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6955419 |
Ink jet apparatus
A drop emitting apparatus including a diaphragm layer disposed on a fluid channel layer, a thin film circuit having raised contact regions disposed on the diaphragm layer, and a plurality of...
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6953241 |
Ink-jet head having passage unit and actuator units attached to the passage unit, and ink-jet printer having the ink-jet head
An ink-jet head having a passage unit including pressure chambers each having one end coupled to a nozzle and the other end to be coupled to an ink supply source. The pressure chambers are arranged...
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6951385 |
Liquid ejecting head and method of manufacturing flow path forming plate in use of liquid ejecting head
A liquid ejecting head includes a nozzle plate formed with a plurality of nozzle orifices; a flow path forming plate, formed with a plurality of pressure chambers which communicate with the nozzle...
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6945636 |
Ink-jet head, method for manufacturing ink-jet head and ink-jet printer having ink-jet head
An ink-jet head includes a passage unit including a nozzle plate unit having a nozzle plate in which nozzles are formed, and a main unit fixed on the nozzle plate unit in a laminating direction and...
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6945632 |
Ink jet head and ink jet type recording apparatus
An ink jet head includes a head body ( 11 ) which is provided with a plurality of nozzles and a plurality of pressure chambers and actuators ( 14 ) respectively corresponding to the nozzles. Input...
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6935728 |
Inkjet head and inkjet recording apparatus
The inkjet recording apparatus having ink, where the inertia of ink in a flow passage is M, a viscosity resistance of the ink in the flow passage is R, and a return force of a meniscus is K in a...
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6932463 |
Ink-jet printhead and method of manufacturing the same
A flat ink-jet printhead includes a cavity unit having an array of nozzles and pressure chambers each storing ink and communicating with a corresponding one of the nozzles, and a piezoelectric...
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6929340 |
Drive circuit of ink jet head and driving method of ink jet head
In order to improve dullness of waveform of a drive signal having high slew rate necessary to jet ink droplets, which is caused by an influence of a low-pass filter formed by a resistance of a...
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6925712 |
Method of fabricating a liquid-jet head
A liquid-jet head effective in prevention of imperfect eject such as occlusion of a nozzle, a method of fabricating the liquid-jet head, and a liquid-jet apparatus are provided. In a liquid-jet...
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6926393 |
Liquid jetting head
A liquid jetting head of the invention includes a nozzle plate having a plurality of nozzles and a flowing-path plate layered on the nozzle plate. The flowing-path plate has a plurality of...
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6921151 |
Ink jet head, actuator testing method, method of manufacturing ink jet head, and ink jet recording apparatus
A first line head 1 and a second line head 2 are arranged in a scanning direction X. In each of the line heads 1 and 2 , actuator blocks 40 are arranged at a constant interval in a head...
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6921158 |
Fluid ejection device with drop volume modulation capabilities
An inkjet printhead has a piezoelectric module including a plate with an integrated ink chamber in flow communication with an integrated ink supply manifold and an integrated ink orifice. The ink...
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6918180 |
Method of manufacturing ink jet head
To adhere an actuator unit onto one surface of a diaphragm, a dipping plate is used to evenly cling an adhesive agent to tip ends of a plurality of actuators formed in the actuator unit. The...
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6918658 |
Method of producing a liquid jetting head
A liquid jetting head of the invention includes a flowing-path plate through which a flowing-path space is formed as a flowing-path for a liquid. A nozzle plate is provided on one side surface of...
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6910272 |
Method of manufacturing an ink jet recording head
A method of forming an ink jet recording head having a passage forming substrate made of a silicon monocrystalline substrate, having pressure generating chambers communicating with nozzle orifices,...
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6902262 |
Laminated ink jet recording head
Actuator units independently dedicated to nozzles divided into a plurality of groups are fixed to a common flow path unit having the nozzles formed therein with through holes aligned with one...
