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Class Information
Number: 307/141.4
Name: Electrical transmission or interconnection systems > Switching systems > Switch actuation > With time delay or retardation means > Electrically initiated
Description: Subject matter having an electromagnetic operator which, when energized, mechanically initiates operation of the time delay means.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7610119 |
Safety controller and system using same |
Oct. 27, 2009 |
| 7579565 |
Mechanical timer switch assembly |
Aug. 25, 2009 |
| 7535131 |
Smart switch |
May. 19, 2009 |
| 7507977 |
System and method of ion beam control in response to a beam glitch |
Mar. 24, 2009 |
| 7441727 |
Highway-rail grade crossing controller with out of service mode |
Oct. 28, 2008 |
| 7391133 |
Hybrid switch |
Jun. 24, 2008 |
| 7231262 |
Apparatus for monitoring and controlling use of equipment |
Jun. 12, 2007 |
| 7183672 |
MOSFET based, high voltage, electronic relays for AC power switching and inductive loads |
Feb. 27, 2007 |
| 6750568 |
Remote controlled auxiliary lock |
Jun. 15, 2004 |
| 6688329 |
Water feeder controller for boiler |
Feb. 10, 2004 |
| 6670727 |
Timed switch |
Dec. 30, 2003 |
| 6650030 |
Electrical device having a power supply unit, a transformer power supply unit and a control card for an electrical device |
Nov. 18, 2003 |
| 6548996 |
Optimized on/off control circuit |
Apr. 15, 2003 |
| 6533451 |
Underwater electromechanical timer |
Mar. 18, 2003 |
| 6519208 |
Locking timer and outlet cover |
Feb. 11, 2003 |
| 6483780 |
Security system using modular timers |
Nov. 19, 2002 |
| 6388854 |
Load balancing and distributing switch-on control for a circuit breaker, an appliance, a device, or an apparatus |
May. 14, 2002 |
| 6307812 |
Security system using modular timers |
Oct. 23, 2001 |
| 6268775 |
Dual capacitor oscillator circuit |
Jul. 31, 2001 |
| 6167000 |
Multiple timer display |
Dec. 26, 2000 |
| 6040640 |
Direct voltage back-up system at a power supply outlet |
Mar. 21, 2000 |
| 6034449 |
Load drive circuit |
Mar. 7, 2000 |
| 6028372 |
Daily start operation for remote vehicle starters |
Feb. 22, 2000 |
| 6025655 |
Control system, particularly for a motor vehicle |
Feb. 15, 2000 |
| 6020659 |
Ramping electronic switch system |
Feb. 1, 2000 |
| 6011329 |
Electrical circuit cycling controller |
Jan. 4, 2000 |
| 5986361 |
Automated electronically controlled microsprayer |
Nov. 16, 1999 |
| 5959940 |
Controller timer |
Sep. 28, 1999 |
| 5955796 |
Programmable wall switch actuator/timer |
Sep. 21, 1999 |
| 5949148 |
D.C. power distribution and fuse panel unit |
Sep. 7, 1999 |
| 5942816 |
Precautionary timer for kitchen range surface elements |
Aug. 24, 1999 |
| 5912428 |
Electronic circuitry for timing and delay circuits |
Jun. 15, 1999 |
| 5909064 |
Time delay relay circuit |
Jun. 1, 1999 |
| 5874790 |
Method and apparatus for a plurality of modules to independently read a single sensor |
Feb. 23, 1999 |
| 5831345 |
Priority relay circuit with timer |
Nov. 3, 1998 |
| 5786644 |
Two wire PIR occupancy sensor utilizing a rechargeable energy storage device |
Jul. 28, 1998 |
| 5771207 |
Time switch |
Jun. 23, 1998 |
| 5763961 |
Electronic switching device |
Jun. 9, 1998 |
| 5760493 |
Dishwasher and control therefor |
Jun. 2, 1998 |
| 5753983 |
Multi-function control switch for electrically operating devices |
May. 19, 1998 |
| 5729167 |
Low power consumption switch interface circuit |
Mar. 17, 1998 |
| 5687139 |
Electrical load optimization device |
Nov. 11, 1997 |
| 5675191 |
Transmission brake disengagement apparatus for improving the starting consistency of a drag race car |
Oct. 7, 1997 |
| 5652468 |
Cross-over compensation circuit |
Jul. 29, 1997 |
| 5650673 |
Timer device for a power source |
Jul. 22, 1997 |
| 5646455 |
Timer controlled heating and cooling apparatus for an automobile |
Jul. 8, 1997 |
| 5642001 |
Overdrive circuit |
Jun. 24, 1997 |
| 5637927 |
Device for switching control of vehicle accessories between vehicle control stations |
Jun. 10, 1997 |
| 5627417 |
Compressor minimum off-time switch for series connection with delay-on-break feature |
May. 6, 1997 |
| 5623172 |
Two wire PIR occupancy sensor utilizing a rechargeable energy storage device |
Apr. 22, 1997 |
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