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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 18. Отображено 18.
20-06-2019 дата публикации

SOLENOID VALVE, AND CAR SEAT AND CAR DOOR HAVING SAME

Номер: WO2019114557A1
Принадлежит:

A solenoid valve, comprising a housing (10). The housing (10) is provided with: a coil (20) that generates a magnetic field during turn-on; a static iron core (30) fixedly mounted with respect to the coil (20) and located in the magnetic field; and a movable iron core (40) that moves with respect to the coil (20) under the action of the magnetic field and attracts the static iron core (30). One of the static iron core (30) and the movable iron core (40) is provided with a protrusion (60), and the other one is provided with a slot (70) matching the protrusion (60). In at least part of the stroke of movement of the movable iron core (40) to the movable iron core (40), the protrusion (60) is located in the slot (70). Also provided are a car seat and a car door having the solenoid valve. Compared with the prior art, the solenoid valve can provide greater electromagnetic drive efficiency.

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16-01-2020 дата публикации

AUTOMOBILE SEAT

Номер: WO2020010918A1
Принадлежит:

Provided is an automobile seat, comprising: a seat surface (10); a seat back (20), which is pivotable, relative to the seat surface (10), between a deployed position and a collapsed position under the drive of an external force; a headrest (30), which is movable between an extended position and a retracted position relative to the seat back (20) under the drive of an external force; a control component, comprising a first actuator mechanism (40) and a second actuator mechanism (50); said first actuator mechanism (40) is suitable for driving the seat back (20) to pivot relative to the seat surface (10) between the deployed position and the collapsed position, and the second actuator mechanism (50) is suitable for driving the headrest (30) to move between an extended position and a retracted position relative to the seat back (20); a driver (60), arranged to drive the first actuator mechanism (40) and the second actuator mechanism (50) simultaneously. The automobile seat is provided with ...

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31-10-2019 дата публикации

ADJUSTMENT DRIVER FOR CAR SEAT

Номер: WO2019205972A1
Принадлежит:

An adjustment driver (1) for a car seat, comprising a box body (2), a box cover (3) adapted to the box body (2), and a transmission apparatus. The box body (2) has a cavity accommodating the transmission apparatus; the box cover (3) is provided with at least two through holes (13); a corresponding number of bolts (12) pass through the through holes (13) and are screwed into receiving portions (18) in the box body (2), wherein the bolts (12) have heads in the shape of an inverted cone. When the box cover (3) is locked to the box body (2) by means of the bolts (12), the head conical surfaces of the bolts (12) are abutted against the edges of the through holes (13) of the box cover (3). By using the adjustment driver, on one hand, the layout and matching on a seat framework having a limited structural space become easier, and on the other hand, high mechanical strength test requirements of a seat system can also be satisfied.

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02-04-2020 дата публикации

VEHICLE SEAT AND PERMANENT MAGNET DC MOTOR THEREOF

Номер: WO2020063579A1
Принадлежит:

A permanent magnet DC motor and a vehicle seat using the motor. The motor comprises a housing (10) and a magnetic cylinder (20); the magnetic cylinder (20) is fixed to an inner cavity of the housing (10) to constitute a stator of the motor; the magnetic cylinder (20) is formed into an integral piece by means of an injection molding or pressing process; the magnetic cylinder (20) forms a plurality of sequentially connected magnetic poles by means of magnetizing, and two adjacent magnetic poles have opposite magnetic properties; the cross section of the magnetic cylinder (20) comprises a circular inner surface and an outer surface of a regular polygon; each magnetic pole has a maximum radial thickness at a middle location, and has a minimum radial thickness at the boundary with the adjacent magnetic pole. Compared with a motor in the prior art, the motor saves space and has smaller vibration and less noise when being mounted and used.

