Improved ink container, installing-removing method therefore, and apparatus usable with the same

LIQUID RECORDING HEAD AND METHOD OF MANUFACTURING THE SAME

Provided is a liquid recording head in which a protective layer having resistance to liquid and an adhesiveness improving film are disposed on a second surface opposite to a first surface of a silicon substrate. The first surface and the second surface have a plane direction. The protective layer is disposed in a peripheral region of an opening of a liquid supply port. A liquid ejection chip is bonded to a head substrate with an adhesive so that the liquid supply port communicates to a liquid introduction port on a side of the second surface of the silicon substrate. 1. A liquid recording head , comprising: a flow path forming layer for forming a liquid ejection orifice for ejecting liquid and a liquid flow path communicating to the liquid ejection orifice; and', 'a silicon substrate that forms a liquid supply port for supplying the liquid to the liquid flow path and comprises an ejection energy generating element for ejecting the liquid on a side of a first surface thereof, the flow path forming layer being disposed on the first surface side of the silicon substrate; and, 'a liquid ejection chip comprisinga head substrate that forms a liquid introduction port for supplying the liquid to the liquid supply port, wherein:the first surface and a second surface opposite to the first surface of the silicon substrate have a plane direction (100);a protective layer having resistance to the liquid and an adhesiveness improving film are disposed on the second surface;the protective layer is disposed in a peripheral region of an opening of the liquid supply port; andthe liquid ejection chip and the head substrate are bonded to each other with an adhesive on a side of the second surface side of the silicon substrate so that the liquid supply port communicates to the liquid introduction port.2. A liquid recording head according to claim 1 , wherein the protective layer is disposed along an opening edge of the liquid supply port.3. A liquid recording head according to claim 1 , ...

Ink jet recording head, an ink jet cartridge, and an ink jet recording apparatus

An ink jet recording head comprises a grooved ceiling plate provided with a plurality of discharge openings for discharging ink, and a plurality of ink flow path grooves to form ink flow paths conductively connected with the discharge openings, a plurality of elemental substrates provided with a plurality of electrothermal transducing devices to generate thermal energy used for discharging ink, and a metallic pressure member for pressing the plurality of elemental substrates to be in contact with the grooved ceiling plate. The grooved ceiling plate and the elemental substrates are coupled to enable the ink flow path grooves and the electrothermal transducing devices to correspond to each other for the formation of ink flow paths. Here, the pressure member presses the reverse side of the surface of the elemental substrates having the electrothermal transducing devices provided therefor in order to couple the elemental substrates with the grooved ceiling plate. With the structure thus arranged ...

Liquid container, method of manufacturing the container, package of the container, ink jet head cartridge in which the container and recording head are m ade integral with each other, and liquid discharge recording apparatus

Member and method for protecting ink tank

Ink absorbing body, ink tank, ink-jet cartridge and ink-jet printing apparatus

Ink absorber, ink tank using the ink absorber, ink jet cartridge integrally incorporating ink jet recording head and the ink tank, process for producing the ink tank, fiber body used in the ink tank, and ink jet recording apparatus capable of mounting the ink jet cartridge

An ink absorber is housed inside a housing of an ink tank and is capable of retaining ink. The ink absorber has an outer surface equal to or corresponding to a shape of an internal surface of the housing and is made of a fiber material obtained by compressing a fiber body and thermally molding at least a surface thereof. An ink tank is comprised of the ink absorber and the housing. An ink jet cartridge is comprised of the ink tank and a print head. A process for producing the ink tank comprises a first molding step of molding a continuous fiber aggregate of a rod shape or a plate shape with elasticity, a step of cutting the fiber aggregate thus molded to form a fiber body, a second molding step of subjecting the fiber body to compression and thermal molding so as to provide the fiber body with an outer surface corresponding to a shape of the inside of the housing, thus forming an ink absorber and a step of inserting the ink absorber into the inside of the housing. <IMAGE>

A method for coupling liquid jet head units, a liquid jet head unit, and a liquid jet head cartridge

Ink container, ink absorbing member usable with the ink container and manufacturing method of the ink container

Improved ink container, installing-removing method therefor, and apparatus usable with the same

Improved ink container, installing-removing method therefore, and apparatus usable with the same

Improved ink container, installing-removing method therefore, and apparatus usable with the same

Ink jet cartridge and manufacturing method of ink jet cartridge

The ink jet cartridge includes a tank case that has a space having a opening, a lid that closes the opening, an ink accommodating section that is formed with the space of the tank case and the lid, and an ink absorber that is accommodated in the ink accommodating section. Also, an atmosphere communication port that passes through the lid and a projection section that projects to the space of the tank case are provided in the lid. The ink absorber consists of a fiber aggregate, and a welding section in which the fibers are combined to each other and an unwelded section in which the fibers are not combined to each other are provided on a surface that faces the lid.

