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公开(公告)号:US4180970A
公开(公告)日:1980-01-01
申请号:US813398
申请日:1977-07-06
IPC分类号: G10K9/22 , G04B23/02 , G04B23/12 , G04B37/00 , G04B37/08 , G04C21/02 , G10K9/12 , G10K9/13 , G04B39/00 , G04C21/34
CPC分类号: G04B23/028 , G04B23/12 , G04B37/0075 , G04B37/08 , G04C21/02
摘要: A wristwatch having a sound-emitting device or alarm therein includes a watch case, a cover glass and a case back. The sound-emitting device is mounted in the watch case from the back side in a mounting opening formed in the watch case. The watch case is formed with a sound-emitting aperture on the top surface over at least a portion of the mounting opening of smaller size than the mounting opening.
摘要翻译: 具有发声装置或报警器的手表包括表壳,盖玻璃和表壳背。 发声装置从表壳上形成的安装开口的后侧安装在表壳中。 手表壳体在安装开口的至少一部分比安装开口小的顶表面上形成有发声孔。
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公开(公告)号:US3939646A
公开(公告)日:1976-02-24
申请号:US471053
申请日:1974-05-17
申请人: Hideaki Uchiyama
发明人: Hideaki Uchiyama
摘要: A water-tight watch case having an inorganic glass crystal to which a layer of transparent or semi-transparent water-absorptive material is applied to a central region of the inner surface thereof to leave a bare peripheral region at which the crystal is hermetically sealed to the case.
摘要翻译: 一种具有无机玻璃晶体的水密性表壳,将透明或半透明吸水材料层施加到其内表面的中心区域,以留下晶体被气密密封的裸露周边区域 案子。
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