Matches 51 - 100 out of 249 < 1 2 3 4 5 >
Match Document Document Title
7097287 Ink jet device, ink jet ink, and method of manufacturing electronic component using the device and the ink  
Here disclosed is an ink jet apparatus having an ink-circulating/dispersing function. The apparatus provides ink with dispersion as required, and circulates the ink through a tube to an...
7093930 Managing bubbles in a fluid-delivery device  
Methods and systems for managing bubbles in a micro electro mechanical systems device are described. One exemplary system includes a fluid-feed channel configured to supply fluid to a plurality of...
7014303 Inkjet printer  
The invention offers an inkjet printer which does not produce defective prints when bubbles enter ink supply tube. There is provided an air trap in an ink supply tube near an ink delivery port of...
6976754 Ink jet recording head  
The present invention provides an ink jet recording head in which a buffer chamber connected to a liquid supply path can be cleaned effectively. The ink jet recording head includes a recording head...
6955427 Ink jet head capable of reliably removing air bubbles from ink  
To provide an ink jet head capable of performing proper image forming operations by easily removing air bubbles contained in ink. A manifold 13, 14 is formed with an ink supply channel 41 . A...
6955426 Ink jet printer  
An ink jet printer uses a print head that has at least one ink nozzle and performs printing on a recording medium by ejecting ink from the ink nozzle. An air chamber is connected to the print head...
6916091 Ink chamber suitable for an ink supply system in a portable printer  
An ink chamber, suitable for an ink supply system in a portable printer, is provided. The ink chamber comprises a plurality of baffles for minimizing ink flow fluctuations in the ink supply system....
6877835 Method of filling buffer chamber in print head with bubble and printing apparatus  
The present invention allows a buffer portion to sufficiently restrain the vibration of ink in a print head. To achieve this, the buffer portion is disposed close to a channel between a common...
6824260 Ink composition, ink cartridge having ink composition, and method of filling ink cartridge  
An ink composition and an ink cartridge having the ink composition are provided. The ink composition includes a colorant and an aqueous carrier. The ink composition has a dissolved gas content of...
6824255 Ink jet recording device  
An ink jet recording device including a head unit and a support member. The head unit includes a head member that ejects ink in a predetermined direction and a head-unit-side connection member...
6805437 Liquid supply system, ink jet recording head, ink jet recording apparatus and liquid filling method  
The invention prevents drawbacks resulting from the bubble generated at the downstream side of the filter, while minimizing the waste in the ink. The recording head has a sub tank for storing ink...
6783220 Ink jet recording apparatus using recording unit with ink cartridge having ink inducing element  
An ink cartridge ( 3 ) including an ink reservoir portion having a porous member ( 37 ) for storing ink and an ink supply portion ( 39 ) has an ink inducing element ( 47 ) disposed between the ink...
6761442 Ink container with improved ink flow  
An ink container includes a housing, a print head, and a fluid chamber. The housing has two inclined walls formed to divide the fluid chamber into a center ink well and two side ink wells. The...
6761445 Method and system for purging air from a print mechanism  
This disclosure provides a printer pen having a pressure regulation system and a mechanism for purging air from the pen using the pressure regulation system. More specifically, a pressure sensor...
6752489 Liquid ejection head and method of manufacturing the liquid ejection head  
In a liquid ejection head comprising a plurality of opened liquid flow passages arranged side by side and communicating with ejection orifices through which a liquid is ejected, and thermal energy...
6742882 Air purge device for ink jet recording apparatus  
An inner surface of a ceiling wall is provided at an angle of approximately 5 degrees to 10 degrees, with respect to a horizontal surface. An outlet to a second ink channel is disposed at a higher...
6726305 Method and device for filling an ink supply system in an inkjet printer  
The device for the filling of the ink supply system in an inkjet printer with a nozzle printhead, and ink storage container, and a printhead tank connected to the ink storage container or...
6715855 Ink jet recording device and bubble removing method  
Heating elements are driven to continuously perform a dummy jet when the number of accumulated printed sheets reaches a predetermined number that causes the image quality deficiency. The surface...
6695442 Ink jet head having structure for eliminating air bubbles and reducing crosstalk and a printer containing the ink head  
The present invention prevents bubbles from remaining in an ink passage and inhibits crosstalk when ink is jetted in an ink-jet print head. Ink-jet nozzles are formed inside a nozzle plate in the...
6682162 Printing apparatus with measuring circuit for diagnosis of condition of each electromechanical transducer  
A printing apparatus including at least one ink duct provided with an electromechanical transducer, a driver circuit provided with a pulse generator and operatively associated with the transducer...
6682186 Graded capillarity structures for passive gas management, and methods  
Embodiments of the present invention comprise capillary fluid transport and containment structures in which a capillarity gradient is provided in a direction other than the primary direction of...
6659600 Inkjet recording head cartridge and inkjet recording apparatus  
The present invention provides an inkjet recording head cartridge and an inkjet recording apparatus that have a simple structure and high reliability. Since individual flow passages in which ink...
6652070 Ink jet recording apparatus, ink jet recording head, and ink jet recording method  
An jet recording apparatus, which records on a recording medium by discharging ink form a recording head, is provided with at least two electrothermal converting elements each having different...
6644791 Ink jet printhead having efficient heat dissipation and removal of air  
A printhead for use in an ink jet printing device includes a nozzle plate which defines a plurality of droplet-emitting nozzles and a printhead housing bonded to the nozzle plate. A heater...
6634741 Ink jet recording head, ink jet recording device and head manufacturing method  
The present invention provides an ink jet recording head that enables stable high-speed continuous printing, its manufacturing method and an ink jet recording device. A bubble generated in a common...
