Patent ID: 7030331

Claim:
A push switch device comprising: a housing arranged in a hollow structure and having a guide portion formed on an inner surface; an actuation body which is configured to be moved in an axial direction by being guided by the guide portion and to which a first latchet tooth is formed so as to extend in a circumferential direction; a cam follower which is disposed in the housing so as to rotate as well as to move in an axial direction and to which a second latchet tooth is formed so as to be engaged with the first latchet tooth; a return spring for elastically urging the cam follower in the axial direction so that the first latchet tooth is engaged with the second latchet tooth; a rotatable actuating member spline coupled with the cam follower; and a contact element switching mechanism actuated by the rotation of the actuating member, wherein at least one of the actuation body and the cam follower is formed of an elastomer, and wherein the actuation body is formed of the elastomer as well as the cam follower is formed of a plastomer whose elasticity is lower than that of the elastomer.