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6886898 |
Driving method of piezoelectric elements, ink-jet head, and ink-jet printer
A rise time and/or a fall time of a driving voltage are set to be not less than {fraction (1/20)} of a period of natural oscillation of an ink-jet head. This suppresses a driving voltage, an amount...
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6886922 |
Liquid discharge head and manufacturing method thereof
In the liquid discharge head for discharging liquid such as ink like the ink jet head, at least a part on a surface of a piezoelectric element on the side of a liquid chamber member (ink chamber...
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6874870 |
Inkjet recording method
An inkjet recording method having a step of ejecting an ink containing at least photo-polymerizing compound and a colorant from a nozzle of a recording head, which has a piezoelectric member, to...
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6875404 |
Micropipette and dispenser
A micropipette constructed for dispensing sequential, different sample solutions, including a substrate, an inlet port formed in or on the substrate, a cavity into which the sample solutions are...
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6874869 |
Inkjet printhead
An ink jet printhead comprising a channel plate having a plurality of ink channels etched into at least one surface thereof, actuators respectively associated with each of the ink channels for...
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6869170 |
Ink-jet recording head having a vibration plate prevented from being damaged and ink-jet recording apparatus for using the same
Provided is an ink-jet recording head that prevents a vibration plate thereof from damage attributed to drive of a piezoelectric element, and an ink-jet recording apparatus. There are provided...
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6869171 |
Ink jet recording head
This ink jet recording head manufacturing method comprises (A) a process for forming a peeling layer 11 wherein peeling is induced by light irradiation, on a base plate 10 exhibiting...
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6862783 |
Manufacturing method for an ink jet recording head
An ink jet recording head manufacturing method is provided comprising: forming a peeling layer wherein peeling is induced by light irradiation on a base plate exhibiting light-transmissivity;...
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6854833 |
Ink-jet head and manufacturing method of the same
An ink-jet head comprises a passage unit including pressure chambers each connected to a nozzle, and an actuator unit bonded to the passage unit. The actuator unit includes active portions for...
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6854832 |
Laminate having mono-crystal oxide conductive member on silicon substrate, actuator using such laminate, ink jet head and method for manufacturing such head
In a mono-crystal oxide conductive member on a silicon substrate, including an electrode material of a perovskite type piezoelectric element and an electrostrictive material and an oxide conductive...
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6852463 |
Apparatus for producing toner, method for producing toner, and toner
An apparatus for the production of a toner from a starting material having a fluidity includes a head portion and a solidifying portion. The head portion for ejecting the starting material includes...
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6848763 |
Drive unit for liquid ejection head
A drive unit for a liquid ejection head in which shrinkage of a pressure chamber and ejection of the liquid are caused by the application of a voltage to a piezoelectric body, wherein: (A) a drive...
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6843554 |
Ink jet head and method of production thereof
An ink jet head including nozzles, ink chambers, and an ink channel in fluid communication with each other. A diaphragm defines one portion of each of the ink chambers. Piezoelectric actuators are...
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6833112 |
High performance system for the parallel and selective dispensing of micro-droplets, and transportable cartridge and dispensing kit using said system
This invention aims at allowing a consistent increase in the output of selective dispensing of micro-droplets, at making a spatial, targeted selectivity by distributing a predetermined reagent on...
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6830319 |
Head chip and method of producing the same
Disclosed is a head chip and a method of producing the same which help to achieve an improvement in production yield and a reduction in production cost and which allow high speed printing and high...
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6824253 |
Low voltage ink jet printing module
A method of manufacturing an ink jet printing module can include forming a piezoelectric element having a stiffened surface.
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6820968 |
Fluid-dispensing chip
A fluid-dispensing chip has a wafer substrate that incorporates drive circuitry. A nozzle assembly is positioned on the wafer substrate. The nozzle assembly has nozzle chamber walls and a roof wall...
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6811238 |
Ink jet recording apparatus, head drive and control device, head drive and control method, and ink jet head
An ink jet recording apparatus includes an ink jet head having a nozzle, an ink channel, a diaphragm, and an electrode and a part applying first and second driving signals to the ink jet head. The...
