Circuit Breaker

PAT. NO. Title
951 5,587,570 Circuit breaker interlock unit to prevent single phasing
952 5,585,609 Circuit breaker with movable main contact multi-force-level biasing element
953 5,584,383 Operating mechanism for circuit breaker
954 5,581,433 Electronic circuit breaker
955 5,581,219 Circuit breaker
956 5,581,218 Circuit breaker
957 5,581,063 Arc-resistant shield for protecting a movable contact carrier of a circuit breaker
958 5,579,901 Current limiting circuit breaker
959 5,578,806 Compressed gas-blast circuit breaker
960 5,575,381 Interlock for high ampere-rated circuit breaker contact closing springs
961 5,571,255 Circuit breaker mechanism equipped with an energy storage device with a damping stop
962 5,569,894 Circuit breaker arc quenching device with venting structure including flapper valve
963 5,569,891 High performance circuit breaker with independent pole operation linkage and conical composite bushings
964 5,567,924 Circuit breaker with parallel resistor
965 5,567,923 Puffer circuit-breaker having a pneumatically-locked semi-moving piston
966 5,566,818 Movable contactor device in circuit breaker
967 5,565,828 Circuit breaker
968 5,565,827 Circuit breaker with current conducting blow open latch
969 5,561,579 Solid-state circuit breaker with fault current conduction
970 5,561,280 Compressed gas-blast circuit breaker
971 5,559,657 Earth fault circuit breaker
972 5,557,083 Vacuum circuit breaker and electric contact
973 5,557,082 Circuit breaker with common trip mechanism
974 5,552,755 Circuit breaker with auxiliary switch actuated by cascaded actuating members
975 5,548,261 Trip device for a circuit breaker
976 5,548,258 Circuit breaker with insulation device
977 5,546,060 Support plate for a circuit breaker
978 5,544,959 Removable keypad for an electronic circuit breaker
979 5,543,766 Operating device for a circuit breaker
980 5,543,595 Circuit breaker with a blocking mechanism and a blocking mechanism for a circuit breaker
981 5,541,569 Switch having a circuit breaker
982 5,539,606 Electronic circuit breaker
983 5,539,370 Inductive motor protective circuit breaker
984 5,539,365 Electrical protection apparatus with circuit breaker and effector
985 5,539,168 Power circuit breaker having a housing structure with accessory equipment for the power circuit breaker
986 5,539,167 Blade suspension assemlby for a circuit breaker
987 5,537,858 System for the nonintrusive monitoring of electrical circuit breaker vessel pressure
988 5,534,835 Circuit breaker with molded cam surfaces
989 5,534,833 Circuit breaker remote closing operator
990 5,534,782 Automatic reclosing circuit breaker using controllable feeder transducer
991 5,534,673 Electric high-voltage circuit breaker
992 5,532,660 Manual override mechanism for a remote controlled circuit breaker
993 5,530,216 Flexible connector for a circuit breaker
994 5,525,080 Circuit breaker terminal screw assembly
995 5,521,569 Hyper-rapid circuit breaker
996 5,521,344 Circuit breaker lock-out block
997 5,519,561 Circuit breaker using bimetal of thermal-magnetic trip to sense current
998 5,519,367 Circuit breaker logic switch system
999 5,517,381 Circuit breaker counter indicator
1000 5,517,164 Molded case circuit breaker having movable contact finger releasably locked to an operating mechanism
Circuit breaker interlock unit to prevent single phasing
Electrical equipment enclosure including transfer switch and load circuit breaker assembly
Lockout device for circuit breaker
Circuit breaker explosion stress absorber
Electric circuit breaker
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