Circuit Breaker

PAT. NO. Title
601 6,086,388 Auxiliary switch system for use with removable circuit breaker
602 6,084,756 Apparatus for testing protection of an electric power distribution circuit by an arc fault circuit breaker
603 6,084,489 Circuit breaker rotary contact assembly locking system
604 6,084,191 Circuit breaker
605 6,080,952 Electrode arrangement of vacuum circuit breaker with magnetic member for longitudinal magnetization
606 6,078,485 Medium- and high-voltage gas-insulated circuit breaker with arc quenching means
607 6,078,017 Adapter plate assembly for mounting a stored energy circuit breaker operator assembly
608 6,075,436 Circuit breaker assembly
609 6,075,215 Light pipe indicator assembly for a stored energy circuit breaker operator assembly
610 6,072,137 Pinion gear carrier assembly for a stored energy circuit breaker operator assembly
611 6,069,544 Circuit breaker operating mechanism having a collapsible contact arm linkage assembly
612 6,069,437 Thermal deformation member for electron tube and color picture tube using thereof, and thermal deformation member for electric current control and circuit breaker and using thereof
613 6,069,328 Circuit breaker mechanical interlock
614 6,066,820 Spring drive mechanism for switchgear, in particular a circuit breaker
615 6,066,817 Socket-type circuit breaker mounting system
616 6,064,025 Control means for electrical equipment, E.G. for a high-voltage circuit-breaker
617 6,064,018 Molded case circuit breaker molded pole assembly
618 6,062,914 Circuit breaker plug in bracket and auxiliary/alarm switch connector for use therewith
619 6,059,577 Contact parts for truck circuit breaker
620 6,058,353 System and method for providing backup protection for circuit breaker failure
621 6,058,001 Circuit breaker system for three-phase, four-wire, delta-connected electric panels
622 6,057,997 Circuit breaker responsive to repeated in-rush currents produced by a sputtering arc fault
623 6,054,931 Self-identifying circuit breaker
624 6,054,912 Trip device of circuit breaker
625 6,054,661 Circuit breaker bell alarm accessory with lockout function
626 6,052,046 Miniaturized double pole circuit breaker with arc fault and ground fault protection
627 6,050,298 Safety circuit breaker for pressurized-fluid handling installation
628 6,049,051 Low-voltage circuit breaker
629 6,049,050 Medium or high voltage circuit breaker including a transmission belt looped around two wheels
630 6,048,216 Vacuum circuit breaker as well as vacuum valve and electric contact used in same
631 6,040,970 Interrupter unit of a high-voltage power circuit breaker
632 6,040,747 Overcurrent circuit breaker
633 6,037,555 Rotary contact circuit breaker venting arrangement including current transformer
634 6,036,542 Saddle assembly for a circuit breaker
635 6,034,859 Power circuit-breaker with current transformers and data storage device
636 6,034,858 Current transformer, trip device and circuit breaker comprising such a transformer
637 6,034,586 Parallel contact circuit breaker
638 6,034,581 Remote controlled circuit breaker
639 6,034,341 Circuit breaker
640 6,031,438 Mid trip stop for circuit breaker
641 6,031,195 Latching mechanism for an electrical overload protection switch, in particular for a motor-protection circuit breaker
642 6,031,193 Circuit breaker switch interlock
643 6,031,192 Drawout circuit breaker with disconnect position interlock mechanism
644 6,030,114 Method for thermally calibrating circuit breaker trip mechanism and associated trip mechanism
645 6,026,423 Fractional precision integer square root processor and method for use with electronic circuit breaker systems
646 6,024,611 Circuit breaker withdetachable contacts
647 6,023,035 Electric circuit breaker with means for adjusting the contacts
648 6,020,802 Circuit breaker including two magnetic coils and a positive temperature coefficient resistivity element
649 6,020,567 Operation apparatus of circuit breaker
650 6,019,647 Circuit breaker line and load terminal
Circuit breaker trip unit and method for real-time fault indication
Circuit breaker with current level indicator
Thermal sensing bi-metal trip actuator for a circuit breaker
Circuit breaker with grid support mounted over stationary contactor
Electrode for vacuum circuit breaker
Vacuum-type circuit breaker with connection terminals
Circuit breaker interlock unit to prevent single phasing
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