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Class Information
Number: 307/141
Name: Electrical transmission or interconnection systems > Switching systems > Switch actuation > With time delay or retardation means
Description: Subject matter having time delay or retarding means.










Sub-classes under this class:

Class Number Class Name Patents
307/141.4 Electrically initiated 178
307/141.8 Series connected switches 54


Patents under this class:
1 2 3 4 5 6 7 8

Patent Number Title Of Patent Date Issued
5202585 Electronic device including improved connection device Apr. 13, 1993
5194781 Control circuit Mar. 16, 1993
5191230 Circuit module fan assembly Mar. 2, 1993
5173653 Battery saver Dec. 22, 1992
5165107 Electronic delay timer and alarm system Nov. 17, 1992
5160853 Electronic timer switch with time tracker Nov. 3, 1992
5153410 Method and apparatus for heating the cylinder of a vehicle door lock utilizing timing means Oct. 6, 1992
5125492 Token operated television timer Jun. 30, 1992
5091677 Lighting control system for pinball games Feb. 25, 1992
5079438 Circuit module fan assembly Jan. 7, 1992
5057700 Light control circuit for camcorder Oct. 15, 1991
5051607 Switch time delay apparatus Sep. 24, 1991
4991049 Anti-short-cycle circuit Feb. 5, 1991
4991145 Infra-sonic detector and alarm with self adjusting reference Feb. 5, 1991
4967098 Controller for outdoor lighting systems Oct. 30, 1990
4941048 Decoder-operated television signal switch Jul. 10, 1990
4937702 Light intensity controller using a proximity sensor Jun. 26, 1990
4924109 Dim-down electric light time switch method and apparatus May. 8, 1990
4912376 Timed actuator for conventional wall switch Mar. 27, 1990
4904910 Automatic delay-controlling device Feb. 27, 1990
4902906 Security lighting system Feb. 20, 1990
4890265 Infra-sonic detector and alarm with self adjusting reference Dec. 26, 1989
4872460 Noncontact type tonometer Oct. 10, 1989
4870526 Automatic power turn-off apparatus for an electronic apparatus Sep. 26, 1989
4868412 Distributed control system Sep. 19, 1989
4866296 Circuit interrupt system Sep. 12, 1989
4857758 Cycle timer for household appliance Aug. 15, 1989
4857759 Alternating current outlet adapter Aug. 15, 1989
4853558 Programmable timer with skip cycle Aug. 1, 1989
4851708 Timeswitches Jul. 25, 1989
4841165 D. C. power controller Jun. 20, 1989
4835413 Electronic wall switch actuator May. 30, 1989
4829457 Overload protection circuit for solid state switch May. 9, 1989
4827149 Operation halting circuit May. 2, 1989
4825143 Digital meter automatic off power supply circuit Apr. 25, 1989
4809121 Circuit arrangement in motor vehicles Feb. 28, 1989
4803586 Voltage control module Feb. 7, 1989
4798971 Apparatus for controlling device start up and off/on running periods Jan. 17, 1989
4798970 Defrosting circuit switch unit for electronic range Jan. 17, 1989
4797568 Electronic switching system for controlling indoor and outdoor lights Jan. 10, 1989
4789792 Feeding of matching circuit Dec. 6, 1988
4783600 Automatic controller of the master gas switch Nov. 8, 1988
4777379 Power cycling apparatus Oct. 11, 1988
4777384 Source voltage triggered timer Oct. 11, 1988
4775801 Electronic timer Oct. 4, 1988
4774418 Method for setting a timer circuit and device in such a timer circuit Sep. 27, 1988
4769555 Multi-time delay power controller apparatus with time delay turn-on and turn-off Sep. 6, 1988
4766331 Timer switch with auxiliary actuator Aug. 23, 1988
4754162 Timer controlled multipole circuit breaker Jun. 28, 1988
4751399 Automatic lighting device Jun. 14, 1988

1 2 3 4 5 6 7 8










 
 
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