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15-11-2018 дата публикации

ACTUATOR FOR USE IN VEHICLE DOOR AUTOMATIC SUCTION APPARATUS AND VEHICLE DOOR AUTOMATIC SUCTION APPARATUS

Номер: WO2018205951A1
Принадлежит:

An actuator for use in a vehicle door automatic suction apparatus, comprising: a housing (1), a worm gear (3), the worm gear (3) being rotatably supported on a worm gear support shaft and can be driven to rotate by a driver apparatus, the worm gear support shaft being fixed on the housing (1); a reel (4), the reel (4) being transmissively connected to the worm gear (3); and a pullout cable (11), the pullout cable (11) being wrapped on the reel (4) and actuated by the reel (4). The actuator also comprises a clutch apparatus. The clutch apparatus is provided with a joining position for maintaining a drive chain of the actuator and a separating position for disconnecting the drive chain of the actuator.

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05-12-2019 дата публикации

PLANET CARRIER ASSEMBLY FOR VEHICLE DOOR CLOSING ACTUATOR

Номер: WO2019228100A1
Принадлежит:

The present application relates to a planet carrier assembly for a vehicle door closing actuator, comprising a plurality of planet gears and a planet carrier body. The planet carrier body comprises a disc-shaped part, a cover part, and an output shaft part; the plurality of planet gears is rotatably mounted on the disc-shaped part by means of the corresponding number of mounting shafts fixed onto the disc-shaped part; the end of the mounting shaft protruding from a central hole of the planet gear is pressed into a corresponding receiving hole on the cover part; the planet carrier body is further provided with a rotation locking means to prevent the cover part from circumferentially rotating with respect to the disc-shaped part. The planet carrier assembly according to the present application is low in costs, high in strength, simple in assembly, etc.

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02-04-2020 дата публикации

PERMANENT MAGNET DIRECT-CURRENT ELECTRIC MOTOR

Номер: WO2020063580A1
Принадлежит:

Disclosed is a permanent magnet direct-current electric motor, comprising a stator assembly and a rotor assembly, wherein the stator assembly comprises a shell (1) and a magnetic cylinder (2), and the rotor assembly comprises a rotor (3); the rotor (3), the magnetic cylinder (2) and the shell (1) are sequentially arranged from inside to outside; the ratio of an angle corresponding to a commutation interval of a surface magnetic curve of the magnetic cylinder (2) to an angle corresponding to a surface magnetic curve of a corresponding magnetic pole is less than or equal to 15%; and the outer peripheral contour of the magnetic cylinder (2) is based on a regular polygon, and curves are set at joints of various sides of the regular polygon, so as to smoothly connect the various sides of the regular polygon. In the electric motor, the noise and vibration of the electric motor are reduced, and the EMC level of the electric motor is improved.

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04-06-2020 дата публикации

CAR SEAT

Номер: WO2020108570A1
Принадлежит:

A car seat comprises: a frame, wherein a positioning plate (20) is mounted on the frame; a driving device comprising a reduction gearbox (30), wherein an installation hole (31) is provided at a housing of the reduction gearbox; a bolt (40) passing through the installation hole to be fixed to the positioning plate; and a damper pad (50) sleeved on the bolt, and comprising a flat main component (51) and a sleeve (53) extending from a central hole (52) of the main component, wherein the main component is positioned between the reduction gearbox and the positioning plate, and the sleeve is positioned between the reduction gearbox and the bolt in the installation hole. The damper pad can reduce vibrations generated by the driving device of the car seat during operation.

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04-04-2019 дата публикации

METHOD FOR PREPARING EUROPIUM OXIDE-DOPED IRON-CONTAINING SILICON-CARBON-NITROGEN PRECURSOR CERAMIC

Номер: WO2019061485A1
Принадлежит:

A method for preparing a europium oxide-doped iron-containing silicon-carbon-nitrogen precursor ceramic, comprising steps of: mixing the raw materials polysilazane, α-methacrylic acid, and dicumyl peroxide; crosslinking and curing; pulverization and ball milling, followed by addition of iron oxide and europium oxide for blending; granulation, molding and sintering. The europium oxide-doped SiCN(Fe) precursor ceramic prepared using a precursor conversion method has good molding properties and high strength. In addition to the introduction of nano-iron oxide into the SiCN precursor ceramic, europium oxide is further doped to exploit the special electronic structure and electromagnetic properties of europium as a rare earth element, significantly improving microwave absorption properties of the SiCN ceramic and increasing electromagnetic loss.