Recording head cap arrangement

Disclosed are a recording head cap to be mounted on a liquid-discharging recording head so as to protect an orifice-disposed face of the recording head, and a method and device for mounting the cap on the recording head. The recording head cap has a solid elastic member for pressing the orifice-disposed face when the cap is mounted on the recording head. The solid elastic member has an ultralow sponge hardness, and allows the orifice-disposed face of the recording head to be pressed with a substantially constant and uniform pressing force without being deformed, and to be thereby reliably protected during prolonged storage without causing ink leakage.

Ink absorbent, ink tank, ink jet cartridge, method for manufacturing ink absorbent, and method for manufacturing ink tank

An ink absorbent is contained in the housing of an ink tank for storing ink in the interior thereof, which is provided with a supply port for leading out ink to the outside, and an atmospheric communication port to be communicated with the air outside, and the ink absorbent is formed by fiber material having the surface formed at least by thermoforming. For this ink absorbent, the face which faces the supply port on the inner face of the ink tank is a cut face. With the structure thus arranged, the ink absorbent is prepared to provide cut faces to make the fiber absorbent softer than the thermoformed surface. Then, with the deformability and resiliency of the ink absorbent itself thus obtained, the close contactness with the inner walls of the ink tank is enhanced to prevent not only the ink shortage and ink leakage due to the air pass, but also, prevent the ink absorbent from being deviated when installed.

Ink absorbent, ink tank, ink jet cartridge, method for manufacturing ink absorbent, and method for manufacturing ink tank

An ink absorbent is contained in the housing of an ink tank for storing ink in the interior thereof, which is provided with a supply port for leading out ink to the outside, and an atmospheric communication port to be communicated with the air outside, and the ink absorbent is formed by fiber material having the surface formed at least by thermoforming. For this ink absorbent, the face which faces the supply port on the inner face of the ink tank is a cut face. With the structure thus arranged, the ink absorbent is prepared to provide cut faces to make the fiber absorbent softer than the thermoformed surface. Then, with the deformability and resiliency of the ink absorbent itself thus obtained, the close contactness with the inner walls of the ink tank is enhanced to prevent not only the ink shortage and ink leakage due to the air pass, but also, prevent the ink absorbent from being deviated when installed.

Ink container, installing-removing method therefor, and apparatus usable with the same

The present invention concerns an ink jet unit detachably mounted to the carriage of an ink jet recording apparatus. The ink jet unit includes an ink container for storing ink and a casing for retaining the ink container, wherein the casing and ink container are independent from each other so that the ink container can be exchangeably installed in the casing. The casing includes an ink jet recording portion, an opening for mounting the ink container thereto, a guide portion for installing the ink container into an accommodating portion through a rotary motion, a shoe portion generating a resistive feel when the ink container is inserted into the accommodating portion, and a dislocation preventive member. The shoe portion has a pressing device for maintaining fluid communication between the ink container and an ink supply tube contained in the casing.

Absorber mounted in an ink tank and process for manufacturing this tank

An ink absorber is housed inside a housing of an ink tank and is capable of retaining ink. The ink absorber has an outer surface equal to or corresponding to a shape of an internal surface of the housing and is made of a fiber material obtained by compressing a fiber body and thermally molding at least a surface thereof. An ink tank is comprised of the ink absorber and the housing. An ink jet cartridge is comprised of the ink tank and a print head. The ink absorber has an outer surface equal to or corresponding to a shape of an internal surface of the housing before being inserted into the housing. The ink absorber comprises a fiber material, and is formed by compressing a fiber body and thermally molding at least a surface thereof.

Liquid container

A liquid container includes a negative pressure generating member containing chamber which contains therein a negative pressure generating member formed of a fiber material and provided with a liquid supplying portion and an atmosphere communication portion. A liquid containing chamber, provided with a communicating portion communicating with the negative pressure generating member containing chamber, forms a substantially hermetically sealed space and stores therein liquid to be supplied to the negative pressure generating member. A partition wall for partitioning the negative pressure generating member containing chamber and the liquid containing chamber and forming the communicating portion, is provided with a gas introduction blocking unit which cooperates with the partition wall and the liquid contained in the negative pressure generating member containing chamber to block the introduction of gas from the communicating portion into the liquid containing chamber, except during the supply ...

Method for coupling liquid jet head units, a liquid jet head unit, and a liquid jet head cartridge

A method for coupling a liquid jet head unit is to couple a liquid jet head unit for recording by discharging liquid to a recording medium with a head installation member capable of installing the head unit through an elastic member. This method comprises the steps of preparing a liquid jet head unit structured integrally with two orifice arrays substantially paralleled and a first supply opening group for supplying liquid to the orifice arrays, and a head installation member provided with a second supply opening group corresponding to the first supply opening group for supplying liquid to the liquid jet head unit, and also, an elastic member having holes corresponding to each of the supply opening groups, providing first and second coupling units for one end side and the other end side of the two orifice arrays for coupling the liquid jet head unit and the head unit installation member, respectively and coupling only one face of the liquid jet head unit and the head unit installation member using the first and second coupling units. With the adoption of this method, it is possible to implement stabilized recording on a recording medium by a stabilized ink supply, at the same time, preventing any erroneous installation in the coupling mode.

Ink tank, ink jet recording apparatus mounting the ink tank, and package for the ink tank

An ink tank provided with an ink containing portion containing ink therein, and a housing protecting the ink containing portion is characterized by a resin material capable of transmitting therethrough visible light and infrared light travelling from the exterior of the housing toward the interior of the ink containing portion and capable of decreasing ultraviolet light travelling from the exterior of the housing toward the interior of the ink containing portion.

Ink container having blocking member and boundary layer

An ink container includes an ink absorbing material for retaining ink and producing a negative pressure; a casing, provided with an ink supplying portion and an air vent, for accommodating the ink absorbing material; wherein the ink absorbing material is of thermoplastic material and has a surface ink blocking layer provided by heating and melting a surface of the absorbing material; wherein the ink blocking layer blocks movement of the ink contained in the ink absorbing material to outside, and constitutes at least a part of the casing.

ELECTRIC CONNECTION METHOD

An electric connection method for connection between a semiconductor substrate and an electric wiring substrate includes a first process for providing the semiconductor substrate having a heating member and a pad and the electric wiring substrate having first wiring and second wiring, a second process for electrically connecting the first wiring and the heating member, a third process for causing the heating member to generate heat by supplying power to the heating member through the first wiring, and a fourth process for electrically connecting the pad and the second wiring at a temperature higher than a temperature for electrically connecting the first wiring and the heating member. 1. An electric connection method for connection between a semiconductor substrate and an electric wiring substrate , the electric connection method comprising:a first process for providing the semiconductor substrate including a heating member and a pad, and the electric wiring substrate including first wiring and second wiring;a second process for electrically connecting the first wiring and the heating member;a third process for causing the heating member to generate heat by supplying power to the heating member through the first wiring; anda fourth process for electrically connecting the pad and the second wiring at a temperature higher than a temperature for electrically connecting the first wiring and the heating member.2. The electric connection method according to claim 1 , wherein the heating member is only used to heat the pad and the first wiring when electrically connecting the pad and the first wiring are to each other.3. The electric connection method according to claim 1 , further comprising heating a connection portion between the first wiring and the heating member at a temperature higher than a temperature at an electric connection in the first process.4. The electric connection method according to claim 1 , wherein one end of the heating member is electrically ...

LIQUID SUPPLY SYSTEM, LIQUID CONTAINER, HEAD CARTRIDGE, INK JET CARTRIDGE, LIQUID SUPPLY CONTAINER, METHOD FOR COUPLING THE HEAD CARTRIDGE WITH THE LIQUID SUPPLY CONTAINER, COMMUNICATION UNIT USED FOR THE LIQUID SUPPLY SYSTEM, INK JET RECORDING APPARATUS PROVIDED WITH THE INK JET CARTRIDGE OPENING/CLOSING VALVE USED FOR THE LIQUID CONTAINER, AND LIQUID SUPPLY CONTAINER PROVIDED WITH THE OPENING/CLOSING VALVE

A liquid supply system includes a liquid supply container provided with a liquid accommodating portion being deformable by storing liquid in the closed space to be able to generate negative pressure, a liquid supply unit detachably mountable on the liquid supply container to contain the capillary force generating material retaining liquid therein, and at the same time, to supply liquid to the outside, a container for the capillary force generating material provided with an air communication unit communicating with the air outside to be able to generate the gas-liquid exchange for leading out liquid by introducing gas into the liquid accommodating portion through the communication unit connected with the liquid supply container, and the communication unit being arranged on the upper surface of the container for the capillary force generating material, at the same time, the liquid supply container being arranged above the container for the capillary force generating material through the communication unit to shaft liquid in the liquid supply container to the container for the capillary force generating material.

Liquid container, method of manufacturing the container, package of the container, ink jet head cartridge in which the container and a recording head are made integral with each other, and liquid discharge recording apparatus

A liquid container having a negative pressure generating member containing chamber containing therein a negative pressure generating member formed of a fiber material and provided with a liquid supplying portion and an atmosphere communicating portion, a liquid containing chamber provided with a communicating portion communicating with the negative pressure generating member containing chamber and forming a substantially hermetically sealed space and storing therein liquid to be supplied to the negative pressure generating member, and a partition wall for partitioning the negative pressure generating member containing chamber and the liquid containing chamber and forming the communicating portion is provided with gas introduction blocking means cooperating with the partition wall and the liquid contained in the negative pressure generating member containing chamber to block the introduction of gas from the communicating portion into the liquid containing chamber except during the supply ...

Method of manufacturing liquid discharge head

A method of manufacturing a liquid discharge head in which a device substrate having an energy generating element and a supply port and a supporting member having a supply passage are bonded with each other an adhesive agent includes: a first step of applying the adhesive agent to an end surface of a wall; a second step of flattening out the adhesive agent on the end surface of the wall of the supply port in the height direction intersecting the end surface by moving the end surface of the wall of the supply port and the end surface of the wall of the supply passage toward each other; and a third step of moving the ridge line of the wall of the supply port in a direction along the end surface of the wall of the supply port.

