Did You Know...
...that the Band-Aid Bandage was invented by a Johnson & Johnson employee whose wife had cut herself? Earl Dickson's wife was rather accident prone, so he set out to develop a bandage that she could apply without help. He placed a small piece of gauze in the center of a small piece of surgical tape, and what we know today as the Band Aid bandage was born!
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| Number | Title | Issue Date |
| 4528575 | Ink jet printing head An ink jet printing head which includes a head body provided with an ink filling port (18), a plurality of rows of nozzles (32A1 through 32A5, 40B1 through 40B5) arrayed in a staggered formation, pressure chambe... | 07/09/1985 |
| 4527175 | Ink supply system for nonimpact printers In a nonimpact printer having a reciprocable printer head, ink is supplied to the head through a pair of identical, flexible conduits which are connected from first and second spaced apart outlets of an ink container. The container is not air tight with t... | 07/02/1985 |
| 4520369 | Air piloted valve for controlling start/stop of an ink jet drop generator An air piloted hydraulic valve positioned between a source of ink jet fluid and a reservoir containing a plurality of orifices through which streams of continuously flowing droplets are emitted for printing, the valve includes an ink chamber into which th... | 05/28/1985 |
| 4514742 | Printer head for an ink-on-demand type ink-jet printer A printer head, for an ink-on-demand type ink-jet printer, squirts ink droplets onto a printing medium. The printer head includes a nozzle for delivering the ink droplets and a passage for supplying ink from an ink tank. The ink is pressurized in accordan... | 04/30/1985 |
| 4513297 | Ink jet printer reservoir An ink jet printer of an improved construction which includes a platen holding thereon a recording sheet; a container moving along the platen and comprising a container main body which divides its interior into a plurality of ink storing chambers and havi... | 04/23/1985 |
| 4511906 | Ink liquid reservoir in an ink jet system printer An ink jet system printer of the ink-on-demand type includes an ink liquid reservoir for supplying ink liquid to a printer head by means of the capillarity. An ink cartridge is removably mounted on the ink liquid reservoir in order to maintain the ink liq... | 04/16/1985 |
| 4502059 | Electrical interconnection system A device in which at least two separate electrical connections are made between a first member and a second member. The first member has at least two surfaces with at least one conductive element on each surface. These conductive elements are insulated fr... | 02/26/1985 |
| 4499480 | Liquid jet recording device A liquid jet recording device comprises a liquid discharging portion, a driving control portion, a connecting wiring portion and a matrix wiring portion, and these are mounted on one substrate. The liquid jet recording device preferably has a substantiall... | 02/12/1985 |
| 4496960 | Ink jet ejector utilizing check valves to prevent air ingestion A pressure pulse drop ejector which incorporates a check valve at both ends of a tubular electromechanical transducer. The transducer is used both to radially squeeze ink through a check valve to an orifice and then by elongating, expressing a droplet fro... | 01/29/1985 |
| 4491433 | Venting and ink recycling device The ink supply container disclosed herein is adapted for use with a moving carriage printer and controls foaming of a liquid ink in the container by providing, at the top of the container, a well having a sloping floor. Foamed ink is communicated to the w... | 01/01/1985 |
| 4487662 | Electrodeposition method for check valve A check valve for a drop-on-demand pressure pulse ejector for preventing pressure pulse loss to the liquid supply system. The check valve is made by electrodeposition onto the surface of a substrate.... | 12/11/1984 |
| 4481520 | Electroosmotic ink printer head An electroosmotic ink printer head comprising a dielectric support having a surface defined by longitudinal front and rear edges and a pair of transverse edges. A plurality of first electrodes is successively arranged on said surface extending rearward fr... | 11/06/1984 |
| 4471364 | Ramp style constant head ink jet cartridge A replaceable cartridge for use in an electrostatic ink jet printer includes not only a sealed ink supply, but the ink jet itself. The cartridge forms part of a printer head which is mounted to move transversely back and forth across the width of a record... | 09/11/1984 |
| 4468680 | Arrayed ink jet apparatus An elongated acoustic waveguide 20 couples a transducer 18 to an ink jet chamber 14 including an inlet port 26,65 and an outlet orifice 16 through which droplets of ink are ejected. In one embodiment, the waveguide 20 is directly coupled to ink within the... | 08/28/1984 |
| 4462037 | Ink level control for ink jet printer The level of ink in a reciprocating reservoir is automatically controlled for both printing and non-printing conditions. The reciprocating motion creates forces to cause the ink to move back and forth between the reciprocating reservoir and a main reservo... | 07/24/1984 |
| 4456916 | Ink jet cartridge with hydrostatic controller A disposable electrostatic ink jet cartridge forms part of a printer head which is mounted to move transversely back and forth across the width of a recording paper. The cartridge includes an ink jet nozzle and multicompartment ink reservoir, one compartm... | 06/26/1984 |
| 4442443 | Apparatus and method to eject ink droplets on demand An ink jet chamber including an orifice and an ink supply inlet is coupled to a transducer. The transducer is capable of displacement in two different directions which are coupled to the chamber in an additive manner so as to change the volume of the cham... | 04/10/1984 |
| 4437100 | Ink-jet head and method for production thereof An ink-jet head comprising an ink flow path of a hardened film of a photosensitive resin composition provided on the surface of a substrate, characterized in that a binding auxiliary layer is interposed between said substrate surface and the hardened film... | 03/13/1984 |
| 4435721 | Print head for an on-demand type ink-jet printer A print head for an on-demand type ink-jet printer for jetting ink droplets from a nozzle has a plurality of pressure chambers interconnected with a single nozzle via a plurality of rectifying elements. The rectifying elements have a fluid resistance whic... | 03/06/1984 |
