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Class Information
Number: 200/43.22
Name: Electricity: circuit makers and breakers > Switch activation inhibitor (e.g., unauthorized/inadvertent use prevention) > Locked cover prevents access to actuator
Description: Devices including means to enclose and lock the switch assembly.










Patents under this class:

Patent Number Title Of Patent Date Issued
8519283 Cover assembly with electrical switching apparatus Aug. 27, 2013
8376574 Multi-spectrum lighting device having a plurality of illumination modes Feb. 19, 2013
7681421 Electrical panel lockout Mar. 23, 2010
7348504 Mountable lockout device Mar. 25, 2008
7084361 High voltage interlock switch Aug. 1, 2006
6963037 Lockout box for a pendant Nov. 8, 2005
6940028 Switch deactivation device Sep. 6, 2005
6930262 Safety switch box for saw machine Aug. 16, 2005
6881910 Security device for electrical cords Apr. 19, 2005
6680445 Limited space circuit breaker mechanical interlock apparatus Jan. 20, 2004
6534735 Cover assembly for a transfer switch Mar. 18, 2003
6239966 Two-part lockable housing May. 29, 2001
6111486 Trip unit settings lock out assembly Aug. 29, 2000
5949039 Service door interlock Sep. 7, 1999
5936214 Apparatus for restricting operation of push buttons on electric switching apparatus Aug. 10, 1999
5889855 Telephone line access box enclosure Mar. 30, 1999
5868242 Toggle switch lockout device Feb. 9, 1999
5775481 Lockoff device and method for positively indicating the state of a distribution device Jul. 7, 1998
5775456 Emergency driver system Jul. 7, 1998
5772007 Electric circuit lock-out safety device Jun. 30, 1998
5731763 Video/TV access controller Mar. 24, 1998
5723833 On-off switch within a lockable housing Mar. 3, 1998
5669484 Protective cover for the mini-slide knob of dimmers with mini-slide knobs Sep. 23, 1997
5558209 Lockout for conventional wall-type toggle or rocker electrical switch assemblies Sep. 24, 1996
5555752 Lock protection system Sep. 17, 1996
5500495 Circuit breaker lockout device for attachment to solid switch stem Mar. 19, 1996
5488208 Multiple electrical outlet box with locking cover and power interrupt switch Jan. 30, 1996
5486664 Seal for cord passageway of power pod Jan. 23, 1996
5473129 Environmental electric switch enclosure with viewing window Dec. 5, 1995
5468925 Enclosure for an electrical switch Nov. 21, 1995
5434378 Multi-position switch with switch actuator movement inhibitor assembly Jul. 18, 1995
5434368 Apparatus for controlling use of electrically powered equipment Jul. 18, 1995
5337215 Pivoting battery compartment and door Aug. 9, 1994
5270503 Electric circuit lock-out safety device Dec. 14, 1993
5260528 Lock out for wall switching means Nov. 9, 1993
5161679 Electrical trigger switch with safety features Nov. 10, 1992
5157577 Sealed electrical switchgear cabinet Oct. 20, 1992
5077452 Doorbell block Dec. 31, 1991
5047599 Locking housing for a switch Sep. 10, 1991
4982310 Switchgear enclosure with improved electronic control access door and lock Jan. 1, 1991
4978816 Circuit breaker handle interlock arrangement Dec. 18, 1990
4835657 Explosion-proof electrical unit May. 30, 1989
4647735 Electrical security device Mar. 3, 1987
4638129 Control switch cover Jan. 20, 1987
4623765 Computer power switch lockout apparatus Nov. 18, 1986
4607900 Telephone jack security devices Aug. 26, 1986
4074550 Vehicle ignition switch lock device Feb. 21, 1978
4020662 Shackle for securing vehicle steering column ignition lock against burglary May. 3, 1977











 
 
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