Patent ID: 8383974

Claim:
A switch device comprising: a casing; a tubular portion that is provided on the casing, an upper surface and a lower surface of the tubular portion being opened; a support shaft that is provided in the tubular portion; a manipulation knob that is attached to the tubular portion such that an opening in the upper surface is covered therewith, the manipulation knob being turned about the support shaft by manipulation; a first hitting portion that is provided in the manipulation knob; a first hit portion that is provided in the tubular portion, the first hitting portion hitting the first hit portion when the manipulation knob is turned to reach a limit of an operating range of a turning operation of the manipulation knob; a second hitting portion that is provided in the manipulation knob independently of the first hitting portion; and a second hit portion that is provided in the casing so as to be separated from the tubular portion, the second hitting portion hitting the second hit portion when the manipulation knob is turned to reach the limit of the operating range of the turning operation of the manipulation knob, wherein ON and OFF states are switched based on the turning operation of the manipulation knob, the second hitting portion and the second hit portion are provided at positions at which the second hitting portion hits the second hit portion before the first hitting portion hits the first hit portion during the turning operation of the manipulation knob, at least one of the second hitting portion and the second hit portion bends when the second hitting portion hits the second hit portion, the second hit portion is formed on a projection, and a notch is formed between the tubular portion and the projection.