发明名称 WATCH
摘要 PROBLEM TO BE SOLVED: To provide a watch which in which a rotary bezel is detachable without deformation, rotating operability of the rotational bezel can be improved, and the rotary bezel can be enlarged without upsizing a body. SOLUTION: The watch 10 is equipped with the body 16, the rotary bezel 31, one or more operation screw 41 and a holding member 51. The body 16 has an annular part 16a surrounding a cover glass, and an annular groove 21 is formed on the annular part 16a so as to open to the outer circumference. The rotary bezel 31 disposed at the body 16 has a fitting part 32 which is fitted rotatably in the outer circumference of the annular part 16a, and a guide groove 35 is formed on the fitting part 32 so as to open to the inner circumference and face the annular groove 21. The operation screw 41 is inserted in the groove 35 from the outside of the rotary bezel 31 and rotatably mounted on the fitting part 32. The holding member 51 is connected to the head of the operation screw 41 so as to allow the operation screw 41 to rotate. When rotating the operation screw 41, the holding member 51 can be moved between a holding position for preventing the rotary bezel 31 from dropping off and a releasing position for bringing the holding member 51 to go in the guide groove 35, which are disposed over the annular groove 21 and the guide groove 35. COPYRIGHT: (C)2009,JPO&INPIT
申请公布号 JP2009042039(A) 申请公布日期 2009.02.26
申请号 JP20070206677 申请日期 2007.08.08
申请人 SEIKO INSTRUMENTS INC 发明人 HIRANUMA HARUKI;IMAI KAZUTAKA;TAKEDA KOREICHI
分类号 G04B19/28 主分类号 G04B19/28
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