Waterproof switch apparatus for electronic device
First Claim
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1. A waterproof switch apparatus for an electronic device, comprising:
- a body having at least one through-hole formed therein;
at least one push-button, disposed in said through-hole, having a head portion and a shaft portion, said head portion having a flange portion for preventing said push-button from coming out of said through-hole, said shaft portion having an annular groove, a tip of said shaft portion being adapted to open and close a switch contact when said push-button is actuated;
a water sealing member made of an elastic material, said water sealing member having an inner peripheral portion fitted in said annular groove of said shaft portion of said push-button in close contact therewith and an outer peripheral portion; and
a holding member, operatively associated with said body, for holding said outer peripheral portion of said water sealing member by pressing said outer portion against said body.
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Abstract
A waterproof switch apparatus for an electronic device comprises at least one push-button for switching, a sheet-like water sealing member groove-engaged with the shaft portion of the push-button, and a holding member for holding the water sealing member by pressing the outer peripheral portion of the water sealing member against the device body. An excellent waterproof feature and a thin shape of the waterproof switch apparatus can be obtained.
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Citations
8 Claims
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1. A waterproof switch apparatus for an electronic device, comprising:
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a body having at least one through-hole formed therein; at least one push-button, disposed in said through-hole, having a head portion and a shaft portion, said head portion having a flange portion for preventing said push-button from coming out of said through-hole, said shaft portion having an annular groove, a tip of said shaft portion being adapted to open and close a switch contact when said push-button is actuated; a water sealing member made of an elastic material, said water sealing member having an inner peripheral portion fitted in said annular groove of said shaft portion of said push-button in close contact therewith and an outer peripheral portion; and a holding member, operatively associated with said body, for holding said outer peripheral portion of said water sealing member by pressing said outer portion against said body. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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Specification