| 摘要 |
A nodally operable push-button s.w was comprised of a case(2) and a flexible conducting metal plate (7) having a normally curved central strip (28) and a pair of rectangular holes (34) at both sides of central strip (28) integrally formed therein and having a pair of resilient contact pieces (31) integrally extended smaller than the holes, and opposite side edges of the metal plate being formed so that they are shorter than the central strip.
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