| 摘要 |
PROBLEM TO BE SOLVED: To efficiently attach a multiple key top of a membrane switch to a casing in one-touch operation. SOLUTION: The multiple key top 50M is held to a holder 54 through interlocking rods 56. The holder 54 has a tube 54C press-fitted, to each stem-piercing part 16C of a casing 16 corresponding to the multiple key top 50M, and has, between the tube 54C of the holder 54 and the multiple key top 50M, an elastic sealing member 58 disposed by surrounding each corresponding stem 18 so as to seal the space between them. COPYRIGHT: (C)2006,JPO&NCIPI
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