Circuit Breaker

PAT. NO. Title
801 5,834,724 Circuit breaker with grid support mounted over stationary contactor
802 5,831,509 Circuit breaker with sense bar to sense current from voltage drop across bimetal
803 5,831,501 Adjustable trip unit and circuit breaker incorporating same
804 5,831,500 Trip flag guide for a circuit breaker
805 5,831,499 Selective trip unit for a multipole circuit breaker
806 5,831,498 Molded case circuit breaker with adapter for use with ring lug terminations
807 5,831,186 Electrical contact for use in a circuit breaker and a method of manufacturing thereof
809 5,828,540 Method of protecting against failure of a circuit breaker
810 5,828,026 Stock giving off arc-extinguishing gas, and gas-blast circuit breaker comprising such a stock
811 5,825,643 Programming device for a circuit breaker
812 5,823,323 Circuit breaker contact position indicating unit
813 5,821,839 Improved calibration means for a circuit breaker
814 5,821,495 Gas circuit breaker
815 5,821,487 Lock out mechanism for circuit breaker handle operator
816 5,821,485 Circuit breaker electronic trip unit with adjustable settings
817 5,818,671 Circuit breaker with arcing fault detection module
818 5,817,999 Circuit breaker operating handle locking device
819 5,817,998 Circuit breaker with handle locking device
820 5,815,363 Circuit breaker
821 5,815,352 Arc fault detector with limiting of sensed signal to shape response characteristic and circuit breaker incoprorating same
822 5,814,782 Rower circuit-breaker having a closing resistor
823 5,814,781 Puffer type gas circuit breaker
824 5,812,352 Circuit breaker tester
825 5,810,628 Circuit breaker line and load terminal
826 5,808,859 Circuit breaker box
827 5,808,257 High-voltage gas-blast circuit-breaker
828 5,808,249 Circuit breaker with improved impact resistance
829 5,805,398 Arc fault detector with immunity to tungsten bulb burnout and circuit breaker incorporating same
830 5,805,397 Arcing fault detector with multiple channel sensing and circuit breaker incorporating same
831 5,805,038 Shock absorber for circuit breaker
832 5,804,787 Gas circuit breaker and liquid pressure-driving system to be used therefor
833 5,796,061 Miniaturized automatic circuit breaker with a multi-functional terminal and a screen for protection against internal electric arcs
834 5,794,763 Circuit breaker
835 5,794,760 Apparatus for locking a circuit breaker
836 5,793,596 Floating positive circuit breaker
837 5,793,270 Circuit breaker with latch preventing rebound of blow open contact arm
838 5,793,026 Magnetic trip assembly and circuit breaker incorporating same
839 5,791,458 Interface connection for a circuit breaker plug-in trip unit
840 5,782,341 Padlocking arrangement for high ampere-rated circuit breaker
841 5,780,800 Circuit breaker contact arm and spring shield
842 5,780,799 Reduced autocompression circuit-breaker
843 5,773,778 Modular isolation block for circuit breaker contact arms
844 5,773,775 Pressure actuated circuit breaker with frangible printed circuit board
845 5,772,479 Circuit breaker with terminal nut retainer
846 5,770,828 Power circuit-breaker
847 5,770,827 Circuit breaker magnetic blowout arc extinguishing device with arc runner features
848 5,768,091 Circuit breaker mounting bracket
849 5,767,471 Pressurized gas circuit-breaker
850 5,764,129 Ceramic resistor, production method thereof, neutral grounding resistor and circuit breaker
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
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