Patent ID: 6191376
Filing Date: 2001-02-20
Classification: H01H

Abstract:
A pushbutton switch comprising:a body including a barrel with longitudinally extending internal splines and ways between the splines;a plunger longitudinally movable in the barrel and including radially extending lugs in the ways;a ratchet coaxial with the plunger, having radially extending dogs which fit into the ways and including a plurality of longitudinally extending camming teeth;a fixed electrical terminal member;a rotatable electrical contact member connected to the ratchet for making or breaking contact with the fixed electrical terminal; anda plurality of longitudinally extending camming teeth on the plunger for engagement with camming teeth on the ratchet, the plunger teeth including a leading ramp face and a trailing ramp face wherein the leading ramp face extends a greater distance in the circumferential direction than the trailing ramp face.