Inventor
GRUNERT KURT A
US37 patents
⚠️ This page may combine multiple inventors who share the name “GRUNERT KURT A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WESTINGHOUSE ELECTRIC CORP
33 patentsUS4660009AApr 21, 1987
Modular integral circuit interrupter
WESTINGHOUSE ELECTRIC CORP29 citations93
US5288958AFeb 22, 1994
Lockable remote rotary handle operator for circuit breakers
WESTINGHOUSE ELECTRIC CORP65 citations92
US5219070AJun 15, 1993
Lockable rotary handle operator for circuit breaker
WESTINGHOUSE ELECTRIC CORP91 citations92
US4990873AFeb 5, 1991
Reverse switching means for motor operator
WESTINGHOUSE ELECTRIC CORP35 citations92
US4719438AJan 12, 1988
Circuit breaker with fast trip unit
WESTINGHOUSE ELECTRIC CORP27 citations92
US4650940AMar 17, 1987
Circuit breaker with arc gas vent baffle
WESTINGHOUSE ELECTRIC CORP28 citations92
US4639564AJan 27, 1987
Circuit breaker with arc chamber vent
WESTINGHOUSE ELECTRIC CORP32 citations92
US5005104AApr 2, 1991
Clip-connected terminal conductor assembly
WESTINGHOUSE ELECTRIC CORP37 citations88
US4973805ANov 27, 1990
Arc runner, containment support assembly
WESTINGHOUSE ELECTRIC CORP24 citations88
US4973928ANov 27, 1990
Extender spring for increased magnetic trip settings
WESTINGHOUSE ELECTRIC CORP21 citations82
US4691180ASep 1, 1987
Circuit breaker with electrical disconnect means
WESTINGHOUSE ELECTRIC CORP20 citations82
US4963846AOct 16, 1990
Trip interlock design
WESTINGHOUSE ELECTRIC CORP20 citations81
US4553115ANov 12, 1985
Molded case circuit breaker with single solenoid operator for rectilinear handle movement
WESTINGHOUSE ELECTRIC CORP24 citations81
US4642726AFeb 10, 1987
Solenoid operator circuit for molded case circuit breaker
WESTINGHOUSE ELECTRIC CORP24 citations80
US5089797AFeb 18, 1992
Circuit breaker with dual function electromagnetic tripping mechanism
WESTINGHOUSE ELECTRIC CORP15 citations74
US4683451AJul 28, 1987
Circuit breaker with trip delay magnetic circuit
WESTINGHOUSE ELECTRIC CORP14 citations74
US4158827AJun 19, 1979
Current limiting contactor
WESTINGHOUSE ELECTRIC CORP8 citations74
US5268661ADec 7, 1993
Current throttle technique
WESTINGHOUSE ELECTRIC CORP13 citations73
US4933653AJun 12, 1990
Circuit breaker with low current magnetic trip
WESTINGHOUSE ELECTRIC CORP15 citations73
US4725800AFeb 16, 1988
Circuit breaker with magnetic shunt hold back circuit
WESTINGHOUSE ELECTRIC CORP13 citations73
US4697163ASep 29, 1987
Circuit breaker with impact trip delay
WESTINGHOUSE ELECTRIC CORP19 citations73
US4554421ANov 19, 1985
Molded case circuit breaker with handle lock
WESTINGHOUSE ELECTRIC CORP18 citations73
US4307361ADec 22, 1981
Electric control apparatus with an electromechanical latch device
WESTINGHOUSE ELECTRIC CORP15 citations73
US4265681AMay 5, 1981
Method of producing low loss pressed magnetic cores from microlaminations
WESTINGHOUSE ELECTRIC CORP13 citations73
US5193043AMar 9, 1993
Phase sensitivity
WESTINGHOUSE ELECTRIC CORP10 citations72
US4713639ADec 15, 1987
Circuit breaker with push-to-trip button and trip bar
WESTINGHOUSE ELECTRIC CORP18 citations71
US4206436AJun 3, 1980
Electrical apparatus encapsulated with resin coated filler
WESTINGHOUSE ELECTRIC CORP8 citations71
US4377796AMar 22, 1983
Electric control device
WESTINGHOUSE ELECTRIC CORP7 citations70
US4309683AJan 5, 1982
Electric control device
WESTINGHOUSE ELECTRIC CORP7 citations70
US4099151AJul 4, 1978
Electromagnetic contactor
WESTINGHOUSE ELECTRIC CORP3 citations62
US5119054AJun 2, 1992
"E" frame pancake design
WESTINGHOUSE ELECTRIC CORP5 citations61
US4288669ASep 8, 1981
Electric control device
WESTINGHOUSE ELECTRIC CORP5 citations51
US4302650ANov 24, 1981
Circuit interrupter with optical indicator
WESTINGHOUSE ELECTRIC CORP0 citations50
EATON CORP
3 patentsUS5541561AJul 30, 1996
Integral electrical circuit controller
EATON CORP42 citations93
US6061217AMay 9, 2000
Electrical switching apparatus employing twice-energized trip actuator
EATON CORP28 citations91
US5428329AJun 27, 1995
Springclip means for a latchable operating mechanism on a circuit breaker
EATON CORP4 citations63