| 4429316 | Orifice band ink jet printer with ink confined by a counterpressure of air In an orifice band ink jet printer, an endless band having orifices therethrough moves in a separation between an air bearing and a source of liquid ink under high pressure which flows through the orifices to form jets. The ink also leaks from a gap betwe... | 01/31/1984 |
| 4424521 | Ink jet apparatus and reservoir An ink jet array comprises a plurality of ink jet chambers having inlets coupled to a reservoir. In order to promote priming, the reservoir is concave with the inlets to the chamber coupled into the reservoir in an area of reduced cross-sectional area.... | 01/03/1984 |
| 4422086 | Device for feeding constant pressure fluid In a nonimpact printer a device is provided for feeding a constant pressure fluid to a nonimpact printing head reciprocally movable to scan across a recording sheet. The feeding device is formed with a pair of identical first and second chambers connected... | 12/20/1983 |
| 4417252 | Fluid drive for an orifice band ink jet printer In an orifice band ink jet printer, smooth motion of an orifice band and its isolation from solid structures is desirable for uniform ink drop formation. But prior means for smoothly driving isolated movable members do not provide the precise synchronism ... | 11/22/1983 |
| 4417251 | Ink jet head Ink jet head and method for manufacturing the same, wherein a groove or grooves to constitute ink flow path are formed in a layer of a photosensitive composition placed on one surface of a substrate.... | 11/22/1983 |
| 4414552 | Printing head for ink jet printers The printing head of an ink jet printer includes several tubular nozzle ducts which have the same cross-section and on each of which there is arranged a cylindrical drive member. Each nozzle duct is constructed to be integral with its ejection nozzle and ... | 11/08/1983 |
| 4412233 | Ink evaporation prevention means for ink jet print head An ink-carrying conduit connected between an ink reservoir and a print head is placed within an enclosure for a portion of its length and which enclosure is an extension of the reservoir in large tubular form to contain the conduit in an ink vapor atmosph... | 10/25/1983 |
| 4412224 | Method of forming an ink-jet head An ink-jet head comprising a multi-arrayed ink flow path and ink discharging nozzles, and the ink flow paths are formed according to photo-forming technique.... | 10/25/1983 |
| 4392145 | Multi-layer ink jet apparatus Multi-layer ink jet apparatus 10,110 includes a plurality of channels 12,112 comprising chambers including inlets and orifices 14,114 and transducers 22,122 coupled to the chambers 24,124. The various channels 12,112 are located in different layers 16,116... | 07/05/1983 |
| 4388630 | Ink liquid supply system which compensates for temperature variation An ink liquid supply system for an ink jet system printer includes a constant flow rate pump and a pressure accumulator for removing a pressure pulsation or ripple created by the constant flow rate pump. In order to stabilize the constant flow rate operat... | 06/14/1983 |
| 4380772 | Low ink indication for ink jet print head A visual indication of low ink supply wherein a soluble-dye fluid is added to the ink supply and floats on the surface of the ink. The low ink supply is indicated by a change in color printed on the record media by reason of the indicating fluid having di... | 04/19/1983 |
| 4379303 | Ink-jet recording head apparatus An ink-jet recording head apparatus of charge modulation and continuous jet type comprising an annular ink pump chamber defined by the inner peripheral face of a cylindrical electrostrictive element, the annular side faces of a pair of elastic sealing mem... | 04/05/1983 |
| 4376284 | Ink jet print head An ink jet print head has a plurality of nozzles arranged in a vertical line at the printing end and connected by respective ink channels to pressure cavities in a circular arrangement at the ink supply end. The pressure cavities are supplied from an inte... | 03/08/1983 |
| 4375066 | IJP Drop modulator An adjustable frequency Ink Jet Gun utilizing a variable ink chamber and replaceable orifice may be used in a wide variety of applications.... | 02/22/1983 |
| 4374386 | Force-temperature stabilization of an electromagnetic device An ink jet pump is switched from a mechanically off or idle state to a mechanically on or active state with no drift in pressure output by maintaining the pump at the same point in its force-temperature characteristic when it is on and off. This is accomp... | 02/15/1983 |
| 4356499 | Ink-jet recording device An ink-jet recording device in which the pressurized ink is supplied from a single source of pressurized ink to an ink manifold with one inlet port and a plurality of outlet ports each of which is connected to one end of a flexible pipe the other end of w... | 10/26/1982 |
| 4342041 | Ink jet type recording apparatus An ink jet type recording apparatus is disclosed which includes a main tank containing recording liquid, a subsidiary tank receiving a supply of recording liquid from the main tank through a supply line, a recording head to which the recording liquid is f... | 07/27/1982 |
| 4342042 | Ink supply system for an array of ink jet heads The present invention relates to ink supply system for an ink jet printer comprising a primary ink supply source and a secondary or temporary ink supply reservoir connected in series to an ink transfer conduit which delivers the ink upon demand to the ink... | 07/27/1982 |
| 4340896 | Impulse ink jet ink delivery apparatus An apparatus is described for delivering ink to an array of impulse ink jet heads some of which may be at different vertical locations. A flow of ink is established along a supply conduit located vertically below the ink jet heads. Ink feed conduits conne... | 07/20/1982 |
| 4339761 | Compact plunger pump An ink liquid supply system for an ink jet system printer comprises an ink liquid reservoir for containing ink liquid therein, and a constant flow rate plunger pump for supplying the ink liquid to a nozzle. The constant flow rate plunger pump comprises a ... | 07/13/1982 |
| 4337469 | Ink liquid supply system for ink jet system printer In an ink jet system printer of the charge amplitude controlling type, it is required to ensure stable printing that viscosity and surface tension of ink liquid supplied to a nozzle is maintained at a constant value. To this end, there is provided a heat ... | 06/29/1982 |
