Inertial electric switch

An inertial electric switch, comprising a housing, a conical seat in said housing, an inertial ball in said housing, a spring in said housing that presses said ball onto said seat, a slider mounted for sliding movement in said housing in a direction perpendicular to the axis of said conical seat between an armed position and an unarmed position, first electrical contacts carried by said slider, second electrical contacts fixedly carried by said housing in a position to be engaged with and disengaged from said first contacts in accordance with the said position of said slider in said housing, means for urging said slider from said armed toward said disarmed position, a latch swingably carried by said slider, said latch having two ends and being mounted for swinging movement on said slider about an axis spaced between said two ends, one of said ends extending through a central opening in said seat a distance sufficient to contact said ball when said ball is centered on said seat, the other of said ends comprising a hook that is adapted to engage in a recess in said housing, said ball contacting said one arm to maintain said latch in a position such that said hook is maintained in said recess in said armed position of said slider, and a resetting button to move said slider from said disarmed to said armed position.