INK JET CARTRIDGE AND MANUFACTURING METHOD OF INK JET CARTRIDGE

The ink jet cartridge includes a tank case that has a space having a opening, a lid that closes the opening, an ink accommodating section that is formed with the space of the tank case and the lid, and an ink absorber that is accommodated in the ink accommodating section. Also, an atmosphere communication port that passes through the lid and a projection section that projects to the space of the tank case are provided in the lid. The ink absorber consists of a fiber aggregate, and a welding section in which the fibers are combined to each other and an unwelded section in which the fibers are not combined to each other are provided on a surface that faces the lid.

Method of manufacturing liquid ejection head, and liquid ejection head

There is provided a method of manufacturing a liquid ejection head that includes a supporting member having a major surface provided with a plurality of supply paths, and a recording element substrate having a bonding surface bonded to the major surface and provided with a plurality of supply ports arranged side by side in an arranging direction in which the supply paths are arranged side by side, the supply ports having smaller widths than the respective supply paths in the arranging direction. The method includes applying a bonding agent on the major surface around each of the supply paths, spreading the bonding agent to inner side surfaces of the supply ports by pressing boundary portions between the bonding surface and the supply ports into the bonding agent applied, and bonding the bonding surface to the major surface at a bonding position where the supply ports face the respective supply paths.

Electric connection method

An electric connection method for connection between a semiconductor substrate and an electric wiring substrate includes a first process for providing the semiconductor substrate having a heating member and a pad and the electric wiring substrate having first wiring and second wiring, a second process for electrically connecting the first wiring and the heating member, a third process for causing the heating member to generate heat by supplying power to the heating member through the first wiring, and a fourth process for electrically connecting the pad and the second wiring at a temperature higher than a temperature for electrically connecting the first wiring and the heating member.

Liquid container, liquid supply system, and method for manufacturing such liquid container

A liquid container comprises an inner wall that forms the liquid containing portion to contain liquid therein; an outer wall that forms the container to contain the liquid containing portion therein; and a liquid supply portion for supplying liquid from the liquid containing portion to the outside. Then, the inner wall is arranged to be a member to generate negative pressure in the liquid containing portion by being deformed following the leading-out of the liquid, and also, formed by the material having an elastic modulus change of 25% or less against the temperature change of use environment. With the liquid container thus structured, it is possible to implement the stable supply of liquid by stabilizing the characteristic of negative pressure in the liquid containing portion thereof irrespective of the temperature changes of use environments.

METHOD FOR MANUFACTURING FIBER ABSORBER

A method for manufacturing a fiber absorber includes: (1) individuating opening performed fibers; (2) compressing the opening performed fibers; (3) housing the compressed fibers in a needle-punch processing case in which needle insertion holes are formed; and (4) performing needle punching by inserting needles through the needle insertion holes from at least three directions having vertical relation to one another in the needle-punch processing case.

Liquid recording head and method of manufacturing the same

A liquid recording head includes a protective layer having resistance to liquid and an adhesiveness improving film disposed on a second surface of a silicon substrate, opposite to a first surface. The first surface and the second surface have a plane direction (100). The protective layer is disposed in a peripheral region of an opening of a liquid supply port. A liquid ejection chip is bonded to a head substrate with an adhesive so that the liquid supply port communicates with a liquid introduction port on a side of the second surface of the silicon substrate.

LIQUID CONTAINER, METHOD OF MANUFACTURING THE CONTAINER, PACKAGE OF THE CONTAINER, INK JET HEAD CARTRIDGE IN WHICH THE CONTAINER AND A RECORDING HEAD ARE MADE INTEGRAL WITH EACH OTHER, AND LIQUID DISCHARGE RECORDING APPARATUS

A liquid container having a negative pressure generating member containing chamber containing therein a negative pressure generating member formed of a fiber material and provided with a liquid supplying portion and an atmosphere communicating portion, a liquid containing chamber provided with a communicating portion communicating with the negative pressure generating member containing chamber and forming a substantially hermetically sealed space and storing therein liquid to be supplied to the negative pressure generating member, and a partition wall for partitioning the negative pressure generating member containing chamber and the liquid containing chamber and forming the communicating portion is provided with gas introduction blocking means cooperating with the partition wall and the liquid contained in the negative pressure generating member containing chamber to block the introduction of gas from the communicating portion into the liquid containing chamber except during the supply ...

Ink jet recording head and ink jet recording apparatus having such head

The present invention provides an ink jet recording head comprising a top plate in which two groups of ink passage grooves for forming ink passages, two ink chamber frames, ink introduction passages, two rows of ink discharge ports are formed, two substrates on which a plurality of resistive heat generating elements for discharging ink are formed in correspondence to the two rows of ink discharge ports, and two elastic members for contacting under pressure and securing the substrates and the top plate for each said substrate, and wherein the junction between the substrates and the top plate forms the ink passages and the ink chambers therebetween, and further wherein a groove for isolating the ink discharge port rows from each other is formed between the ink discharge port rows and a depth of the groove is greater than depths of the ink discharge ports and the ink passages.

