Patent ID: 8387531
Filing Date: 2013-03-05
Classification: F42C,H01H

Abstract:
1. A switch comprising: (a) a housing having a wall defining a tapered aperture having a wide end facing in a forward direction, at least a portion of said housing being fabricated as a portion of a silicon wafer, the housing having a forward to rearward dimension of about 2 millimeters or less, and said wall including at least two electrically conductive contact elements spaced apart from one another; and (b) an inertial body having a conductive surface, said inertial body being disposed in said tapered aperture, said inertial body engaging said contact elements and electrically connecting said contact elements to one another in a switch closed condition, said inertial body being dislodged from engagement with at least one of said contact elements upon deceleration of said housing in a forward direction.