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| Number | Title | Issue Date |
| 4349173 | Tilt device for use with cathode ray tube display units An infinitely variable tilting support mechanism is disclosed for use with a cathode ray tube display unit which enables a particular operator to position the display unit for minimum reflective glare on the face thereof. The display unit is pivotally til... | 09/14/1982 |
| 4344612 | Sheet feeder support assembly A sheet feeder support assembly is disclosed which is utilized to hold a sheet feeder in a raised position from its normal resting position on the printer without the requirement of any actual modifications to either the sheet feeder or the printer.... | 08/17/1982 |
| 4319254 | Constant head, magnetic actuated ink jet cartridge for use in an electrostatic ink jet printer A constant head magnetic actuated ink jet cartridge is disclosed wherein a magnetically actuated piston is utilized to raise ink over a fixed height controlling wall and thereby maintain the ink at a constant head in the area of the ink jet nozzle.... | 03/09/1982 |
| 4284269 | Document feeder for document-handling machine The disclosure is of apparatus for supporting a stack of documents and feeding the documents, one at a time, from the bottom of the stack to an operating position in a document processing machine.... | 08/18/1981 |
| 4258373 | Electrostatic recording apparatus and method The disclosure is of electrostatic recording apparatus including a plurality of groups of printing electrodes on one side of a sheet of printing paper and a plurality of base or counter electrodes on the other side of the paper. Corresponding electrodes i... | 03/24/1981 |
| 4253139 | Power conversion and regulation system A DC or AC power conversion and regulation system in which DC or rectified AC is applied to a voltage controlled oscillator (VCO). The output of the VCO is applied to a frequency sensitive filter whose frequency response is such that for a fixed input vol... | 02/24/1981 |
| 4249196 | Integrated circuit module with integral capacitor The disclosure is of an integrated circuit assembly comprising a base which carries an integrated circuit chip and a cover which protects the chip. The cover has embedded therein a capacitor which has its two leads connected to, or in contact with, two le... | 02/03/1981 |
| 4236154 | Selectable phase driver for dot matrix display panel The disclosure is of a display panel which includes an array of scanning cells having scan anodes and scan cathodes, the anodes being connected to a source of electrical potential, and the scan cathodes being connected in groups, each group being connecte... | 11/25/1980 |
| 4230967 | Cathode ray tube with touch-sensitive display panel The disclosure is of a cathode ray tube having a face plate for displaying information and carrying an electrode assembly which is curved to adhere smoothly to the face plate. The electrode assembly includes a shield against radio frequency interference a... | 10/28/1980 |
| 4227801 | Document receiver in a document processing machine The machine, which may be a facsimile machine, stands on the floor and includes a roll of paper which runs over a stylus assembly, by means of which a pattern of electrostatic charges are formed on the paper, after which the paper is cut and fed downwardl... | 10/14/1980 |
| 4220809 | Protective mechanism for electronic apparatus The disclosure is of electronic apparatus having a keyslot in its housing, by which it is coupled to a mounting screw. To protect the electronic circuitry inside the housing, the keyslot is covered internally by a layer of insulating paper and a thin meta... | 09/02/1980 |
| 4220978 | Electro-optical document reader The disclosure is of apparatus including a duct-like light guide having an inlet end and an outlet end, light source means at the inlet end, a document at the outlet end, an optical reading system for receiving light reflected from the document, and elect... | 09/02/1980 |
| 4211493 | Impact printing apparatus The disclosure is of an impact printer assembly for use in facsimile machines or the like comprising a housing which contains a plurality of parallel slidable plates, each of which carries an electrical winding in the form of a coil. Each plate and its co... | 07/08/1980 |
| 4205418 | Method of making a curved electrode plate The disclosure is of a cathode ray tube having a face plate for displaying information and carrying an electrode assembly which is curved to couple intimately to the face plate. The electrode assembly includes a shield against radio frequency interference... | 06/03/1980 |
| 4198024 | Printed circuit card holder A unitary retention arm or holder for use with a printed circuit card or board. The holder comprises an elongated L-shaped arm of generally rectangular cross section, being wider at its base than at its L-shaped opposite end. The L-shaped end has a narrow... | 04/15/1980 |
| 4197797 | Modular high speed printing system A modular high speed printing system for printing alphabetic and numerical information upon individual items or documents fed individually or in series through the modules. A feeder module performs accounting functions as to the number of documents proces... | 04/15/1980 |
| 4193113 | Keyboard interrupt method and apparatus A method for interrupting the execution of a keyboard macroinstruction by a central processor to permit execution of non-keyboard macroinstructions when no external data is present in the central processor keyboard buffer. Auxiliary registers are provided... | 03/11/1980 |
| 4188085 | High density solder tail connector assembly for leadless integrated circuit packages A high density solder tail connector assembly for leadless integrated circuit packages. The plastic connector package includes upper and lower header portions each having a plurality of mating terminal reception channels formed therein. The upper header p... | 02/12/1980 |
| 4186392 | Touch panel and operating system The disclosure is of a display device having a face plate for displaying information and carrying an electrode assembly which is coupled to the face plate of the display device. The electrode assembly includes an insulating support sheet having an inner s... | 01/29/1980 |
| 4181972 | Means and methods for automatic hyphenating words Automatic means and methods for hyphenating words suitable for use with digitally controlled printing apparatus wherein the consonant-vowel pattern of a predetermined selected portion of a word is converted to binary digital values and compared to a compa... | 01/01/1980 |
| 4181935 | Data processor with improved microprogramming Improved means and methods are described for providing microprogramming in a microprogrammed data processor. A separate, relatively fast access Read/Write microinstruction memory is provided which operates as an index-associative cache memory with respect... | 01/01/1980 |