Method for manufacturing fiber absorber

A method for manufacturing a fiber absorber includes individuating preformed fibers, compressing the preformed fibers, housing the compressed fibers in a needle-punch processing case in which needle insertion holes are formed, and performing needle punching by inserting needles through the needle insertion holes from at least three directions having perpendicular relation to one another in the needle-punch processing case.

Fibrous material, production process of the fibrous material, ink-absorbing member, treating process of the ink-absorbing member,ink container and ink cartridge

Disclosed herein is a process for producing a fibrous material for a member with which an ink-jet ink comes into contact, including the step of melt spinning a thermoplastic resin, the process comprising the step of treating a spun yarn by bringing it into contact with a glycol added with ethylene oxide.

Liquid supply system and liquid residual amount detecting method of liquid supply system

There is disclosed a liquid supply system comprises a negative pressure generating member containing chamber provided with a liquid supply portion for supply liquid to the outside and an atmosphere connecting portion for connecting with atmosphere for containing a negative pressure generating member holding the liquid inside, a liquid containing chamber connected to the negative pressure generating member containing chamber, forming a sealed space except the connection, and having a liquid containing portion which can generate a negative pressure by deformation, and liquid residual amount detecting means for detecting a liquid level position of the liquid in the liquid containing portion to detect a liquid residual amount in the liquid containing portion. Since the liquid residual amount can be known, a user can know the time to exchange the liquid containing chamber. Moreover, by detecting the liquid state in the liquid containing portion, more stable liquid supply operation can be realized ...

METHOD FOR MANUFACTURING INK JET CARTRIDGE

A predetermined amount of an ink absorber, which is a fiber assembly in which intersections between fibers are not fused together, is charged into a compression and insertion apparatus. A rectangular parallelepiped-shaped insertion block is moved to an upper surface portion of the absorber, and one face of the ink absorber is pushed by a side plate. As such, a part excluding the part of the ink absorber which faces the side plate is compressed and surrounded. In this state, the ink absorber is compressed by the side plate. The ink absorber is inserted into a tank case by making a bottom plate slide, thereby opening the bottom face of the ink absorber and by moving down the insertion block.

Method of manufacturing liquid discharge head

A method of manufacturing a liquid discharge head in which a device substrate having an energy generating element and a supply port and a supporting member having a supply passage are bonded with each other an adhesive agent includes: a first step of applying the adhesive agent to an end surface of a wall; a second step of flattening out the adhesive agent on the end surface of the wall of the supply port in the height direction intersecting the end surface by moving the end surface of the wall of the supply port and the end surface of the wall of the supply passage toward each other; and a third step of moving the ridge line of the wall of the supply port in a direction along the end surface of the wall of the supply port.

METHOD OF MANUFACTURING LIQUID EJECTION HEAD, AND LIQUID EJECTION HEAD

There is provided a method of manufacturing a liquid ejection head that includes a supporting member having a major surface provided with a plurality of supply paths, and a recording element substrate having a bonding surface bonded to the major surface and provided with a plurality of supply ports arranged side by side in an arranging direction in which the supply paths are arranged side by side, the supply ports having smaller widths than the respective supply paths in the arranging direction. The method includes applying a bonding agent on the major surface around each of the supply paths, spreading the bonding agent to inner side surfaces of the supply ports by pressing boundary portions between the bonding surface and the supply ports into the bonding agent applied, and bonding the bonding surface to the major surface at a bonding position where the supply ports face the respective supply paths. 1. A method of manufacturing a liquid ejection head that includes a supporting member having a major surface provided with a plurality of supply paths , and a recording element substrate having a bonding surface bonded to the major surface and provided with a plurality of supply ports arranged side by side in an arranging direction in which the supply paths are arranged side by side , the supply ports having smaller widths than the respective supply paths in the arranging direction , the method comprising:applying a bonding agent on the major surface around each of the supply paths;spreading the bonding agent to inner side surfaces of the supply ports by pressing boundary portions between the bonding surface and the supply ports into the bonding agent applied; andbonding the bonding surface to the major surface at a bonding position where the supply ports face the respective supply paths.2. The method of manufacturing a liquid ejection head according to claim 1 , wherein the spreading of the bonding agent is performed by bringing the recording element substrate close to ...

Fibrous material, production process of the fibrous material, ink-absorbing member, treating process of the ink-absorbing member, ink tank container and ink cartridge

Disclosed herein is a process for producing a fibrous material for a member with which an ink-jet ink comes into contact, including the step of melt spinning a thermoplastic resin, the process comprising the step of treating a spun yarn by bringing it into contact with a glycol added with ethylene oxide.

