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7614727 |
Liquid ejection head, manufacturing method thereof, and image forming apparatus
The liquid discharge head comprises: a plurality of ejection ports which eject liquid; a plurality of pressure chambers which communicate respectively with the plurality of ejection ports; a...
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7614711 |
Liquid droplet ejection method and liquid droplet ejection apparatus
A liquid droplet ejection apparatus comprises: a nozzle from which a liquid droplet is ejected; a pressure chamber filled with liquid to which a pressure is applied in order to eject the liquid in...
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7614128 |
Method of manufacturing piezoelectric element and method of manufacturing liquid-jet head
While a piezoelectric element is being formed by sequentially laminating a lower electrode whose uppermost layer is made of iridium, a titanium layer, a piezoelectric layer and an upper electrode...
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7612125 |
Ink and method of using the ink
A pigmented ink for printing on untreated vinyl foils or substrates coated with vinyl by means of piezoelectric printing systems which include at least one heating device, wherein the ink is...
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7611230 |
Inkjet recording apparatus
An inkjet recording apparatus includes: a head unit including: an ultrasonic wave generation unit that generates ultrasonic waves; an ultrasonic wave focus unit that focuses the ultrasonic waves to...
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7611229 |
Inkjet head
An inkjet head includes a passage unit and an actuator unit. The passage unit includes a common ink chamber and an individual ink passage leading from an outlet of the common ink chamber through a...
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7611228 |
Mist ejection head and image forming apparatus comprising same
The mist ejection head includes: a nozzle which ejects liquid; a nozzle plate which has electrical conductivity and in which the nozzle is formed; a liquid chamber connected to the nozzle; an...
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7607763 |
Droplet discharging head and droplet discharging device
A droplet discharging head includes: a plurality of containing chambers provided in parallel to one another with partition walls interposed therebetween, each containing chamber, partitioned and...
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7607762 |
Nozzle plate, method of manufacturing nozzle plate, liquid droplet ejection head, method of manufacturing liquid droplet ejection head, and image forming apparatus
The nozzle plate comprises: a nozzle through which liquid is ejected; a nozzle forming surface in which the nozzle is provided; and a liquid-repellency layer which is provided on the nozzle forming...
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7607761 |
Droplet discharging head and manufacturing method for the same, and droplet discharging device
A droplet discharging head comprises a pressure chamber in which fluid is filled through a channel, and a nozzle that is connected to the pressure chamber and which discharges the fluid as a...
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7607760 |
Ink-jet printing head having a plurality of actuator units and/or a plurality of manifold chambers
An ink-jet printing head including a cavity unit and an actuator superposed on each other, wherein the cavity unit has (a) a plurality of nozzles open in a front surface thereof and arranged in at...
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7607228 |
Method of manufacturing liquid ejection head
The method manufactures a liquid ejection head in which piezoelectric bodies are formed on a diaphragm which constitutes walls of a plurality of pressure chambers. The method comprises the steps...
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7604331 |
Piezoelectric element, method of manufacturing the piezoelectric element, and liquid ejecting head
A piezoelectric element includes a lower electrode film formed on one surface of a substrate, a piezoelectric layer made of a piezoelectric material and disposed on the lower electrode film, and an...
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7604329 |
Liquid ejection head and image forming apparatus
The liquid ejection head comprises: a nozzle plate including a nozzle surface in which a plurality of nozzles from which liquid is ejected are formed, the nozzles being arranged two-dimensionally;...
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7604328 |
Liquid-jet head, method of manufacturing the same and liquid-jet apparatus
Included are a passage-forming substrate in which pressure generating chambers communicating respectively with nozzle orifices from which to eject ink droplets are formed; piezoelectric elements...
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7604325 |
Inkjet printhead with reciprocating actuator
An inkjet printhead integrated circuit includes a substrate defining an ink supply channel. An ink chamber structure is arranged on the substrate to define an ink chamber into which ink from the...