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02-04-2020 дата публикации

VEHICLE SEAT, AND PERMANENT MAGNET DIRECT-CURRENT ELECTRIC MOTOR THEREFOR

Номер: WO2020063537A1
Принадлежит:

Disclosed are a permanent magnet direct-current electric motor, and a vehicle seat using the permanent magnet direct-current electric motor. The permanent magnet direct-current electric motor comprises a housing (10), wherein the housing (10) comprises a first section (11) having a regularly polygonal cross section, an outer surface of the first section (11) comprising a first plane (12) and a second plane (13), which are opposite each other; and a magnetic cylinder (20) is fixedly mounted in an inner cavity of the first section (11), an outer surface of the magnetic cylinder (20) being tightly fitted with an inner surface of the housing (10). The electric motor is especially suitable for a usage environment such as a vehicle seat with extremely limited mounting space, and compared with a cylindrical housing, the square housing (10) occupies less mounting space.

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04-07-2019 дата публикации

VEHICLE DOOR AND DRIVER THEREOF

Номер: WO2019128610A1
Принадлежит:

A driver (20) for use in opening and closing a vehicle door (10). The driver comprises an electric motor (40) and a planetary gear gearbox (50), the motor (40) comprising a motor output shaft (42), and the planetary gear gearbox (50) comprising: a gearbox input shaft (90), which co-axially connects the motor output shaft (42); a gearbox output shaft (51), which co-axially connects an end portion of a door shaft of the vehicle door to provide the door shaft (30) with the torque necessary for opening and closing the vehicle door (10). Compared with vehicle door opening and closing functions of the existing technology, the driver (20) may be installed by means of utilizing the space at the site of the door shaft (30) of the vehicle door without affecting the integrity of the body of the vehicle door (10). In addition, further provided is a vehicle door (10) provided with the driver (20).

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16-04-2020 дата публикации

BEARING CHAMBER STRUCTURE FOR MOTOR

Номер: WO2020073886A1
Принадлежит:

The present utility model relates to a bearing chamber structure for a motor, which comprises a bearing casing integrally formed with a motor outer casing. The bearing casing defines a cavity for receiving a bearing. The bearing is mounted on a rotor shaft against a shaft shoulder of the rotor shaft, and is received in the cavity. One end portion of the rotor shaft protrudes outwardly through a central opening of the bearing casing and is coupled with an output gear so as to output power. The bearing chamber structure is characterized in that the bearing casing comprises a flange portion between the output gear and the bearing. By employing the bearing chamber structure for a motor according to the present utility model, the axial impact force that the motor is able to withstand is greatly increased, operation stability is improved, and noise during the operation is reduced.

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20-02-2020 дата публикации

BRUSHED DIRECT-CURRENT ELECTRIC MOTOR

Номер: WO2020035005A1
Принадлежит:

A brushed direct-current electric motor, comprising a housing, a stator, a rotor and a plastic end cap, wherein the plastic end cap is provided with a brush holder (31); a carbon brush is mounted in the brush holder (31); and the rotor is provided with a commutator thereon. The brushed direct-current electric motor is provided with a multi-level EMC filter circuit capable of filtering noises in multiple frequency bands, an electronic element forming the multi-level EMC filter circuit is mounted on a circuit board provided with a conductive material layer, and the circuit board is connected to the housing of the electric motor by means of copper foil paper (81). By means of providing a multi-level EMC filter circuit, a circuit board provided with a conductive material layer, and the copper foil paper (81) which is arranged between the circuit board and the housing of the electric motor, the EMC level of the brushed direct-current electric motor is improved.

