Matches 1 - 32 out of 32
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7407259 Printhead assembly comprising laminated ink distribution structure  
A printhead assembly comprising a printhead and an ink distribution system is provided. The ink distribution system comprises: (a) a longitudinal distribution housing having a plurality of ducts...
7364377 Print engine assembly with an elongate converging ink distribution assembly  
A print engine assembly includes an elongate chassis. A platen is mounted on the chassis. A feed mechanism feeds print media over the platen and along a print feed path. An elongate printhead...
7328994 Print engine assembly with slotted chassis  
A print engine assembly includes an elongate chassis that defines a channel and a slot. A printhead assembly is fast with respect to the chassis and is configured to print upon print media fed...
7325986 Printhead assembly with stacked ink distribution sheets  
A printhead assembly includes a laminated stack of ink distribution sheets. The ink distribution sheets are micro-molded with apertures and slots that communicate through the stack in order to...
7284817 Printer with a self-cleaning inkjet printhead assembly  
An inkjet printer includes a printhead assembly having a carrier. An ink supply assembly is mounted on the carrier and defines a plurality of printhead integrated circuit receiving formations that...
7213989 Ink distribution structure for a printhead  
A laminated ink distribution structure for an inkjet printhead, the printhead having an ink supply molding for supplying a plurality of different colored inks to the laminated ink distribution...
7192125 Ink jet printer that incorporates an ink distribution assembly  
An inkjet printer includes a pagewidth printhead assembly that defines a plurality of ink passages so that the printhead assembly can be supplied with ink. An ink conduit structure is connected to...
7178892 Printhead-to-platen variable spacing mechanism  
A spacing mechanism is provided to vary the distance between a rotary platen and a pagewidth printhead as a function of the angle of rotation of the platen. The spacing mechanism includes cams...
7114868 Inkjet printing assembly with multi-purpose platen assembly  
An inkjet printing mechanism includes an elongate chassis that spans a printing zone. A printhead assembly is mounted on the elongate chassis. The printhead assembly includes an ink distribution...
7083258 Printhead assembly  
The present invention relates to a printhead assembly. The printhead assembly comprises an elongate body aligned with a body axis which, in use, is located transverse to the feed direction of...
7044577 Printer having a rotary platen assembly for supporting print media  
A printer has an inkjet printhead assembly including a carrier. An ink supply assembly is mounted on the carrier and defines a plurality of printhead chip receiving formations that are each...
6997626 Ink and air distribution within a printer assembly  
A method of distributing ink and air to an array of print chips in a printhead assembly. The method includes supplying different inks from respective sources to a longitudinal distribution housing....
6997625 Ink distribution assembly  
An ink distribution assembly for a printhead has a duct cover in which is formed a number of ink inlet ports. Each inlet port is associated with a cross flow channel that extends from a port to a...
6994419 Multi-function printhead platen  
In order to conveniently service a pagewidth printhead a rotatable platen is provided. The platen rotates about an axis parallel to the printhead and has a number of radially disposed elongate...
6988840 Printhead chassis assembly  
Provided is a printhead chassis assembly for a chip based printhead. The chassis supports two spaced apart bearing moldings between which extend a feed roller and an exit roller. The chassis...
6984080 Laminated distribution structure  
A laminated ink distribution structure for a printhead comprises a stack having a first layer in which is formed a number of first holes, each first hole being in registry with a supply of ink or...
6984016 Self-cleaning inkjet printhead assembly  
An inkjet printhead assembly includes a carrier. An ink supply assembly is mounted on the carrier and defines a plurality of printhead chip receiving formations that are each dimensioned to engage...
6918647 Inkjet printhead assembly having a rotary platen assembly  
An inkjet printhead assembly includes a carrier. An ink supply assembly is mounted on the carrier and defines a plurality of printhead chip receiving formations that are each dimensioned to engage...
6796731 Laminated ink distribution assembly for a printer  
A laminated ink distribution structure for a printhead has a number of layers adhered to one another with each layer including a number of ink holes formed therethrough. Each ink hole has...
6619786 Tab circuit for ink jet printer cartridges  
An improved TAB circuit is provided for use with ink jet printer cartridges, which carries electrical signals to an array of nozzles on a heater chip. The TAB circuit eliminates bent or broken...
6557985 Ink jet recording head  
In an end portion of a common ink reservoir, there is provided a narrowed area having a cross-sectional area decreased as compared with any other portion, inertance of each of ink supply channels...
6557982 Ink jet recording method and apparatus for driving electrothermal converting elements in a dispersed manner  
By using an ink jet recording head including an ink supply port for supplying an ink, a plurality of ink paths communicating with the ink supply port, a plurality of electro thermal converting...
6543883 Fluid ejection device with drive circuitry proximate to heating element  
A fluid ejection device includes drive circuitry for a heating element, wherein at least part of the drive circuitry is positioned proximate to and within 60 microns of the heating element.
6489084 Fine detail photoresist barrier  
The photoresist barrier layer of an inkjet printer printhead is processed to enable channels narrower than a predetermined width in the barrier layer to be created without blockage. Relatively...
6473966 Method of manufacturing ink-jet printer head  
A printer head substrate having a silicon substrate on which heat generating elements and partitions are formed and an orifice plate which adhered to the partitions is placed on a stage of a...
EP1024003B1 Ink jet recording head with improved ink supply channels  
Abstract of EP1024003 In an end portion of a common ink reservoir (26), there is provided a narrowed area having a cross-sectional area decreased as compared with any other portion, inertance...
6409323 Laminated ink distribution assembly for a printer  
A laminated ink distribution structure for a printhead has a number of layers adhered to one another with each layer including a number of ink holes formed therethrough. Each ink hole has...
6254214 System for cooling and maintaining an inkjet print head at a constant temperature  
A system for cooling an inkjet print head with the print head having a nozzle plate and heater chip. The nozzle plate contains a series of firing chambers and nozzles. The heater chip contains...
6213587 Ink jet printhead having improved reliability  
The present invention relates to an inkjet printhead with improved reliability. The printhead comprises a transducer, a chamber, and a plate. At least a portion of the transducer is arranged within...
6161923 Fine detail photoresist barrier  
The photoresist barrier layer of an inkjet printer printhead is processed to enable channels narrower than a predetermined width in the barrier layer to be created without blockage. Relatively...
EP1024003A2 Ink jet recording head with improved ink supply channels  
In an end portion of a common ink reservoir (26), there is provided a narrowed area having a cross-sectional area decreased as compared with any other portion, inertance (inertance: acoustics, the...
6076912 Thermally conductive, corrosion resistant printhead structure  
The invention described in the specification relates to a carrier for an ink jet printhead having unique characteristics which substantially inhibit corrosion and provide improved thermal heat...
Matches 1 - 32 out of 32