Apparatus for opening an electrical switch responsive to seismic or other event

摘要

Mechanical apparatus is connected to an electrical switch having an on/off button, the apparatus including a button contact member which engages the on/off button and is latched to maintain the button in on position. Unlatching structure including a pendulum and lever unlatches the button contact member in the event of a seismic or other event applying a force to the apparatus.