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Class Information
Number: 307/139
Name: Electrical transmission or interconnection systems > Switching systems > Switch actuation
Description: Subject matter having means for actuating the switch.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7622828 |
Loaded triac output system |
Nov. 24, 2009 |
| 7622829 |
Rotating electric motor for operating an electric component |
Nov. 24, 2009 |
| 7612471 |
Hybrid electrical switching device |
Nov. 3, 2009 |
| 7560833 |
Drive circuit having a transformer for a semiconductor switching element |
Jul. 14, 2009 |
| 7560834 |
Generator switch |
Jul. 14, 2009 |
| 7554218 |
Power converter having airplane power source detector |
Jun. 30, 2009 |
| 7550879 |
Erasing control circuit and method for erasing environment configuration memory in a computer system |
Jun. 23, 2009 |
| 7547994 |
Apparatus and method for managing power of mobile terminal |
Jun. 16, 2009 |
| 7545057 |
Relay circuitry and switching circuitry for power-over-network devices |
Jun. 9, 2009 |
| 7515975 |
Technique for switching between controllers |
Apr. 7, 2009 |
| 7511633 |
Extension cord capable of providing estimated power costs incurred by an electrical appliance plugged thereinto |
Mar. 31, 2009 |
| 7507977 |
System and method of ion beam control in response to a beam glitch |
Mar. 24, 2009 |
| 7508096 |
Switching circuit apparatus having a series conduction path for servicing a load and switching method |
Mar. 24, 2009 |
| RE40663 |
Digital battery |
Mar. 17, 2009 |
| 7498764 |
Control device for driving regulating motor |
Mar. 3, 2009 |
| 7498952 |
Remote control lighting control system |
Mar. 3, 2009 |
| 7492063 |
Method of using a single pole single throw switch to provide three operative states |
Feb. 17, 2009 |
| 7492065 |
Circuit for initiating conductive liquid droplet motion in a switch |
Feb. 17, 2009 |
| 7489053 |
Electronic switch system with continuous design |
Feb. 10, 2009 |
| 7466041 |
Wireless powerless switch sensor |
Dec. 16, 2008 |
| 7425781 |
Electric power switching apparatus providing reduced degree of noise interference with radio communication |
Sep. 16, 2008 |
| 7400239 |
Universal control apparatus and methods |
Jul. 15, 2008 |
| 7398336 |
Switching device for RS-232 serial port and USB serial port |
Jul. 8, 2008 |
| 7382066 |
Rotary switch with ratcheting feature |
Jun. 3, 2008 |
| 7378762 |
Electrical circuit for limiting switching-on current |
May. 27, 2008 |
| 7369921 |
Power distribution expert system |
May. 6, 2008 |
| 7317264 |
Method and apparatus to independently control contactors in a multiple contactor configuration |
Jan. 8, 2008 |
| 7312695 |
Apparatus and method for displaying operating characteristics on status indicators |
Dec. 25, 2007 |
| 7307360 |
Uninterruptible power supplies |
Dec. 11, 2007 |
| 7291940 |
Pressure sensitive switches including touch sensor structures |
Nov. 6, 2007 |
| RE39855 |
Power management strategy to support hot swapping of system blades during run time |
Sep. 25, 2007 |
| 7259950 |
Load-protection control circuit of power supply |
Aug. 21, 2007 |
| 7224087 |
Circuit for the control of a triac without galvanic isolation |
May. 29, 2007 |
| 7208852 |
Electronic tripping device for low-voltage circuit breakers |
Apr. 24, 2007 |
| 7183673 |
Passive inductive switch |
Feb. 27, 2007 |
| 7151331 |
Process and device for current switching with a fluid-driven liquid metal current switch |
Dec. 19, 2006 |
| 7142132 |
Methods and systems for multi-state switching using at least one ternary input and at least one discrete input |
Nov. 28, 2006 |
| 7135957 |
Universal garage door operating system and method |
Nov. 14, 2006 |
| 7119459 |
Intelligent switch for connecting power to a load |
Oct. 10, 2006 |
| 7109608 |
Advanced smooth transition switch |
Sep. 19, 2006 |
| 7106180 |
Directional acoustic alerting system |
Sep. 12, 2006 |
| 7096104 |
Control unit for a load |
Aug. 22, 2006 |
| 7088016 |
Electronic device starter and vehicle tire monitoring system |
Aug. 8, 2006 |
| 7084526 |
Intelligent electrical devices |
Aug. 1, 2006 |
| RE39144 |
Remote control door lock system |
Jun. 27, 2006 |
| 7030515 |
Individually biased transistor high frequency switch |
Apr. 18, 2006 |
| 7030516 |
Control apparatus |
Apr. 18, 2006 |
| 7026729 |
Exhaust fan timeout system |
Apr. 11, 2006 |
| 7005762 |
Electronic control systems and methods |
Feb. 28, 2006 |
| 6984900 |
Intelligent electrical switch |
Jan. 10, 2006 |
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