发明申请
- 专利标题: Timepiece
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申请号: US17070996申请日: 2020-10-15
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公开(公告)号: US20210116866A1公开(公告)日: 2021-04-22
- 发明人: Eiichi HIRAYA
- 申请人: Seiko Epson Corporation
- 申请人地址: JP Tokyo
- 专利权人: Seiko Epson Corporation
- 当前专利权人: Seiko Epson Corporation
- 当前专利权人地址: JP Tokyo
- 优先权: JP2019-189249 20191016
- 主分类号: G04B9/00
- IPC分类号: G04B9/00 ; G04B13/02
摘要:
A timepiece includes a mainspring, a power reserve hand configured to indicate a remaining amount of windup of the mainspring, an indicator wheel provided with the power reserve hand attached thereto, and a solar wheel configured to rotate in a first direction when the mainspring is wound, rotate in a second direction reverse to the first direction when the mainspring is unwound, and provided with at least two pinions, one of the pinions configured to drive the indicator wheel.
公开/授权文献
- US11625004B2 Timepiece 公开/授权日:2023-04-11
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