A method for coupling liquid jet head units, a liquid jet head unit, and a liquid jet head cartridge

A method for coupling a liquid jet head unit is to couple a liquid jet head unit for recording by discharging liquid to a recording medium with a head installation member capable of installing the head unit through an elastic member. This method comprises the steps of preparing a liquid jet head unit structured integrally with two orifice arrays substantially paralleled and a first supply opening group for supplying liquid to the orifice arrays, and a head installation member provided with a second supply opening group corresponding to the first supply opening group for supplying liquid to the liquid jet head unit, and also, an elastic member having holes corresponding to each of the supply opening groups, providing first and second coupling units for one end side and the other end side of the two orifice arrays for coupling the liquid jet head unit and the head unit installation member, respectively and coupling only one face of the liquid jet head unit and the head unit installation member using the first and second coupling units. With the adoption of this method, it is possible to implement stabilized recording on a recording medium by means of stabilized ink supply, at the same time, preventing any erroneous installation in the coupling mode.

Interchangeable ink tank for inkjet printers

Ink Container Having Plural Porous Members for Storing Ink and Ink Jet Apparatus Having Said Ink Container

An ink container for storing ink and an ink jet apparatus having such an ink container is provided. The ink container has an ink tank providing an enclosed space within an inner wall of the tank. The ink container is filled with inner and outer porous members having open pores for holding ink. The inner porous members are disposed within the enclosed space so as to only contact and press against other inner or outer porous members or both. The outer porous members are disposed within the enclosed space so as to contact and press against the inner porous members and the inner wall of the ink tank. This arrangement of inner and outer porous members within the ink container prevents an uneven compression distribution which occurs when conventional porous members are inserted into ink containers or when ink containers containing such conventional porous members suffer impacts. Further, the porous members can fill the entire ink container regardless of the shape of its interior, thus reducing the amount of non-dischargeable ink and leakage.

Ink container having plural porous members for storing ink and ink jet apparatus having said ink container

An ink container for storing ink and an ink jet apparatus having such an ink container is provided. The ink container has an ink tank providing an enclosed space within an inner wall of the tank. The ink container is filled with inner and outer porous members having open pores for holding ink. The inner porous members are disposed within the enclosed space so as to only contact and press against other inner or outer porous members or both. The outer porous members are disposed within the enclosed space so as to contact and press against the inner porous members and the inner wall of the ink tank. This arrangement of inner and outer porous members within the ink container prevents an uneven compression distribution which occurs when conventional porous members are inserted into ink containers or when ink containers containing such conventional porous members suffer impacts. Further, the porous members can fill the entire ink container regardless of the shape of its interior, thus reducing the amount of non-dischargeable ink and leakage.

Method and apparatus for manufacturing a liquid container having plural porous members

The invention provides a method and apparatus for manufacturing a liquid container having an enclosed space within an inner wall of the liquid container, the enclosed space filled with a plurality of porous members. The plurality of porous members include a plurality of inner porous members and a plurality of outer porous members. The method includes the step of packing the porous members into the enclosed space so that the inner porous members only contact and press against other inner porous members and/or outer porous members, and the outer porous members contact and press against the inner porous members and the inner wall of the liquid container. The method also comprises a step of compressing the porous members. The apparatus has compressing means for compressing the porous members and packing means for packing the porous members into the liquid container. The invention aims to reduce an amount of non-dischargeable liquid contained by the liquid container by packing porous members into the liquid container with a desired compression distribution. The invention also aims to allow the same kind of porous members to be suitably packed into containers that store liquids having different surface tensions, or containers having different capacities or shapes.

Ink container having a substantially T-shaped partitioning wall

An ink container comprising a plurality of ink storing portions for storing one of a plurality of types of ink to be supplied to a color recording head; wherein the internal space of the ink container is divided with a substantially T-shaped partitioning wall so that at least three types of ink can be stored.

Ink container with multiple porous inlays and ink jet device with such an ink container

Ink jet unit for a detachably mountable ink container

An ink jet unit to which an ink container is detachably mountable, and which is further mountable to an ink jet recording apparatus so as to effect ink jet recording. The ink jet unit includes an ink jet head for ejecting ink for recording, an ink supply tube for receiving ink from the ink container and being provided at a bottom portion of the ink jet unit in fluid communication with the ink jet head, and an opening for permitting mounting of the ink container thereto. The opening is formed continuously, in such sides of the ink jet unit as take top and front positions when the ink jet unit is mounted to the ink jet recording apparatus. A cover is provided, at the top side of the ink jet unit. The cover includes at an inside thereof a substantially non-elastic material provided at least at an inner corner between the top side and a rear side of the ink jet unit, and further includes an inclined portion which increases resistance against insertion of the ink container through the opening during mounting of the ink container as well as a substantially horizontal portion, all for urging the ink container downwardly to mount the ink container for fluid communication with the ink supply tube.

