发明名称 TIMEPIECE
摘要 PROBLEM TO BE SOLVED: To provide a timepiece capable of replacing a bezel member to which glass is fixed without having to remove a case middle. SOLUTION: A wrist watch 11 includes the ring-like case middle 15; a case back 31; the ring-like bezel member 21; the glass 27; and a retaining ring 36. A surface-side end part 15a of the case middle 15 in which a fitting hole 16 is formed has both a bezel-receiving surface 17 and an engaging back surface 18 in a circumference of the fitting hole 16. The case back 31 is detachably mounted to a back-side end part 15b of the case middle 15. The glass 27 is fitted in and fixed to a ring-like stepped section 24 formed in the bezel member 21. The bezel member 21 includes both a tubular part 22 insertably and removably passed through the fitting hole 16 and a cover part 23 overlaid on the bezel-receiving surface 17. The tubular part 22 includes a ring-like mounting groove 22a open to the periphery of the tubular part 22. The retaining ring 36 is made of an elastic material into a C shape. The surface-side end part 15a is held between the retaining ring 36, which is attached to and removed from the mounting groove 22a with the case back 31 removed and caught in the engaging back surface 18, and the cover 23 to detachably mount the tubular part 22 to the surface-side end part 15a. COPYRIGHT: (C)2007,JPO&INPIT
申请公布号 JP2007171128(A) 申请公布日期 2007.07.05
申请号 JP20050372821 申请日期 2005.12.26
申请人 SEIKO INSTRUMENTS INC 发明人 HIRANUMA HARUKI;OMORI SHINICHI
分类号 G04B39/02 主分类号 G04B39/02
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