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Class Information
Number: 340/870.17
Name: Communications: electrical > Continuously variable indicating (e.g., telemetering) > Condition responsive > Temperature
Description: Subject matter wherein the condition is a predetermined degree of heat.










Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
5039009 Thermostat interface for a refrigeration system controller Aug. 13, 1991
5024534 Temperature sensor for use in a spark plug of an internal combustion engine Jun. 18, 1991
5006846 Power transmission line monitoring system Apr. 9, 1991
4986670 Temperature measurement device Jan. 22, 1991
4916643 System for remote sensing of a physical parameter Apr. 10, 1990
4904997 Belted electronic display clinical thermometer with alarm Feb. 27, 1990
4895454 Method of determining the temperature of a workpiece in a flexible manufacturing system Jan. 23, 1990
4886980 Transmission line sensor apparatus operable with near zero current line conditions Dec. 12, 1989
4882564 Remote temperature monitoring system Nov. 21, 1989
4875042 Multi channel temperature controller utilizing electronic multiplexer Oct. 17, 1989
4865044 Temperature-sensing system for cattle Sep. 12, 1989
4855671 Electrical power line and substation monitoring apparatus Aug. 8, 1989
4854328 Animal monitoring telltale and information system Aug. 8, 1989
4848923 Method and system to transmit signals being generated by a measuring sensor, and specifically a temperature sensor Jul. 18, 1989
4847780 Current measuring apparatus Jul. 11, 1989
4839645 Weather data transmitting system Jun. 13, 1989
4829779 Interface adapter for interfacing a remote controller with commercial refrigeration and environmental control systems May. 16, 1989
4827272 Overhead power line clamp and antenna May. 2, 1989
4823290 Method and apparatus for monitoring the operating environment of a computer system Apr. 18, 1989
4818994 Transmitter with internal serial bus Apr. 4, 1989
4806855 System for rating electric power transmission lines and equipment Feb. 21, 1989
4801937 Line mounted apparatus for remote measurement of power system or environmental parameters beyond line-of-site distanc Jan. 31, 1989
4799005 Electrical power line parameter measurement apparatus and systems, including compact, line-mounted modules Jan. 17, 1989
4783659 Analog transducer circuit with digital control Nov. 8, 1988
4777381 Electrical power line and substation monitoring apparatus and systems Oct. 11, 1988
4758962 Electrical power line and substation monitoring apparatus and systems Jul. 19, 1988
4751495 Analog pulsed heat trace monitor or the like Jun. 14, 1988
4747413 Infant temperature measuring apparatus and methods May. 31, 1988
4737786 Measurement circuit suppressing variations in a display using an electric measurement transmitter Apr. 12, 1988
4728887 System for rating electric power transmission lines and equipment Mar. 1, 1988
4727359 Analog fire sensor Feb. 23, 1988
4725819 Fire detection system Feb. 16, 1988
4723220 Apparatus for power measuring and calculating Fourier components of power line parameters Feb. 2, 1988
4716411 Thermoelectric thermometer of radio transmission type Dec. 29, 1987
4709339 Electrical power line parameter measurement apparatus and systems, including compact, line-mounted modules Nov. 24, 1987
4704609 General purpose sensor scanning apparatus Nov. 3, 1987
4703326 Method and apparatus for measuring pressures in a rotor of a turbomachine Oct. 27, 1987
4698756 Generator stator winding diagnostic system Oct. 6, 1987
4692750 Fire alarm system Sep. 8, 1987
4689621 Temperature responsive transmitter Aug. 25, 1987
4688039 Heat-insulated telemetry system for vacuum furnace Aug. 18, 1987
4667194 Monitoring system for use with elongate heater units May. 19, 1987
4658251 Heat seal monitoring devices for a container, which more particularly contains calogenic material Apr. 14, 1987
H240 Variable length and sensor spacing thermistor array Mar. 3, 1987
4642636 Method and apparatus for auto-calibration of signal conditioning electronics Feb. 10, 1987
4635055 Apparatus for measuring the temperature and other parameters of an electic power conductor Jan. 6, 1987
4631537 Method for temperature compensating a rod position indication system Dec. 23, 1986
4626662 Programmable multi-function feedback cooking apparatus Dec. 2, 1986
4608565 Indoor/outdoor thermometer with remote sensing unit Aug. 26, 1986
4602872 Temperature monitoring system for an electric generator Jul. 29, 1986

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