| 摘要 |
PROBLEM TO BE SOLVED: To provide a switch device having a seesaw type operation knob for reversing on and off a plurality of opposite switch contacts at a neutral position of the operation knob.SOLUTION: A switch device 1 includes: an operation knob 20 swingably supported relative to a substrate 6; at least two first and second cam faces 23a-1, 23b-1 formed on the substrate opposite surface of the operation knob along the swing direction; and a first and a second switch contacts 51a, 51b juxtaposed on the substrate correspondingly to the first and second cam faces. At the neutral position of the operation knob, the first and second switch contacts are maintained in reversed on and off states by each cam action of the first and second cam faces. |