A method for coupling liquid jet head units, a liquid jet head unit, and a liquid jet head cartridge

A method for coupling a liquid jet head unit is to couple a liquid jet head unit for recording by discharging liquid to a recording medium with a head installation member capable of installing the head unit through an elastic member. This method comprises the steps of preparing a liquid jet head unit structured integrally with two orifice arrays substantially paralleled and a first supply opening group for supplying liquid to the orifice arrays, and a head installation member provided with a second supply opening group corresponding to the first supply opening group for supplying liquid to the liquid jet head unit, and also, an elastic member having holes corresponding to each of the supply opening groups, providing first and second coupling units for one end side and the other end side of the two orifice arrays for coupling the liquid jet head unit and the head unit installation member, respectively and coupling only one face of the liquid jet head unit and the head unit installation member using the first and second coupling units. With the adoption of this method, it is possible to implement stabilized recording on a recording medium by means of stabilized ink supply, at the same time, preventing any erroneous installation in the coupling mode.

Ink tank for printer

Member and method for protecting ink tank

A method and a member, by the provision of a simple structure, protect the elastic latch nail of an ink tank from external shocks, and/or prevent ink leakage from the ink tank. The ink tank protection member comprises a sealing tape 320 having a tab portion 325 needed for peeling it off, and an elastic latch nail fixing member 360 provided on the sealing tape to be nipped between the elastic latch nail 310 of the ink tank and the main body of the ink tank 350.

Ink jet recording head, ink jet cartridge and ink jet recording device

Ink jet recording head, ink jet cartridge and ink jet recording device

Ink absorber, ink tank using the ink absorber, ink jet cartridge integrally incorporating ink jet recording head and the ink tank, process for producing the ink tank, fiber body used in the ink tank, and ink jet recording apparatus capable of mounting the ink jet cartridge

An ink absorber is housed inside a housing of an ink tank and is capable of retaining ink. The ink absorber has an outer surface equal to or corresponding to a shape of an internal surface of the housing and is made of a fiber material obtained by compressing a fiber body and thermally molding at least a surface thereof. An ink tank is comprised of the ink absorber and the housing. An ink jet cartridge is comprised of the ink tank and a print head. A process for producing the ink tank comprises a first molding step of molding a continuous fiber aggregate of a rod shape or a plate shape with elasticity, a step of cutting the fiber aggregate thus molded to form a fiber body, a second molding step of subjecting the fiber body to compression and thermal molding so as to provide the fiber body with an outer surface corresponding to a shape of the inside of the housing, thus forming an ink absorber and a step of inserting the ink absorber into the inside of the housing.

Member and method for protecting ink tank

A method and a member, by the provision of a simple structure, protect the elastic latch nail of an ink tank from external shocks, and/or prevent ink leakage from the ink tank. The ink tank protection member comprises a sealing tape 320 having a tab portion 325 needed for peeling it off, and an elastic latch nail fixing member 360 provided on the sealing tape to be nipped between the elastic latch nail 310 of the ink tank and the main body of the ink tank 350.

Improved ink container, installing-removing method therefore, and apparatus usable with the same

Improved ink container, installing-removing method therefore, and apparatus usable with the same

An ink container comprising a plurality of ink storing portions for storing one of a plurality of types of ink to be supplied to a color recording head; wherein the internal space of the ink container is divided with a substantially T-shaped partitioning wall so that at least three types of ink can be stored.

Tintenbehälter, mit diesem verwendbarem tintenabsorbierenden Körper und Herstellungsverfahren des Tintenbehälters

Absorbierer eingebaut in einen tintenbehälter und verfahren zur herstellung des behälters

Tintenabsorbierender körper, tintenbehälter, tintenkartusche und tintenstrahlaufzeichnungsgerät

Liquid container, method of manufacturing the container, package of the container, ink jet head cartridge in which the container and a recording head the made integral with each other, and liquid discharge recording apparatus

A liquid container having a negative pressure generating member containing chamber containing therein a negative pressure generating member formed of a fiber material and provided with a liquid supplying portion and an atmosphere communicating portion, a liquid containing chamber provided with a communicating portion communicating with the negative pressure generating member containing chamber and forming a substantially hermetically sealed space and storing therein liquid to be supplied to the negative pressure generating member, and a partition wall for partitioning the negative pressure generating member containing chamber and the liquid containing chamber and forming the communicating portion is provided with gas introduction blocking means cooperating with the partition wall and the liquid contained in the negative pressure generating member containing chamber to block the introduction of gas from the communicating portion into the liquid containing chamber except during the supply of the liquid from the liquid supplying portion to the outside.

Tintenbehälter mit zwei gegeneinander anpressenden negativen Druck erzeugenden Elementen sowie Verfahren zur dessen Herstellung

Liquid container, method of manufacturing the container, package of the container, ink jet head cartridge in which the container and recording head are made integral with each other, and liquid discharge recording apparatus

Recipiente de liquido, metodo para la fabricacion del recipiente, envase del recipiente, cartucho para chorros de tinta, en el que el recipiente y un cabezal de impresion forman un conjunto integral y aparato de impresion por descarga de liquido.

