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Class Information
Number: 335/20
Name: Electricity: magnetically operated switches, magnets, and electromagnets > Electromagnetically actuated switches > Automatic circuit-interrupting devices (e.g., circuit-protective devices) > Voltage responsive (under, over or no voltage)
Description: Subject matter wherein the structure includes means automatically responsive specifically to predetermined values, or some abnormal condition, of the voltage existing in the circuit to be controlled, such as, for example, over-voltage under-voltage or no voltage.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8116919 Circuit breaker configuration Feb. 14, 2012
7936239 Breaker interlock system and method May. 3, 2011
7830230 Handle arm and undervoltage release and circuit interrupter incorporating the same Nov. 9, 2010
7706927 Circuit breaker configuration Apr. 27, 2010
7616082 Electromagnetic relay Nov. 10, 2009
7538646 Relay with reduced leakage current May. 26, 2009
7369021 Undervoltage release and circuit breaker incorporating same May. 6, 2008
7232971 Circuit breaker Jun. 19, 2007
7038562 Simulation switch May. 2, 2006
7019606 Circuit breaker configured to be remotely operated Mar. 28, 2006
6888431 Remotely operated circuit breaker for emergency lighting circuits May. 3, 2005
6861930 Transfer switch including a circuit breaker housing Mar. 1, 2005
6812815 Remotely controllable circuit breaker including bypass magnet circuit Nov. 2, 2004
6801109 Transfer switch including a circuit breaker housing Oct. 5, 2004
6787937 Method of operating remote operated circuit breaker panel Sep. 7, 2004
6768402 Externally controllable circuit breaker Jul. 27, 2004
6724284 Circuit breaker Apr. 20, 2004
6570269 Method and apparatus for supplying power to a load circuit from alternate electric power sources May. 27, 2003
6531938 Remote operated circuit breaker module Mar. 11, 2003
6522227 Remote operated circuit breaker panel Feb. 18, 2003
6469601 Under-voltage tripping device with early-operation auxiliary switch for circuit breaker Oct. 22, 2002
6326871 Switchgear unit of a switching device and a coupled leading auxiliary switch Dec. 4, 2001
6313445 Control for an electrical kitchen appliance with power interruption off feature Nov. 6, 2001
6259339 Remotely controllable circuit breaker with combined visual indication of state and manual override Jul. 10, 2001
6060797 Solenoid operated remote resetting device with a protective activation circuit May. 9, 2000
5861784 Manual override mechanism for a remote controlled circuit breaker Jan. 19, 1999
5841616 Module for use with a miniature circuit breaker Nov. 24, 1998
5838219 Electrical circuit breaker with manual and remote actuators Nov. 17, 1998
5834997 Coupling member for securing a spring to a rotatable motor shaft Nov. 10, 1998
5834996 Electric switch having undervoltage tripping Nov. 10, 1998
5831500 Trip flag guide for a circuit breaker Nov. 3, 1998
5774031 Low-voltage power switch with relative auxiliary switch Jun. 30, 1998
5614878 Two pole remote controlled circuit breaker Mar. 25, 1997
5532660 Manual override mechanism for a remote controlled circuit breaker Jul. 2, 1996
5519367 Circuit breaker logic switch system May. 21, 1996
5493264 Protection apparatus formed by association of a circuit breaker in series with an effector Feb. 20, 1996
5418678 Manually set ground fault circuit interrupter May. 23, 1995
5381121 Remote controlled overload protective switch Jan. 10, 1995
5331301 Circuit breaker Jul. 19, 1994
5301083 Remote control residential circuit breaker Apr. 5, 1994
5294900 Switch assembly Mar. 15, 1994
5289148 Adaptable power switch module for circuit breaker panels Feb. 22, 1994
5250920 Remote controlled relay Oct. 5, 1993
5248951 Remote controlled relay Sep. 28, 1993
5200723 Remotely-controlled relay Apr. 6, 1993
5180051 Remote control circuit breaker Jan. 19, 1993
5181001 Remotely-controlled relay Jan. 19, 1993
5172294 Protection switch Dec. 15, 1992
5172086 Remotely controlled relay Dec. 15, 1992
5164693 Remotely controllable circuit breaker with improved arc drive structure Nov. 17, 1992

1 2 3










 
 
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