| 摘要 |
PROBLEM TO BE SOLVED: To provide a switch device capable of extending the life of a contact part that may be deteriorated by wear by multiple times of use, occurrence of arcs or the like while suppressing increase of a cost. SOLUTION: A movable board 4 having fixed contacts 9 and 10 are rotatably arranged in an opening 2 of a switch board 3. A contact holder having a moving contact 5 and slidable to a switch function position is arranged on an upper surface of the switch board 3. When the movable board 4 is rotated and arranged at a position in main use, main contact parts 9a and 10a of the fixed contacts 9 and 10 are positioned at the switch function position. When the movable board 4 is rotated and arranged at a position in preliminary use, preliminary contact points 9b and 10b of the fixed contacts 9 and 10 are positioned at the switch function position. COPYRIGHT: (C)2008,JPO&INPIT
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