Circuit Breaker

PAT. NO. Title
1951 4,616,198 Contact arrangement for a current limiting circuit breaker
1952 4,616,156 Tri-model type circuit breaker and rapid-start fluorescent lamp
1953 4,616,117 Double pole circuit breaker
1954 4,612,528 Single or multiple pole overload protective circuit breaker having an integrated signal contact point
1955 4,612,523 Circuit breaker mechanism
1956 4,612,428 Compressed gas circuit breaker able to be assembled and disassembled without a significant loss of gas
1957 4,612,426 Arc chute assembly for circuit breaker
1958 4,612,424 Door mounted circuit breaker operating apparatus
1959 4,611,620 Hydraulic circuit breaker
1960 4,611,189 Underoil primary circuit breaker
1961 4,611,188 Circuit breaker
1962 4,611,187 Circuit breaker contact arm latch mechanism for eliminating contact bounce
1963 4,611,174 Device for generating an AC ramp for checking the tripping current of a circuit-breaker
1964 4,611,106 Circuit breaker contact structure
1965 4,609,898 Molded case circuit breaker having a thermoplastic cover
1966 4,608,545 Movable contact arm assembly for a current limiting circuit breaker
1967 4,604,596 Remotely controllable circuit breaker
1968 4,604,508 Electric circuit breaker of the type using an arc quenching fluid with pressure self-generating due to the breakdown of the fluid
1969 4,604,507 Miniature circuit breaker with improved insulation level
1970 4,603,376 Terminal assembly for circuit breaker and similar apparatus
1971 4,603,366 High-speed voltage-sensitive circuit breaker
1972 4,603,313 Circuit breaker with replaceable rating plug interlock and push to trip button
1973 4,603,312 Circuit breaker with adjustable trip unit
1974 4,600,908 Circuit breaker
1975 4,600,861 Fluorescent lamp circuit breaker
1976 4,598,263 Magnetically operated circuit breaker
1977 4,598,187 Current limiting circuit breaker
1978 4,598,186 Vent arrangement for high amperage molded case circuit breaker
1979 4,598,183 Trip indicating circuit breaker operating handle
1980 4,596,910 High-voltage circuit breaker
1981 4,596,310 Driving apparatus for an energy accumulator of a circuit breaker
1982 4,595,896 Molded case circuit breaker having a reinforced housing
1983 4,595,895 Circuit breaker
1984 4,594,567 Circuit breaker contact arm assembly having a magnetic carrier
1985 4,594,491 Molded case circuit breaker with a trip mechanism having an intermediate latch lever
1986 4,591,675 Emergency vehicle battery circuit breaker
1987 4,588,878 Molded case circuit breaker with reduced contact mounts
1988 4,587,391 Snap in panel mounted circuit breaker
1989 4,587,390 Vacuum circuit breaker
1990 4,585,912 Circuit breaker, particularly line-protective circuit breaker
1991 4,584,545 Single section circuit breaker having a metering shunt
1992 4,583,065 Electric connection of braids on a circuit breaker terminal
1993 4,581,511 Molded case circuit breaker with an improved internal venting system
1994 4,581,510 Drive for a high-tension circuit breaker
1995 4,581,504 Circuit breaker cable and battery post switch
1996 4,581,502 Circuit breaker locking device and method, and lock forming tool
1997 4,580,021 Circuit breaker
1998 4,578,730 High-voltage DC circuit breaker apparatus
1999 4,577,074 High voltage gas-blast circuit breaker
2000 4,577,073 Electrical circuit breaker with arc extinguishing compressed fluid
Dead tank type gas circuit breaker
Multi-phase circuit breaker with interphase barrier retention
Contact material for vacuum circuit breaker
Circuit breaker contact arm with variable force pivot
Contact arrangement for a current limiting circuit breaker
Spiral arc circuit breaker
Molded case circuit breaker with movable upper electrical contact positioned by tension springs
Interlock arrangement for circuit breaker compartments
Circuit breaker control device
Time-delay current sensing circuit breaker relay
Power circuit breaker with opening and closing mechanisms
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