21
Wen Hsuan Chang, James B O Dwyer, John R Peffer: Coating compositions based on polyol-containing film forming components and organic alcoholic reactive diluents. PPG, Charles R Wilson, August 10, 1982: US04343925 (75 worldwide citation)

Coating compositions capable of liquid application to substrates consist essentially of a curable film forming polyol-containing component and an organic reactive diluent. The reactive diluent is an organic compound containing a primary or secondary hydroxyl group and further characterized by having ...


22
Robert D Lee: Analog to digital converter and method of calibrating same. Motorola, Anthony J Sarli Jr, Joe E Barbee, Robert L King, August 10, 1982: US04344067 (74 worldwide citation)

A single slope analog to digital converter uses a DAC to trim the discharge current of a capacitor during calibration thereof. A method of calibrating the analog to digital converter is provided which iterates required steps to obtain a correct current setting within a short period of time. The anal ...


23
Ryoichi Sado: Key board switch unit with illumination. Shin Etsu Polymer, Hopgood Calimafde Kalil Blaustein & Judlowe, August 10, 1982: US04343975 (69 worldwide citation)

The invention provides a novel key board switch unit with illumination in the pushing areas, e.g. push buttons. Different from conventional ones, the pushing areas in the inventive unit are illuminated indirectly with the light emitted from a lamp positioned at a remote place not directly visible fr ...


24
Dale R Greve, Charles W Lehnert: Fire door. Georgia Pacific Corporation, Synnestvedt & Lechner, August 10, 1982: US04343127 (67 worldwide citation)

A fire door comprising a core and edge banding, the principal ingredients of the core being expanded perlite, gypsum and cement, and including, as minor ingredients, an organic binder, and having a density not greater than about 35 lbs./cu. ft. The banding comprises composite stiles and rails, each ...


25
Ferdinand Panik: Device for indication of operational and computed values. Daimler Benz Aktiengesellschaft, Craig and Antonelli, August 10, 1982: US04344136 (67 worldwide citation)

An on board vehicular data processing system samples vehicular operating parameters such as fuel level, distance travel, etc. The system calculates values of other parameters such as range and travel time. Under control of the position of the ignition key, which assumes positions representative of m ...


26
Oronzio de Nora: Novel electrolysis cell. Oronzio de Nora Impianti Elettrochimici S p A, Hammond & Littell Weissenberger and Muserlian, August 10, 1982: US04343690 (67 worldwide citation)

A cell is provided having an anode and cathode separated by an ion permeable membrane or diaphragm wherein an electrode layer is bonded to or otherwise embedded in on at least one and usually to both sides of the membrane. Polarity is imparted to a bonded or embedded electrode by pressing a crinkled ...


27
Robert V Mustacich, Donald S Lucas, Roger L Stone: Antimicrobial polymer compositions. The Procter & Gamble Company, Michael J Roth, Steven J Goldstein, Richard C Witte, August 10, 1982: US04343788 (67 worldwide citation)

The present invention relates to medical polymers and devices made therefrom, and is based on the discovery that certain carboxylate antimicrobial agents can be releasably incorporated into permeable polymers. The walls of medical devices such as catheters can be fashioned from such polymers. In use ...


28
Sargent S Eaton Jr, David R Wooten: High speed data transfer for a semiconductor memory. Inmos Corporation, Donald E Egan, James M Wetzel, August 10, 1982: US04344156 (65 worldwide citation)

A system is described for use in a semiconductor memory for rapidly transferring data between a plurality of successive memory locations and a data output buss. The system includes a plurality of data latches for storing data derived from successive locations in memory, and a corresponding plurality ...


29
Mitsuteru Kimura: Gas detector. Ricoh, Burgess Ryan and Wayne, August 10, 1982: US04343768 (64 worldwide citation)

A gas detector of the type using an electric heater in which a substrate consists of an upper film of electrically insulating substance having a resistance to heat and a lower film of substance different from the substance of the upper film, a recess is formed below or under the upper film by removi ...


30
Ronald S Hawke, Jonathan K Scudder, Kristian Aaland: Multiple stage railgun. The United States of America represented by the United States Department of Energy, L E Carnahan, Roger S Gaither, Richard G Besha, August 10, 1982: US04343223 (64 worldwide citation)

A multiple stage magnetic railgun accelerator (10) for accelerating a projectile (15) by movement of a plasma arc (13) along the rails (11,12). The railgun (10) is divided into a plurality of successive rail stages (10a-n) which are sequentially energized by separate energy sources (14a-n) as the pr ...