Patent ID: 8869700

Claim:
A G-switch comprising: a body having a base and two or more posts extending from the base, each of the two or more posts having a hole; at least one locking ball corresponding to each of the two or more posts, wherein a first portion of the locking balls are disposed in the hole; a striker mass movably disposed relative to the two or more posts and having a surface corresponding to each of the two or more posts, the movement of the striker mass being guided by the surfaces, the striker mass further having a concave portion corresponding to each of the locking balls, wherein a second portion of each locking ball is disposed in a corresponding concave portion for retaining the striker mass relative to the two or more posts; a collar movable relative to the two or more posts; a biasing element for biasing the collar in a first position which retains the locking balls within the concave portions, the biasing element permitting movement of the collar to a second position in which the locking balls can be released from the concave portions to release the striker mass relative to the two or more posts upon a predetermined acceleration profile experienced by the body; a member disposed on the striker mass; and first and second electrically conductive contacts disposed on a portion of the body; wherein the first member one of opening or closing an electrical circuit between the first and second contacts upon release of the striker mass.