each contact set returning to its original state only upon actuation of another of the operating members

Full Title

Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch > having a plurality of operating members associated with different sets of contacts, e.g. keyboard > wherein the switch has means for limiting the number of operating members that can concurrently be in the actuated position > each contact set returning to its original state only upon actuation of another of the operating members

Classification Context

Section:

ELECTRICITY

Class:

ELECTRIC ELEMENTS

Subclass:

ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES