Motion-multiplying linkage-mechanism for sealed-casing structure

Motor and blade control for high amperage molded case circuit br

Motor operated circuit breaker including a variable drive coupli

Motorized drive assembly for a circuit breaker operator

Mounting apparatus for arc quenching plates for electric contact

Movable contact arm assembly

Movable contact unit for a direct-current, high-capacity circuit

Moving contact blade barrier

Moving contact for localized gas flow arc spinner type interrupt

Moving contact for radial blow-in effect for arc spinner interru

Moving copper pivot

Moving mains arc movement loop

Multi-circuit switch assembly

Multi-phase circuit breaker employing arc extinguishing apparatu

Multi-phase compressed-gas circuit-breaker construction

Multi-phase switch with variable pole spacing

Multi-pin vacuum switch arrangement

Multi-polar circuit breaker

Multi-pole circuit breaker with baffle shield venting

Multi-pole high-voltage circuit-interrupter having independent p