| 摘要 |
A sensor switch comprising a printed circuit base board provided with a plurality of stationary contacts on a surface thereof and a flexible sheet member consisting of a rubber-like elastic material provided with a plurality of movable contact faces and protrusions and/or rail-like protrusions on one side and so piled on the printed circuit base board that each movable contact face is faced to the stationary contact respectively, in order to assure favorable operation touch, high reliability and easiness of practical equipment.
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