PUSH-BUTTON SWITCH MEMBER
[Problem] To provide a pushbutton switch member capable of achieving a favorable operation feeling, a long stroke, and a strong click feeling that should be provided by a dome-shaped movable contact. [Solution] The present invention pertains to a pushbutton switch member including: a dome-shaped mov...
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Format: | Patent |
Sprache: | eng ; fre ; ger |
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Zusammenfassung: | [Problem] To provide a pushbutton switch member capable of achieving a favorable operation feeling, a long stroke, and a strong click feeling that should be provided by a dome-shaped movable contact. [Solution] The present invention pertains to a pushbutton switch member including: a dome-shaped movable contact; and an operation key disposed on a protrusion side of the movable contact and contacting with the movable contact. Pushing the operation key toward the movable contact causes the movable contact to electrically connect at least two contacts on a substrate. The operation key includes: a key body; a dome part connected with an outer periphery of the key body and deformable by pushing of the key body toward the substrate; a foot part connected with an outer periphery of the dome part and fixed on the substrate; and a protrusion provided on a top surface of the key body or the outer periphery of the key body, protruding from the top surface of the key body, and deformable by compression during operation of pushing the operation key toward the substrate. The movable contact includes: an upper contact part disposed in contact with a site directly below the key body and configured to contact with a contact of the at least two contacts when the key body is pushed in; and an outer fixing part disposed at the upper contact part or outside of the upper contact part in a radial direction and fixed outside of the key body of the operation key in the radial direction. |
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