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| Number | Title | Issue Date |
| 4763041 | Dot array fluorescent tube for writing optical information in optical printer A dot array fluorescent tube for an optical printer writes optical information on a photoconductive element by converting an information signal representative of a desired image to optical information. A grid electrode disposed in a vacuum space defined i... | 08/09/1988 |
| 4745529 | Battery powered light source A battery powered light source comprising an electric light bulb; a plurality of air cathodes; a plurality of metal anodes, one for each cathode; a plurality of electrically nonconductive housings disposed adjacent to each other, wherein each housing encl... | 05/17/1988 |
| 4737253 | Aluminium reduction cell In an aluminium reduction cell including a cell lining and embedded therein at least one cathode current collector including a high temperature section comprising an electrically conducting refractory material such as titanium diboride, generally in conju... | 04/12/1988 |
| 4731901 | Castor wheel with non continuous ribs for lubricant A moulded plastics article having a closed bore to receive a spindle, the bore being formed with at least one radially inwardly projecting annular rib adapted to locate in a circumferential groove in the spindle, characterized in that the or each rib is i... | 03/22/1988 |
| 4728377 | Process for providing holograms on documents or the like A process which provides a three-dimensional, light-diffracting pattern comprising a hologram on a surface of a transparent material layer which may be extremely thin and non-self-supporting, and which secures this layer to a document or like substrate, w... | 03/01/1988 |
| 4726842 | Metallic materials re-inforced by a continuous network of a ceramic phase A cermet material comprises an intergrown network of a minor proportion of ceramic such as TiB2 in a metal matrix such as Al. The cermet is prepared by forming a minor proportion by weight of a ceramic phase in situ in a molten metal phase and ... | 02/23/1988 |
| 4723626 | Quiet nacelle system and hush kit A quiet nacelle system for jet aircraft engines includes an elongated nose cowl and nose dome of the nacelle and a sound-attenuating liner applied to the nose cowl, nose dome and fan duct components. The system is particularly suitable for JT3D-3B and JT3... | 02/09/1988 |
| 4722775 | Apparatus and method for controlling anode movement in aluminium reduction cells In an aluminium reduction cell, the height of the anodes within the cell are controlled automatically, usually by computer. Means (S1 . . . SN, C1 . . . CN) are provided for making small anode movements in order to effect this automatic control but, for s... | 02/02/1988 |
| 4720816 | Programming of an EPROM A system and method for programming an EPROM which includes a bit line, a plurality of memory cell MOS transistors connected to the bit line, a switching transistor for selectively applying a programming voltage to the bit line, and a selection circuit fo... | 01/19/1988 |
| 4720632 | Synchronizing light beam detector A synchronizing light beam detecting apparatus is provided in a light scanning system, such as a laser printer, which includes a light source for emitting a light beam, a polygonal mirror driven to rotate for deflecting the light beam over a predetermined... | 01/19/1988 |
| 4720202 | Print ribbon replaceable cassette A print ribbon cassette includes a supply roll and a take-up roll so that the print ribbon unwound from the supply roll is presented for use in printing and thereafter wound around the take-up roll. The cassette also includs an endless belt extended aroun... | 01/19/1988 |
| 4720168 | Laser beam collimating apparatus A laser beam collimating apparatus includes a semiconductor laser, a collimating lens and a support for holding the laser and the lens spaced apart from each other over a predetermined distance. The material for forming the support has a linear expansion ... | 01/19/1988 |
| 4717965 | Portable image forming device A portable image forming device which is moved on an original in a direction perpendicular to a primary scan direction for subscan, and divides original reflection light beams into picture pickup elements in the primary scan direction through an image for... | 01/05/1988 |
| 4716786 | Automatic transmission for motor vehicles An automatic transmission, wherein a first shaft is rotatably supported by the transmission case, and an input shaft is coupled with an engine output shaft. Additionally, a second shaft, comprising a long shaft and a short shaft rotatably mounted thereupo... | 01/05/1988 |
| 4715623 | Documents having a revealable concealed identifier and the method of making such documents A method of impressing a secret pattern on a substrate by the use of an uninked intaglio printing plate having the foreground area with a pattern of ridges and grooves which are distinctively different from the ridges and grooves in a background area encl... | 12/29/1987 |
| 4714427 | Fixing device for copying machine One or two auxiliary rollers of relatively small diameter are pressed against the peripheral surface of a main rotatable body which is heated. Where the two auxiliary rollers are employed, they are spaced apart from each other and are rotated in one direc... | 12/22/1987 |
| 4714364 | Automatically returned paper ball assembly of a printer A paper setting mechanism of a printer for setting a sheet of paper in position around a platen roller for printing desired information includes a paper bail assembly having at least one bail roller, which is pivotally supported and normally biased so as ... | 12/22/1987 |
| 4714354 | Support device for travel assembly A support device for supporting on a guide shaft a travel assembly moving along the guide shaft, comprising at least two sliding bearings equipped with V shaped grooves, and separate bearings disposed opposite the respective sliding bearings across the gu... | 12/22/1987 |
| 4714633 | Expanding and shrinking member An expanding and shrinking member useful as a masking member is provided in the present invention. Said expanding and shrinking member comprises a panel which consists of a thermoplastic foam having closed cells and (a) cavity(ies) is(are) formed on one s... | 12/22/1987 |
| 4709744 | Modular mould system and method for continuous casting of metal ingots The system includes: (a) a hollow cylindrical body adapted to be mounted in a casting table, (b) an annular water baffle removably mounted in the body, the baffle having a central opening through which a forming ingot passes and the baffle providing a flo... | 12/01/1987 |
