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Class Information
Number: 307/85
Name: Electrical transmission or interconnection systems > Plural supply circuits or sources > Connecting or disconnecting
Description: Subject matter relating to connecting and disconnecting systems.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7619324 |
Power system with multiple generator sets |
Nov. 17, 2009 |
| 7612470 |
System for providing power over Ethernet through a patch panel |
Nov. 3, 2009 |
| 7589436 |
Data processing unit and DC backup power supply |
Sep. 15, 2009 |
| 7589438 |
Source phase sensitive transfer method and apparatus |
Sep. 15, 2009 |
| 7547991 |
Redundancy power for communication devices |
Jun. 16, 2009 |
| 7538452 |
Power-saving circuit and method thereof |
May. 26, 2009 |
| 7535129 |
Method and apparatus for transfer of a critical load from one source to a back up source using magnetically latched relays |
May. 19, 2009 |
| 7535123 |
Apparatus and method for selectively coupling system with a first power supply or a second power supply |
May. 19, 2009 |
| 7528504 |
Automatic power adapter |
May. 5, 2009 |
| 7525220 |
Multi-input power supply circuit, and method of switching power supplies of the same |
Apr. 28, 2009 |
| 7514819 |
Semiconductor switch assembly for pulse power apparatus |
Apr. 7, 2009 |
| 7504807 |
Switching regulator with voltage step up or pass in standby mode and with voltage step up/step down in normal operation mode |
Mar. 17, 2009 |
| 7492215 |
Power managing apparatus |
Feb. 17, 2009 |
| 7492061 |
Tapped interposer for connecting disk drive to chassis |
Feb. 17, 2009 |
| 7482711 |
Auxiliary power switching arrangement for PCI Express, PC's and similar applications |
Jan. 27, 2009 |
| 7456525 |
Multi-output power supply device for power sequencing |
Nov. 25, 2008 |
| 7449796 |
Power over ethernet controller suitable for multiple modes |
Nov. 11, 2008 |
| 7443053 |
Control circuit and method of electric output modes |
Oct. 28, 2008 |
| 7420296 |
Power supply circuit |
Sep. 2, 2008 |
| 7414330 |
Power switch device |
Aug. 19, 2008 |
| 7405496 |
Transfer circuit topology for redundant power generator regulators and inverting DC drives |
Jul. 29, 2008 |
| 7400067 |
Operation of a redundant power supply without isolation devices |
Jul. 15, 2008 |
| 7375442 |
Interface circuit for providing a computer logic circuit with first and second voltages and an associated method |
May. 20, 2008 |
| 7298059 |
System and method for operating a wind farm under high wind speed conditions |
Nov. 20, 2007 |
| 7286005 |
Supply voltage switching circuit |
Oct. 23, 2007 |
| 7274115 |
Method and apparatus for powering electronic circuits |
Sep. 25, 2007 |
| 7271504 |
Power-on reset semiconductor and method of controlling power supply voltage |
Sep. 18, 2007 |
| 7262520 |
Robust power distribution systems and methods |
Aug. 28, 2007 |
| 7254002 |
Reverse conduction protection method and apparatus for a dual power supply driver |
Aug. 7, 2007 |
| 7239045 |
Power distribution system and control system for same |
Jul. 3, 2007 |
| 7235898 |
Vehicle power distribution node with redundant power supply |
Jun. 26, 2007 |
| 7197429 |
Diagnosis system for household electric appliances |
Mar. 27, 2007 |
| 7166934 |
Package-based voltage control |
Jan. 23, 2007 |
| 7154195 |
Digital signal voting scheme |
Dec. 26, 2006 |
| 7155320 |
Distributed power delivery system |
Dec. 26, 2006 |
| 7141895 |
Circuit arrangement comprising a power supply unit |
Nov. 28, 2006 |
| 7129600 |
Control circuit with multiple power sources |
Oct. 31, 2006 |
| 7130169 |
Short circuit protection for a power isolation device and associated diode |
Oct. 31, 2006 |
| 7119398 |
Power-up and power-down circuit for system-on-a-chip integrated circuit |
Oct. 10, 2006 |
| 7116013 |
Electronic power source voltage regulator with UPS function |
Oct. 3, 2006 |
| 7078830 |
Connecting circuit and method for connecting a generator to the electricity grid making use thereof |
Jul. 18, 2006 |
| 7042117 |
Power supply circuit for actuator of an on-board travel control device |
May. 9, 2006 |
| 7023110 |
Apparatus and method utilizing an AC adaptor port for event triggering |
Apr. 4, 2006 |
| 7015599 |
Backup power management system and method of operating the same |
Mar. 21, 2006 |
| 7009313 |
Multi-compliance voltage generator in a multichannel current stimulator |
Mar. 7, 2006 |
| 6987333 |
Active circuit protection for switched power supply system |
Jan. 17, 2006 |
| 6909249 |
Switching constant-current power supply |
Jun. 21, 2005 |
| 6900556 |
Power load-leveling system and packet electrical storage |
May. 31, 2005 |
| 6897370 |
Power generation apparatus and its control method |
May. 24, 2005 |
| 6888267 |
Battery backed memory with low battery voltage trip, disconnect and lockout |
May. 3, 2005 |
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