Key switch having cooperable cams which translate rotary motion
Key switch having pivotable housing members and contact position
Key switch operable by a cylinder lock
Key switch with a locking arrangement on a rotating element
Key unit and switch body and door switch using the same
Key-actuated electrical lock
Keyboard with key lock function
Latching switch
Lever switch for safe breaking of a circuit of an exercise...
Light switch and outlet guard
Lock inhibitor for toggle switch actuator
Lock out device for miniature circuit breaker and manual...
Lock out for circuit breakers having hole in actuating lever
Lock out for wall switching means
Lock switch apparatus
Lock-on/lock-off tool switch
Lock-out device for circuit breakers
Lockable handle
Lockable pushbutton actuator for a display device such as a...
Lockable switch mechanism