Recipiente (100) para líquido, que tiene una cámara (134; 234) contenedora de elementos de generación de presión negativa, que contiene en la misma un elemento (132A, 132B; 232A, 232B) de generación de presión negativa formado por un material de fibras y dotado de una parte (114; 214) de suministro de líquido y una parte (112; 212; 412) de comunicación con la atmósfera, una cámara (136; 236) contenedora de líquido dotada de una parte de comunicación (140; 240) que comunica con dicha cámara (134; 234) contenedora de elementos de generación de presión negativa y que forma un espacio cerrado de forma sustancialmente hermética y que almacena en la misma líquido a suministrar a dicho elemento (132A, 132B; 232A, 232B) de generación de presión negativa, y un tabique (138) para dividir dicha cámara (134; 234) contenedora de elementos de generación de presión negativa y dicha cámara (136; 236) contenedora de líquido y formar dicha parte de comunicación (140; 240), en el que dicha cámara (134; 234) contenedora de elementos de generación de presión negativa contiene en la misma al menos dos elementos (132A, 132B; 232A, 232B) de generación de presión negativa, y ambos elementos (132A, 132B; 232A, 232B) de generación de presión negativa están empujados uno contra otro de manera que dichas partes empujadas forman una interfase (132C; 232C) que cruza dicho tabique (138), dicho primer elemento (132B; 232B) de generación de presión negativa comunica con dicha parte de comunicación (140) y puede comunicar con dicha parte (112; 212) de comunicación con la atmósfera sólo a través de la interfase (132C; 232C) de dichas partes empujadas, y dicho segundo elemento (132A; 232A) de generación de presión negativa puede comunicar con dicha parte de comunicación (140; 240) sólo a través de la interfase (132C; 232C) de dichas partes empujadas, caracterizado porque la fuerza capilar de la interfase (132C; 232C) de dichas partes empujadas es mayor que las fuerzas capilares de dichos primer y ...

Ink container with dual negative pressure producing members urged together and method of manufacturing the same

Contenedor de tinta con dos elementos de presion negativa presionados uno contra el otro y metodo de fabricacion del contenedor.

SE PRESENTA UN RECIPIENTE DE LIQUIDO QUE TIENE UN MIEMBRO DE GENERACION DE PRESION NEGATIVA QUE CONTIENE UNA CAMARA QUE TIENE EN LA MISMA UN MIEMBRO DE GENERACION DEL PRESION NEGATIVA FORMADO DE UN MATERIAL DE FIBRA Y PROVISTO DE UNA PARTE DE SUMINISTRO DE LIQUIDO Y DE UNA PARTE DE COMUNICACION CON LA ATMOSFERA, UNA CAMARA DE CONTENCION DEL LIQUIDO PROVISTA DE UNA PARTE DE COMUNICACION QUE COMUNICA CON LA CAMARA QUE CONTIENE EL MIEMBRO DE GENERACION DE LA PRESION NEGATIVA Y QUE FORMA UN ESPACIO BASICAMENTE HERMETICO Y QUE ALMACENA EN EL MISMO EL LIQUIDO A SER SUMINISTRANDO AL MIEMBRO DE GENERACION DE LA PRESION NEGATIVA, Y UNA PARED DE DIVISION PARA DIVIDIR EL MIEMBRO DE GENERACION DE PRESION NEGATIVA Y LA CAMARA QUE CONTIENE EL LIQUIDO Y QUE FORMA LA PARE DE COMUNICACION, EL RECIPIENTE DE LIQUIDO ESTA PROVISTO DE MEDIOS DE BLOQUEO DE LA INTRODUCCION DEL GAS QUE COOPERAN CON LA PARED DE DIVISION Y CON EL LIQUIDO CONTENIDO EN LA CAMARA DE CONTENCION DEL MIEMBRO DE GENERACION DE PRESION NEGATIVA PARA BLOQUEAR LA INTRODUCCION DEL GAS DESDE EL PUERTO DE COMUNICACION AL INTERIOR DE LA CAMARA QUE CONTIENE EL LIQUIDO EXCEPTO DURANTE EL SUMINISTRO DEL LIQUIDO DESDE LA PARTE DE SUMINISTRO DEL LIQUIDO HACIA EL EXTERIOR.

Flüssigkeitsbehälter, flüssigkeitsversorgungssystem, und methode zur herstellung eines solchen behälters

Tintenabsorber und Tintenbehälter

Tintenstrahlaufzeichnungskopf und Tintenstrahlaufzeichnungsvorrichtung mit solchem Kopf

Liquid container, method of manufacturing the container, package of the container, ink jet head cartridge in which the container and a recording head are made integral with each other, and liquid discharge recording apparatus

The present invention relates to a liquid container (100) having a negative pressure generating member containing chamber (134) containing therein at least two negative pressure generating members (132A, 132B), and both negative pressure generating members (132A, 132B) are urged against each other so that said urged portions form an interface (132C) which intersects with said partition wall (138), wherein a capillary force in the interface (132C) of said urged portions is equal or larger than the sum of the water head difference (h) between the liquid in the first and second negative pressure generating members and a capillary force of the second negative pressure generating member (132A).

Member and method for protecting ink tank

Member and method for protecting ink tank