| 4180840 | Cleaning disk assembly for oppositely-oriented, dual-component magnetic transducers Various flexible disk information storage systems use a dual-component access arm which includes both a magnetic transducer and a pressure pad. The transducer rides on one side of the disk while the pressure pad is applied to the opposite side of the disk... | 12/25/1979 |
| 4179737 | Means and methods for providing greater speed and flexibility of microinstruction sequencing Improved means and methods for providing highly flexible microinstruction sequencing in a microprogrammed digital data processing system particularly with regard to the handling of specialized types of sequencing situations such as are involved in wait-lo... | 12/18/1979 |
| 4177512 | Soft input/output auto poll system A system for automatically polling peripherals associated with a computer system employing a program controlled interrupt mechanism wherein a number of programmatically established descriptors control input/output operations. Two such descriptors, one dic... | 12/04/1979 |
| 4176895 | High density double contacting connector assembly for leadless integrated circuit packages A high density double contacting connector assembly for leadless integrated circuit packages. The plastic connector package includes upper and lower header portions each having a plurality of mating terminal reception channels formed therein. The upper he... | 12/04/1979 |
| 4174537 | Time-shared, multi-phase memory accessing system having automatically updatable error logging means Automatically updatable error logging means incorporated in a multi-phase, bit addressable, variable field memory system. The memory system is partitioned into a plurality of individually addressable memory stacks and employs time-shared accessing of the ... | 11/13/1979 |
| 4166402 | Indexing rotary actuator with energy storage and linkage locking means An indexing rotary actuator for applying the torque of a rotatable pivot arm to rotate a member between plural index positions. The forward stroke of the pivot arm drives a slider crank linkage through a four bar linkage to unlock the rotatable member and... | 09/04/1979 |
| 4165531 | Data generator for disc file addresses A computer is programmed to generate addresses for recordation in the address track of a rotating disc file memory at predetermined intervals of space. Clock pulses are generated synchronized with the rotation of the disc. The clock pulses are applied to ... | 08/21/1979 |
| 4163995 | Apparatus and method for detecting non-alignment of a magnetic head with respect to a recording track on a record medium A test pattern is recorded on the record medium by applying a pulse of direct current to a pattern generating meander line which is stationary with respect to the record medium. The record medium is then moved relative to the magnetic head to generate an ... | 08/07/1979 |
| 4162482 | Pre-processing and feature extraction system for character recognition Character recognition apparatus and a method for identifying machine-printed and hand-printed characters. A character is optically scanned and converted to a rectangular matrix representation containing black and white points. The matrixed character is pr... | 07/24/1979 |
| 4162164 | Cyanine dye based high saturation sympathetic ink having time delayed disappearance Disclosed is an ink that is intensely colored in solution with the vehicle of the ink. The ink "disappears" or becomes invisible to the naked eye after a period of time has elapsed from the application of the ink to a record document. The ink being utiliz... | 07/24/1979 |
| 4161779 | Dynamic priority system for controlling the access of stations to a shared device A system for interfacing a plurality of stations with a shared device by granting access to the device in the order of requests from the stations. The system elements are serially interconnected for bidirectional communication between the stations and the... | 07/17/1979 |
| 4157783 | Item responsive print inhibiting apparatus In a modular high speed document printing system an apparatus within each printing module for inhibiting printing on a document passing therethrough when a valid print inhibiting code is sensed on the document. The apparatus employs a document lead edge s... | 06/12/1979 |
| 4157909 | Apparatus for forming mercury-filled capillary tubes The disclosure is of apparatus including two pairs of metal gripping blocks held together by a spring and mounted adjacent to wedge blocks carrying wedges for opening each pair. An operating plate is provided which drives the apparatus to cause the wedge ... | 06/12/1979 |
| 4157488 | Apparatus and method for controlling a tape drive to maintain a substantially constant linear tape velocity A tape drive including a drive motor; a take-up reel driven thereby; and a motor speed control system controlling the angular velocity of the drive motor for maintaining a substantially constant linear velocity of the tape as it is wound on the take-up re... | 06/05/1979 |
| 4156903 | Data driven digital data processor A character-serial electronic digital computer utilizing a four character vocabulary, each character being represented by two binary bits, is structured to process character-serial data arriving at the computer in a manner specified and initiated by the a... | 05/29/1979 |
| 4156657 | Ball point pen, ink and its eradicator system Disclosed is a ball point ink pen, its ink and its eradicator. The ink is carried at one end of the pen and the eradicator portion is carried at the other. If an error is made, the pen can be reversed and the eradicator used to neutralize the ink. The ink... | 05/29/1979 |
| 4156909 | Structured data files in a data driven digital data processor A character-serial electronic digital computer utilizing four character vocabulary, each character being represented by two binary bits, is structured to process character-serial data arriving at the computer in a manner specified and initiated by the arr... | 05/29/1979 |
| 4156910 | Nested data structures in a data driven digital data processor A character-serial electronic digital computer utilizing a four character vocabulary, each character being represented by two binary bits, is structured to process character-serial data arriving at the computer in a manner specified and initiated by the a... | 05/29/1979 |
| 4156908 | Cursive mechanism in a data driven digital data processor A character-serial electronic digital computer utilizing a four character vocabulary, each character being represented by two binary bits, is structured to process character-serial data arriving at the computer in a manner specified and initiated by the a... | 05/29/1979 |
