Patent ID: 8558131

Claim:
A switch comprising: a base; a housing; a support terminal that is assembled in the base; a pair of moving contact pieces, each of which is made of a band-shaped material having a section being formed into a substantial J-shape, a moving contact being provided in one end portion of the moving contact piece, an intermediate portion of the moving contact piece being turnably supported by a turning bracket of the support terminal; a plunger that is accommodated in an internal space while being vertically movable, wherein the internal space is formed by fitting the housing in the base; and a coil spring that is turnably supported by the plunger, wherein the plunger is vertically moved such that one end portion of the coil spring is slid while brought into press-contact with an edge of the other end portion of the moving contact piece, whereby the moving contact piece is inverted to bring and separate the moving contact into contact with and from a fixed contact, the base has a longitudinal direction defined by a direction in which the base is longest, and comprises a central portion of the base defined as a center of the base in the longitudinal direction, and the pair of moving contact pieces is disposed on the base such that an entirety of a first moving contact piece of the pair of moving contact pieces is located on a first side of the central portion in the longitudinal direction of the base, and an entirety of a second moving contact piece of the pair of moving contact pieces is located on a second side of the central portion in the longitudinal direction of the base.