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02-04-2020 дата публикации

VEHICLE SEAT AND PERMANENT-MAGNET DIRECT CURRENT MOTOR THEREOF

Номер: WO2020063536A1
Принадлежит:

A permanent-magnet direct current motor and a vehicle seat using said motor, the motor comprising an armature core (30) and being characterized in that said armature core (30) comprises: a shaft portion (31), the center of the shaft portion (31) being provided with a shaft hole (32) used for mounting a rotary shaft (39), and a plurality of tooth rods (33), wherein each tooth rod (33) extends outwards along the radial direction from the outer periphery of the shaft portion (31), and an end portion of each tooth rod (33) is provided with a tooth top (34) that extends perpendicular to the tooth rod; each tooth top (34) is symmetrically provided, on a radial outer end surface thereof, with two auxiliary grooves (35); each tooth rod (33) has a radially symmetrical surface (36); and radial cross-sections at places at which center points between the radially symmetrical surfaces (36) and the auxiliary grooves (35) are located form 3-10 degree angles. Due to the iron core structure of the preset ...

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31-10-2019 дата публикации

END COVER USED FOR BRUSHED DIRECT CURRENT MOTOR AND BRUSHED DIRECT CURRENT MOTOR COMPRISING END COVER

Номер: WO2019205973A1
Принадлежит:

Provided by the present application is an end cover used for a brushed direct current motor, the end cover being provided thereon with a power supply, two carbon brushes, and two groups of a plurality of rod inductors connected in series; an end of a first group of a plurality of rod inductors connected in series is connected to a positive pole of the power supply, while the other end of the first group of a plurality of rod inductors connected in series is connected to a first carbon brush; an end of a second group of a plurality of rod inductors connected in series is connected to a second carbon brush, while the other end of the second group of a plurality of rod inductors connected in series is connected to a negative pole of the power supply. Further provided by the present application is a brushed direct current motor. In the present application, by means of disposing two groups of a plurality of rod inductors connected in series on an end cover of a brushed direct current motor, ...

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04-04-2019 дата публикации

METHOD FOR PREPARING SICN/SI3N4 COMPOSITE CERAMIC USING IMPREGNATION METHOD

Номер: WO2019061484A1
Принадлежит:

A method for preparing a SiCN/Si3N4 composite ceramic using an impregnation method, comprising steps of: granulation by using silicon nitride powder, Y2O3, and polyvinylpyrrolidone as raw materials and adding a pore-forming agent; molding and sintering after completion of the granulation; impregnating the sintered material with SiCN and heat treating. By controlling an addition ratio of a pore-forming agent and a sintering temperature, a material having a porous structure is obtained. The material has good mechanical strength, and is more favorable for impregnation with SiCN, and the resulting impregnated product has excellent microwave absorption properties.

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23-06-2023 дата публикации

Method for 3D printing of siloxane precursor ceramic with extremely-small curved surface structure based on photocuring

Номер: CN116283310A
Принадлежит:

The invention relates to a method for 3D printing of siloxane precursor ceramic with an extremely-small curved surface structure based on photocuring, which comprises the following steps of: preparing printing slurry by taking organic silicon resin, 405nm waveband photosensitive resin, absolute ethyl alcohol and E133 pigment as raw materials, designing the extremely-small curved surface structure by using 3ds Max three-dimensional modeling software, introducing the extremely-small curved surface structure into a 3D printer, and then setting printing parameters for printing. And carrying out ultrasonic washing, ultraviolet post-curing, drying, degreasing and sintering on the printed green body to finally obtain the siloxane precursor ceramic which is complex in structure, high in porosity and excellent in mechanical property and can be applied to the field of electromagnetic wave absorption.

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16-05-2023 дата публикации

Novel motor vehicle parking actuator

Номер: CN116123232A
Принадлежит:

The invention discloses a novel motor vehicle parking actuator, which belongs to the field of locomotive braking mechanisms, and comprises a caliper structure and a brake lower shell, the brake lower shell is arranged on one side of the caliper structure, a transmission structure is arranged in the brake lower shell, and a motor A and a motor B are further mounted on the brake lower shell. The output ends of the motor A and the motor B are respectively connected to the transmission structure; by means of torque of the double motors and transmission of the planetary gear train speed reducing mechanism, rotary motion of the output planet carrier is achieved so as to drive a screw rod and screw sleeve mechanism of the calipers to operate, a friction plate on a vehicle is pressed on a brake disc, and therefore parking braking force is provided. The actuator is operated by a dual-motor control system, has higher motor output torque and longer service life, and can still realize a vehicle braking ...

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