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6811248 |
Ink jet head, method of manufacturing the same and ink jet recording apparatus
A plurality of actuator blocks having a vibration plate, a common electrode, a piezoelectric element, and a separate electrode, are produced, and the plurality of actuator blocks are transferred...
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6808254 |
Ink jet printer head
An ink jet printer head includes a cavity plate and an actuator with the following configuration. The cavity plate is formed with four columns of pressure chambers. Each pressure chamber has a...
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6806108 |
Method of manufacturing monolithic ink-jet printhead
A method of manufacturing a monolithic ink-jet printhead includes preparing a silicon substrate, forming an ink passage comprising a manifold supplying ink, an ink chamber filled with ink supplied...
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6803989 |
Image printing apparatus including a microcontroller
An image printing apparatus includes a print head for printing images. A microcontroller that includes a wafer substrate is provided. Processor circuitry is positioned on the wafer substrate. Print...
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6802596 |
Ink jet head with partially exposed inside electrode and fabrication method thereof
In a droplet spray apparatus spraying out ink from an ink path by altering the volume of an ink channel formed in a trench that is covered with a cover plate and that has a conductive member...
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6796637 |
Piezoelectric/electrostrictive film type actuator and method for manufacturing the same
A piezoelectric/electrostrictive film-type actuator has a ceramic base and a piezoelectric/electrostrictive element, which has piezoelectric/electrostrictive films and electrode films and which is...
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6794746 |
METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE, SEMICONDUCTOR DEVICE, NARROW-PITCH CONNECTOR, ELECTROSTATIC ACTUATOR, PIEZOELECTRIC ACTUATOR, INK JET HEAD, INK JET PRINTER, MICROMACHINE, LIQUID CRYSTAL PANEL, AND ELECTRONIC DEVICE
A manufacturing method of semiconductor devices, micromachines such as semiconductor device, narrow pitch connectors, electrostatic actuators or piezoelectric actuators, and ink jet heads, ink jet...
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6783212 |
Ink jet head and ink jet recording apparatus
An ink jet head includes: actuators each including a scanning electrode, a piezoelectric element and a recording electrode and arranged in a matrix pattern of n rows by m columns (where n and m are...
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6783211 |
Ink-jet recording head
An ink-jet recording head has nozzles capable of independent ejection and being arranged in high density, in which strength is high, fabricating yield is high, a cost is reduced, ejection...
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6773085 |
Ink jet recording apparatus and recording method
An ink chamber plate 20 for defining a common ink chamber 21 communicating with chambers 17 is bonded onto a substrate 16 on which the chambers 17 are provided. The common ink chamber 21...
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6769177 |
Method of producing ink-jet recording head
A method of producing an ink-jet recording head using ion milling is provided. The method includes the steps of forming a piezoelectric layer subsequent to an electrode layer on a substrate by...
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6764152 |
Liquid jetting apparatus and method for driving the same
In an ink jet printer, a print head is provided with a plurality of nozzles. Each of piezoelectric elements is associated with one of the nozzles, and is provided with a drive electrode and a...
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6764167 |
Ink-jet recording head inkjet recording apparatus
Disclosed are an ink-jet recording head, in which nozzles can be arrayed in high density and a manufacturing cost thereof is reduced, and an ink-jet recording apparatus. In an ink-jet recording...
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6758553 |
Inkjet head for inkjet printing apparatus
An inkjet head employed in an inkjet printing apparatus includes a main body provided with a printing surface, which has a substantially rectangular elongated shape, and a plurality of...
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6755512 |
Liquid droplet ejection apparatus and inkjet recording head
The liquid droplet ejection apparatus includes a liquid holding material which has three-dimensional voids communicating three-dimensionally with one another at least up to a liquid droplet...
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6752490 |
Micro fluid dispensers using flexible hollow glass fibers
A micro fluid dispenser including reservoir, glass tube, hollow glass fiber, a piezoelectric element and a controller. The reservoir is to hold fluid to be dispensed. The glass tube has a first...
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