| 摘要 |
PROBLEM TO BE SOLVED: To provide a waterproof structure between a case and cover glass for obtaining 10 atm waterproof performance. SOLUTION: In the waterproof structure of the watch in which the case 1 made of a metal material and the cover glass 2 are adhered and fixed via an adhesive 8, an adhesive well groove 1d made of a recessed groove is provided on a cover glass settlement surface 1b of the case 1. The adhesive well groove 1d is flush with a sidewall surface 1a of the case, and the groove width of the adhesive well groove 1d is set to 400-700μm, and the groove depth is set to 50-200μm. High waterproof performance can be obtained by providing the groove, and making the adhesive layer thick and wide. COPYRIGHT: (C)2006,JPO&NCIPI
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