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7600852 |
Printing apparatus
An apparatus for maintaining an inkjet printer printhead in a working state, the printer defining an array of orifices from which in use jets of ink are projected. The apparatus may have a means...
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7600845 |
Piezoelectric head inspection device and droplet jetting device
The present invention provides an inspection device for a piezoelectric head. The piezoelectric head includes: a pressure chamber filled with liquid, a liquid supply channel that supplies the...
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7600318 |
Method of manufacturing a piezoelectric vibration element for an inkjet recording head
The present invention relates to a method of manufacturing a piezoelectric vibration element unit used for an inkjet recording head. The method includes the steps of alternately laminating...
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7597428 |
Ink jet head
Disclosed is an ink jet head which can eject an ink droplet while preventing failure of ink ejection, resulting in printing an image having good print quality. The ink jet head comprises a...
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7597427 |
Liquid channel structure and liquid-droplet jetting apparatus
An ink channel in a channel unit includes a pressure chamber and a throttle channel in which ink flows along different planes and a communication hole which communicates the pressure chamber and...
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7597426 |
Ink-jet head and ink-jet printer
An ink-jet head includes: a cavity unit having a nozzle row in which nozzles are arranged in a row, a common ink chamber, and ink channels connecting the common ink chamber with the nozzles,...
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7597422 |
Ink-jet printer, head for ink-jet printer and flexible cable usable for the same
The ink-jet printer head includes a cavity unit which has a plurality of pressure chambers arranged in a plurality of pressure-chamber rows; an actuator unit which has individual surface electrodes...
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7594714 |
Inkjet printer head
An inkjet printer head for performing recording by ejecting ink onto a recording medium, has: a cavity unit including a plurality of nozzle holes for ejecting the ink, a plurality of pressure...
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7591544 |
Liquid ejecting head, method of producing the same, and liquid ejecting apparatus
A liquid ejecting head includes a channel-forming substrate that communicates with nozzle orifices for ejecting a liquid and that includes a plurality of pressure-generating chambers separated by a...
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7591543 |
Piezoelectric member, piezoelectric member element, liquid discharge head in use thereof, liquid discharge apparatus and method of manufacturing piezoelectric member
A piezoelectric member of single crystal or uniaxial crystal and the piezoelectric member has a perovskite type oxide of a general formula ABO 3 with a main component of the A being Pb and a main...
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7591542 |
Piezoelectric actuator, method for producing the same and ink-jet head
A method of manufacturing a piezoelectric actuator includes a first step of providing, on an insulating layer, a first electrode which has a recess formed on a surface of the first electrode; a...
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7588322 |
Liquid drop discharge piezoelectric device
A liquid droplet discharging piezoelectric device 1 provided with a cavity member 11 with a built-in cavity 3 ; an introduction member 13 having introduction channel 5 connecting with the...
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7585062 |
Liquid ejecting head
A liquid ejecting head includes a passage unit, having a nozzle opening, a pressure generating chamber communicating with the nozzle opening, and a reservoir holding a liquid to be supplying to the...
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7585061 |
Ejection head and image forming apparatus
The ejection head includes a wall member which forms a pressure chamber and has an ejection aperture through which droplets of a liquid are ejected onto an ejection receiving medium, the pressure...
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7585060 |
Liquid ejecting head and liquid ejecting apparatus
A liquid ejecting head includes a passage-forming substrate, a plurality of pressure-generating elements, and an IC chip. The passage-forming substrate has a nozzle opening, and a...
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7585059 |
Ink jet head and production method therefor
An ink jet head is provided which includes: a piezoelectric board having a plurality of elongated channels arranged parallel to each other and isolated from each other by channel walls; and a...
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7585058 |
Ink-jet head
An ink-jet head includes a passage unit, a piezoelectric actuator, a first wire member, and a second wire member. The first wire member is connected to the piezoelectric actuator and has a driver...
