Patent ID: 7569787
Filing Date: 2009-08-04
Classification: F02N,H01H

Abstract:
1. An electromagnetic switch comprising: an electromagnet which generates a magnetic force in response to an electric current supplied to an electromagnetic coil and attracts a plunger toward a first direction; a shaft which is moved with the plunger along the first direction; two fixed contact members being separated from each other; and a movable contact member which is slidably supported by the shaft and connects the fixed contact members with each other in response to the movement of the shaft, wherein the shaft has a shaft body extending along the first direction and a projection projected from the shaft body along a second direction different from the first direction, the projection of the shaft has a hooked shape, the movable contact member has a hole in which the shaft body is disposed, and the hole of the movable contact member has a hook receiving shape corresponding to the shape of the projection such that the projection of the shaft penetrates through the hole and is hooked on the movable contact member to be is engaged with the movable contact member and to maintain the shaft body in the hole of the movable contact member.