rear face having a rear flange that extends along an outer perimeter of the rear face, wherein the front flange and the rear flange define a recessed housing portion therebetween;a fan disposed in the cavity;a support member connected to the housing, the support member capable of flexing from a stowed position in which at least a portion of the support member is wrapped around the recessed housing portion, to a deployed position in which the support member extends away from the housing to position the fan for circulating air towards a user; anda wire disposed in a conduit defined in the support member, the wire in electrical communication with the fan for providing electricity thereto.2. The apparatus of wherein the support member comprises a flexible tube.3. The apparatus of wherein the support member is comprised of modular segments.4. The apparatus of wherein the modular segments are articulated.5. The apparatus of wherein the housing is substantially cylindrical.6. The apparatus of wherein the housing is in a shape of a spool having a central body portion containing said fan disposed between said front and rear flanged faces.7. The apparatus of wherein the cavity and central body ...

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Номер записи: 96
10-08-2017 дата публикации

Blower

Номер: US20170224940A1
Автор: Aleksandr S. Nagorny, Barton John Kenyon, David Brent Sears, Michael Bruce Moir
Принадлежит: ResMed Motor Technologies Inc

A blower includes a housing including an inlet and an outlet, a stationary component provided to the housing, an impeller positioned between the inlet of the housing and the stationary component, a shield portion including an outer edge substantially aligning with or extending beyond an outer edge of the impeller, and a motor adapted to drive the impeller. The housing and the stationary component cooperate to define a volute that directs air towards the outlet, and the housing includes a separating wall constructed and arranged to divide the volute into a high speed airpath region and a low speed airpath region. The outer edge of the shield portion and the separating wall define a gap between the high speed airpath region and the low speed airpath region.

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Номер записи: 97
27-08-2015 дата публикации

CEILING FAN AND METHOD OF INSTALLING A CEILING FAN

Номер: US20150240824A1
Автор: Jones Rickey T., JR. William W., Walker
Принадлежит: HUNTER FAN COMPANY

A ceiling fan hanging system () in disclosed which includes a motor (), a downrod coupler (), a hollow downrod (), and a canopy assembly (). The downrod includes an elongated shaft () defined by a cylindrical sidewall () having window or access port () therein. An access panel () is removably mounted to the downrod shaft. The fan electrical wires or leads () extend from the motor upwardly through the downrod coupler and into the bottom end of the downrod. The electrical wire leads are spliced to the bottom end of a length of extension electrical wires () at the location of the window. The extension electrical wires extend upwardly through the interior of the downrod () and are coupled to the structure or building electrical wires at the canopy assembly. 1. A ceiling fan adapted to be coupled to a structure having electrical wiring , the ceiling fan comprising ,an electric motor having electrical wiring leads,a canopy assembly adapted to be mounted to the ceiling of a structure, an elongated, hollow downrod having a sidewall, an open bottom end coupled to the electric motor, and an open top end coupled to the canopy assembly, the hollow downrod having an access window extending through the sidewall, andan access panel coupleable to the downrod and moveable between a first position covering the window and a second position exposing the window.2. The ceiling fan of wherein the electrical wiring leads of the electric motor terminate at a location within the downrod closely adjacent the window.3. The ceiling fan of further comprising extension electrical wires having a first end positioned within the downrod closely adjacent the window and electrically coupled to the electrical wiring leads of the electric motor and a second end extending from the top end of the downrod.4. The ceiling fan of wherein the window is positioned closely adjacent the downrod bottom end and distal the downrod top end.5. The ceiling fan of further comprising a gasket positioned between the ...

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Номер записи: 98
18-08-2016 дата публикации

AXIAL FLUX ELECTRICAL MOTOR AND FAN ASSEMBLY AND METHODS OF ASSEMBLING THE SAME

Номер: US20160238011A1
Автор: Chahine Hani, Harris Richard P., Kennedy Byron, Lambert Nicholas Neville, Turner Mattew J.
Принадлежит:

A fan assembly includes an axis of rotation and a fan that includes an inlet ring and a rear plate that together define an inner fan chamber, wherein the fan is a backward curved plug fan. The fan assembly also includes an axial flux motor coupled to the rear plate such that the motor is positioned entirely outside the fan chamber to facilitate preventing interference between the motor and an airflow within the fan chamber. 1. A fan assembly having an axis of rotation and comprising:a fan comprising an inlet ring and a rear plate that together define an inner fan chamber, and wherein said fan is a backward curved plug fan; andan axial flux motor comprising a stator and a rotor, said motor coupled to said rear plate such that said motor is positioned entirely outside said fan chamber to facilitate preventing interference between said motor and an airflow within said fan chamber.2. The fan assembly according to claim 1 , wherein said motor is coupled directly to said fan to facilitate rotation of said fan.3. The fan assembly according to claim 1 , wherein said rotor is coupled directly to said rear plate to facilitate rotation of said fan.4. The fan assembly according to further comprising a motor controller coupled to said motor claim 1 , wherein said motor controller is positioned radially outward from said stator.5. The fan assembly according to claim 4 , wherein said stator includes a circumference and said motor controller includes an arcuate cutout having a curvature that corresponds to said stator circumference.6. The fan assembly according to further comprising a motor controller coupled to said motor claim 1 , wherein said motor controller is substantially planar.7. The fan assembly according to further comprising a unitary motor case coupled to said stator claim 1 , said motor case configured to cover said motor.8. The fan assembly according to claim 7 , wherein said motor case includes an axially outermost surface positioned in a range of between ...

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Номер записи: 99
18-08-2016 дата публикации

TURBOMACHINE

Номер: US20160238031A1
Автор: CHILDE Matthew John, Clothier Andrew Charlton
Принадлежит: Dyson Technology Limited

A turbomachine having a rotor assembly, a stator assembly and a toroidal inductor. The rotor assembly includes an impeller. The inductor is located between the impeller and the stator assembly, and is exposed to an airflow generated by or acting upon the impeller. 1. (canceled)2. A turbomachine comprising an impeller , a shroud covering the impeller , and a toroidal inductor that surrounds the shroud.3. The turbomachine of claim 2 , wherein the inner diameter of the inductor is smaller than the outer diameter of the impeller.4. The turbomachine of claim 2 , further comprising a shaft to which a rotor core claim 2 , a bearing assembly and the impeller are mounted claim 2 , the bearing assembly being located between the rotor core and the impeller.5. The turbomachine of claim 4 , wherein the shroud is mounted to the bearing assembly.6. The turbomachine of claim 2 , wherein the turbomachine comprises a circuit board claim 2 , the inductor is electrically coupled to the circuit board claim 2 , and a stator assembly is located between the circuit board and the inductor.7. The turbomachine of claim 2 , wherein the inductor surrounds is exposed to an airflow generated by or acting upon the impeller. This application is a continuation of U.S. patent application Ser. No. 13/594,458, filed Aug. 24, 2012, which claims the priority of United Kingdom Application No. 1114789.9, filed Aug. 26, 2011, the entire contents of which are incorporated herein by reference.The present invention relates to a turbomachine.The circuit assembly of a turbomachine may include an inductor for smoothing current ripple. The physical size of the inductor is often relatively large and thus impacts on the overall size of the turbomachine.In a first aspect, the present invention provides a turbomachine comprising a rotor assembly, a stator assembly, and a toroidal inductor, wherein the rotor assembly comprises an impeller, and the inductor surrounds the rotor assembly, is located between the impeller ...

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Номер записи: 100