| 4709393 | Video processing systems A processing system includes a processor 10 and frame store 11. Both the frame store and processor are under the control of address mechanism 12. An incoming pixel is processed with previously stored information and the proportion of processed information... | 11/24/1987 |
| 4708721 | Solvent absorption and recovery system Materials, such as pollutants, solvents and the like, in a fluid stream, such as a gaseous stream or liquid stream, are removed by contacting the fluid stream with a liquid selective solvent or absorbent for the material or pollutant to be removed. In the... | 11/24/1987 |
| 4708501 | Electromagnetic hammer printing device including a limited action spring force An electromagnetic printing hammer device including a permanent magnet having a pair of electromagnetic pole-faces spaced apart from each other by a gap. A hammering element formed of a permanent magnet at least in one portion thereof is located in the ga... | 11/24/1987 |
| 4707745 | Digital copier with document image region decision device A digital copier for reproducing images carried in a document by converting them to an electrical binary or recording/non-recording signal and recording the binary signal. The copier includes a halftone image processor unit for generating a binary signal ... | 11/17/1987 |
| 4707828 | Multiaccess communication system A multiaccess communication system includes a common transmission path having a multichannel structure and a plurality of nodes connected to said common transmission path. There is provided an exclusive control channel common to each of said plurality of ... | 11/17/1987 |
| 4707570 | Manual information input device A manual information input device allows the user to manually enter desired information using a readily available writing instrument such as a pencil rather than a specially designated input stylus such as a light pen or an electromagnetic pen. The manual... | 11/17/1987 |
| 4705979 | Stress and temperature compensated surface acoustic wave devices Disclosed is a rotated Y-cut, quartz SAW device having a propagation direction gamma and an angular orientation theta selected both for stress compensation and temperature compensation. In a particular embodiment gamma is 46.9° and theta is 41.8°.... | 11/10/1987 |
| 4704383 | Non-antibacterial tetracycline compositions possessing anti-collagenolytic properties and methods of preparing and using same Tetracyclines having substantially no effective antibiotic or antibacterial activity and possessing anti-collagen-destructive enzyme activity or anti-collagenase activity and compositions containing the same have been found useful as anti-collagenolytic a... | 11/03/1987 |
| 4703958 | Fast connection with radially acting bolt The present invention relates to a fast connection with radially acting bolt-locking having a groove in the male element and a bolt in the female element that can receive an axial displacement and whose rear flank when locking engages in the groove of the... | 11/03/1987 |
| 4703889 | Space heating radiator A radiator comprising a plurality of longitudinally finned tubes formed from extruded aluminum and extending between upper and lower header pipes likewise of extruded aluminum. A water-tight joint is formed at the junction of each finned tube with the adj... | 11/03/1987 |
| 4704162 | Melting scrap metal and ingestion of solids in molten metal Solid scrap metal particles are ingested into molten metal by use of a linear induction motor which establishes a strong upstream in the molten metal adjacent one boundary wall to establish a standing wave at the surface and a corresponding downstream adj... | 11/03/1987 |
| 4700125 | Power supply switching circuit A power supply switching circuit for supplying a pair of power supply voltages different in level, such as programming voltage Vpp and reference voltage Vcc, selectively is provided. The circuit includes a plurality of P-channel and ... | 10/13/1987 |
| 4699604 | Reduction ratio controlling mechanism for a continuously variable automatic transmission of a vehicle A reduction ratio controlling mechanism provided within the hydraulic control system of a continuously variable automatic transmission of a vehicle including a V-belt type continuously variable transmission which comprises an input pulley and an output pu... | 10/13/1987 |
| 4696646 | Dental wedge and method of using same The subject invention is a device for use in composite resin dental restoration and a method for overcoming the difficulty of establishing sufficient separation to provide firm and properly located interproximal contact. This invention creates an easy, pr... | 09/29/1987 |
| 4696463 | Automatic original sheet feeding apparatus An automatic original sheet feeding apparatus for carrying original sheets mounted on an original sheet mounting table to a predetermined work position and then through an ejection roller to an original sheet receiver, successively, is disclosed, in which... | 09/29/1987 |
| 4696563 | Split scanning copier A multi-mode copying apparatus includes a contact glass on which an original is placed facing downward, a scanning unit for scanning along the contact glass, a photosensitive drum, imaging unit for forming a copy image on the drum, at least one cassette f... | 09/29/1987 |
| 4696255 | Developing apparatus In a developing apparatus for a copying machine in which a latent image on a latent image carrying member is developed by supplying a thin layer of a developer to the latent image carrying member, an electrically insulating layer having a number of electr... | 09/29/1987 |
| 4694827 | Inflatable gastric device for treating obesity and method of using the same A balloon insertable and inflatable in the stomach to deter ingestion of food and having, when inflated, a plurality of smooth-surfaced convex protrusions disposed to permit engagement of the stomach wall by the balloon only at spaced localities, for mini... | 09/22/1987 |
| 4695678 | Electronic device carrier An electronic device carrier structure includes at least one signal line which is connected to an electronic device, such as a one-chip operational amplifier, and at least a pair of guard lines extending substantially along the corresponding signal line e... | 09/22/1987 |
| 4695898 | Facsimile machine using cut sheets of paper A facsimile machine uses cut sheets ofrecording paper of a predetermined size. If data to be recorded requires a cut sheet of paper of a size larger than the cut sheets of paper of the predetermined size set in the facsimile machine for use, then upon com... | 09/22/1987 |
