| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a waterproof button switch which can be incorporated easily inside a case and can suppress deformation and damage of a member to press a waterproof packing due to a reaction force of the waterproof packing, and suppresses invasion of water into the case from a gap of the button for a long period. Ž<P>SOLUTION: The waterproof button switch includes a supporting frame part 121 which has a through-hole 122 penetrating from the inside of a case 1 of an electronic equipment to the outside, a surface push button 3 of which the top end portion projects to the outside of the case 1 and is arranged capable of sliding to the through-hole 122, and a waterproof packing 4 which is arranged so as to cover the interior side of the through-hole 122. The waterproof packing 4 is provided with a watertight wall 42 which is a wall of frame shape protruding from the periphery part of a plane portion 41 and pressed in a recessed groove 124. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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