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7585057 |
Method of manufacturing ink-jet head
There is provided a method of manufacturing an ink-jet head comprising a passage unit, a piezoelectric actuator, and a wire member. The passage unit has a surface on which a pressure chamber is...
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7584903 |
Microdosing device
A microdosing device includes a dosing chamber which at least temporarily receives a quantity of liquid, and to which at least one dispensing opening is assigned. A vibration unit is operatively...
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7581825 |
Inkjet head and a method of manufacturing thereof
To provide an inkjet head that maintains a reliable electric connection between a flow channel unit and a common electrode of an actuator unit, a flow channel unit is provided with a cavity formed...
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7581824 |
Electrostatic actuator, droplet discharge head and method for manufacturing the droplet discharge head, droplet discharge apparatus, and device
To provide an electrostatic actuator that generates high pressure under a given voltage and includes an insulating film exhibiting excellent insulation resistance, a droplet discharge head that...
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7581823 |
Piezoelectric film element, method of manufacturing the same, and liquid discharge head
A porous layer composed of porous silicon, and the like is formed by anodization and the like on a substrate acting as a vibration sheet of, for example, a liquid discharging head, and a single...
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7575305 |
Liquid ejection head having improved ejection performance
An object is to provide a fine forging method for forming partitions of recesses precisely and forming recess shapes for pressure generation chambers etc. with high accuracy as well as a liquid...
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7575304 |
Liquid-droplet jetting apparatus and method of producing liquid-droplet jetting apparatus
An ink-jet head, as a liquid-droplet jetting apparatus, includes a channel unit in which an ink channel is formed, a nozzle plate which has a nozzle which communicates with the ink channel, and a...
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7571993 |
Ink-jet head
An ink-jet head comprises a piezoelectric actuator including a piezoelectric layer, individual electrodes respectively corresponding to ink ejection channels and formed on a surface of the...
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7571992 |
Pressure compensation structure for microelectromechanical systems
A fluidic micro-electromechanical device includes a pressure compensating subsystem that enables the device to operate consistently in changing environmental pressure conditions. Such a fluidic...
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7571991 |
Liquid ejection head and manufacturing method thereof
The liquid ejection head includes: a first SOI substrate which has a first active layer, a first dielectric layer and a first supporting layer; a second SOI substrate which has a second active...
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7571989 |
Droplet ejection head driving circuit and method, and droplet ejection device
A driving circuit of a droplet ejection head which, by supplying analog driving signals to driving elements, ejects droplets from nozzles which are provided in correspondence with the driving...
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7571985 |
Liquid ejection head and image forming apparatus
The liquid ejection head comprises: a nozzle surface on which a plurality of nozzles are arranged; a diaphragm on which a plurality of piezoelectric elements are arranged; a plurality of pressure...
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7571525 |
Method of manufacturing liquid-jet head and liquid-jet head
Included are the steps of: forming piezoelectric elements on a surface of a passage-forming substrate with a vibration plate in between, and forming a penetrating portion by removing an area in the...
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7568792 |
Piezoelectric element, actuator device, liquid-jet head and liquid-jet apparatus
Provided are an a piezoelectric element, an actuator device, a liquid-jet head and a liquid-jet apparatus which exhibit excellent displacement characteristics; the piezoelectric element is...
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7568783 |
Inkjet head
An inkjet head has a passage unit where individual ink passages are formed, and an actuator unit bonded onto the upper surface of the flow passage unit. On the upper surface of the actuator unit,...
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7566119 |
Inkjet printhead and method of producing the same
An inkjet printhead including a cavity unit formed by laminating plates including a first plate through which through-holes are formed, and a second plate laminated on one surface of the first...
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7566118 |
Print head with thin membrane
A microfabricated device and method for forming a microfabricated device are described. A thin membrane including silicon is formed on a silicon body by bonding a silicon-on-insulator substrate to...
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