To provide a switch device with an excellent arc resistance property by reducing an opening area to an external.
The switch device includes an inner case 3 of which an upper part is opened and which has arc resistance, an arc-resistant lid 4 overlapped with the inner case 3 to cover the opening, a movable contact 71 and fixed contact 91 arranged in a space part defined by the inner case 3 and the lid body 4, an outer case 2 for housing the inner case 3 and lid 4, an operation member 5 which is partially exposed from the external case 2 and accepts swing operation, and a drive member 10 which is arranged in the space part, and includes a drive part 1001 for driving the movable contact 71 and a pair of shaft parts 1002 extended to an outside of the drive part 1001. The shaft parts 1002 of the drive member 10 are protruded from side parts of the inner case 3 and lid 4. The drive member 10 is integrally swung with the operation member 5, and a conduction state of the movable contact 71 and the fixed contact 91 are switched in accordance with swing operation on the operation member 5.
SUGAWARA TATSUO
Amada Masayuki
Yoshimasa Okada
Tsutomu Mizoguchi
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