6634742 Recording head unit  
Ink flow paths are formed that corresponds in number to the ink chambers of a mounted ink cartridge, to supply ink from the ink chambers to a recording head. These ink flow paths are constituted by...
6626528 Ink jet print head with bubble discharge  
An ink jet print head has a bubble collecting device in an ink liquid chamber between a filter and an ink ejection opening for ejecting ink, a bubble moving device for moving bubbles to the bubble...
6592214 Ink-jet head, ink-jet head with bubble extracting device, and ink-jet type printing apparatus  
An ink-jet type printing apparatus includes a recording medium conveyor device, an ink-jet head for forming an image on a conveyed medium, and a bubble extracting device. The ink-jet head has an...
6561637 Ink jet head having buffer tank in fluid communication with ink circulation pathway  
To eliminate influence of air bubbles introduced into an ink jet head along with ink, an ink circulation pathway is provided which includes first to third ink channels. The first ink channel is...
6557990 Evacuated structures for removing accumulated air  
An evacuated structure removes air accumulated within a container that contains material held at a first pressure. The evacuated structure has a shell that includes a slowly defusing air-permeable...
6547379 Ink-jet head cartridge with bubble chamber  
A head cartridge with a bubble chamber has an ink reservoir, a print head, and an ink channel. The ink reservoir stores ink. The print head has a plurality of heaters for generating bubbles, so...
6540337 Slotted substrates and methods and systems for forming same  
Methods and systems for forming slots in a print head substrate having a thickness defined by opposing first and second surfaces. In one exemplary embodiment, a trench is received in the first...
6533405 Preserving inkjet print cartridge reliability while packaged  
Packaging for enclosing an inkjet print cartridge that preserves the reliability and function of the cartridge by incorporating water vapor inside the packaging to inhibit the growth of bubbles...
6533404 Ink supply for preventing the passage of air  
The present invention is an ink supply for use in an inkjet printing system of the type having an ink jet printhead spaced from the ink supply. The ink jet printing system has an ink conduit...
6527383 Anti-bubble shelf in an ink tank  
An ink tank which has an ink delivery port chamber and one or more free ink chambers is provided with free ink chamber ceiling heights which are lower than the ceiling height of the ink delivery...
6520633 Ink-jet recording apparatus  
Ink supplied from an ink source to a filter is guided from a tangential direction with respect to the filter. In addition, a partition wall having a spiral shape reduces the cross-sectional area of...
6520632 Inkjet printer having a connection block which automatically eliminates bubbles trapped on a filter  
An inkjet printer that automatically expels bubbles trapped at a filter—which removes foreign materials from ink supplied to the inkjet head—to eliminate ink discharge problems caused by...
6517189 Ink jet print device and ink supply method for supplying ink to print head of the ink jet print device  
A head is formed with a plurality of nozzles and a common ink chamber fluidly connected with the nozzles. A sub ink tank is provided above the head. Ink housed in a main ink tank is supplied into...
6513920 Controlling diffused-air bubbles in ink-jet print cartridges  
A spacer is incorporated into the standpipe of a foam-ink-containment type of inkjet print cartridge for retarding the growth of a diffused-air bubble in the standpipe, thereby extending the shelf...
6485137 Closed ink delivery system with print head ink pressure control and method of same  
In some embodiments of the present invention, an ink supply system is provided. The system may include a first stationary fluid storage unit, a second stationary fluid storage unit coupled to the...
6481837 Ink delivery system  
An ink delivery system for an inkjet printing device has an ink cartridge, and a remote ink reservoir for containing a supply of ink. An air purge chamber is provided in flow communication between...
6467875 Ink-jet water-based ink set and ink-jet recording method  
An ink-jet water-based ink set comprises a black ink and a yellow ink. The black ink contains a black dye, barium hydroxide, and purified water. The yellow ink contains a yellow dye, ammonium...
6457820 Facility and method for removing gas bubbles from an ink jet printer  
A printer has a print engine with an ink supply chamber connected to the print engine. The supply chamber has an exit aperture to which a suction device is connected. A gas permeable film...
6454835 Two-phase flow separator  
A method and apparatus is provided for separating the liquid and non-liquid components of a foamy mixture. The apparatus comprises a filter through which the liquid portion of the foam can pass and...
6406135 Ink jet recording head and recording apparatus using the same  
An ink jet recording head including a discharge port for discharging ink, a liquid flow path that communicates with the discharge port and having a heat energy generating element for generating a...
6402311 Ink jet recording head, ink jet recording head cartridge and ink jet recording apparatus  
An ink jet recording head comprising a plurality of discharge ports for discharging ink droplets, a plurality of ink flow paths communicated with the respective discharge ports, a common liquid...
6398850 Gas extraction device for extracting gas from a microfluidics system  
A thermally-activated gas extraction device that comprises a bubble capture chamber, an exhaust manifold, a tapered extraction chamber and an extraction heater associated with the tapered...
6382765 Ink-jet printing apparatus and discharge recovery method therefor  
A printing apparatus which prevents discharge failure due to residual bubbles generated in accordance with a printing history of past printing such as the number of printing pulses, the printing...
6364448 Ink jet printer and ink priming method therefor  
An ink jet printer reliably prevents printing defects resulting from bubbles remaining in the ink path after ink priming. An ink suction mechanism of the ink jet printer performs a post-priming...
6336700 Method and apparatus for recovering an ink discharging condition of an ink jet recording apparatus  
An ink jet recording apparatus includes a die reservoir and at least one ink channel in communication with the die reservoir. The method and apparatus contemplate heating ink in the die reservoir...
Matches 51 - 100 out of 249 < 1 2 3 4 5 >