| 摘要 |
PROBLEM TO BE SOLVED: To improve sliding characteristics at the time of stroke of a key top in a key switch using a wet type lubricant. SOLUTION: In the key switch 20 in which a sliding part 27 is vertically installed at the keytop 28, the sliding part 27 of the keytop 28 is vertically movably formed by inserting it into a slide guide 26 installed at a frame 25 of an electronic equipment or the like, and the wet type lubricant is coated between the sliding part 27 of the key switch 20 and the slide guide 26 installed at the frame 25, the key switch using the wet type lubricant is provided wherein the sliding part 27 of the keytop 28 is vertically movably formed in a state of a line contact in the longitudinal direction against the inner peripheral face of the slide guide 26. COPYRIGHT: (C)2004,JPO
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