Matches 151 - 200 out of 210 < 1 2 3 4 5 >
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3566054 HIGH VOLTAGE CIRCUIT BREAKER COMPRISING A MECHANICAL LINKAGE INTERCONNECTING ITS COMPONENTS FOR SYNCHRONIZED OPERATION THEREOF  
A circuit breaker comprising spaced-apart, high voltage enclosures respectively mounted atop spaced-apart insulators, circuit interrupters within the enclosures, and control valves respectively...
3526243 FLUIDIC CONTROL CIRCUIT FOR OPERATING GAS BLAST CIRCUIT BREAKER  
3524954 OPERATING MECHANISM FOR THE MOVABLE CONTACT OF AN AIR BLAST CIRCUIT BREAKER INCLUDING MEANS FOR SLOWING DOWN THE MOTION OF THE CONTACT  
3491315 SOLENOID COIL DRIVE FOR SYNCHRONOUS CIRCUIT BREAKERS USING SHORT CIRCUITED WINDING PORTION  
3457530 HIGH-SPEED OPERATING MECHANISM FOR A CIRCUIT BREAKER  
3424199 MAGNETICALLY OPERATED VALVE  
3420972 HIGH VOLTAGE GAS BLAST CIRCUIT BREAKER  
3416034 Capacitor protection system including a plurality of serially connected valves in the air blast device  
3391358 Circuit breaker with improved magnetic trip means  
3380005 Circuit breaker with high speed interrupter  
3378727 Circuit breaker for interrupting at zero current and automatically reclosing after unsuccessful interruption  
3358102 High-power compressed-gas circuit interrupter with double-flow contact structure disposed within gas-directing casing  
3356798 Disconnect switch  
3350519 High voltage electric circuit breaker with means for precisely coordinating the operation of widely spaced components  
3345473 High voltage gas type circuit interrupters in tandem with a center break disconnecting switch  
3334202 Manually-controlled circuit breaker tripping arrangement  
3333071 High voltage electric circuit breaker with means for precisely coordinating the operation of widely spaced components  
3324265 Fluid-operating mechanism for a circuit interrupter  
3299377 Synchronous operating mechanisms for controlling circuit breakers  
3291947 Interrupting structures for compressedgas circuit interrupters having double-break hollow rotative moving contact-arm assembly  
3290469 Compressed-gas circuit interrupter having cavitation means  
3278712 Metal-clad compressed-fluid switchgear constructions and fluid couplings therefor  
3259724 Fluid-blast circuit interrupter having serially-related pressure-generating and interrupting arcs  
3258569 Truck-mounted compressed-gas circuit interrupter with tank-enclosed interrupting units and blast tubes in spaced vertical planes  
3248507 Pressurized gas-operated circuit breaker with load interrupter and isolator contact means  
3246108 Arc-extinguishing structure and tank housing for a compressed-gas circuit interrupter  
3229067 High voltage gas type circuit interrupter  
3226513 Compressed gas actuated circuit breaker having a dwell phase in the opening stroke of the movable contact  
3218421 Gas blast circuit breaker having actuating means responsive to differential pressure  
3215796 Electrodynamic drive for synchronous circuit interrupters  
3215797 Synchronous-type circuit interrupter with holding magnet for releasing latching means  
3214551 Gas-blast circuit interrupter with gas reservoir inclosed in supporting terminal bushing  
3213334 Latching mechanism for circuit breakers  
3198917 Method of assembling the actuating mechanism for air-blast circuit breakers  
3197596 Outlet arrangement for an arc quenching chamber  
3185180 Fluid-control valve with automatic fluid latching  
3164706 Mechanical operating means for fluidblast circuit interrupter  
3138676 Pressure operated circuit-breaker actuating systems  
3079534 Air or gas blast electric circuit breakers  
3076081 Condition-responsive indicating means for an electric circuit breaker  
3038048 Auxiliary circuit interrupter  
3036172 Fast acting current switch  
3032630 Portable load break tool  
3032632 Circuit interrupters  
3027439 High speed electric switch  
3014136 Switch device  
2972259 Stored energy operating mechanism for switches  
2970193 Pressure fluid control  
2956138 Operating mechanism for an electric switch  
2956137 Operating mechanism for an electric switch  
Matches 151 - 200 out of 210 < 1 2 3 4 5 >