发明申请
- 专利标题: WATERCRAFT POSITIONING SYSTEM
- 专利标题(中): 水位定位系统
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申请号: US14821485申请日: 2015-08-07
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公开(公告)号: US20160159447A1公开(公告)日: 2016-06-09
- 发明人: John Richard Parker
- 申请人: John Richard Parker
- 主分类号: B63C3/02
- IPC分类号: B63C3/02 ; B63C3/06 ; B63C3/12
摘要:
Modifications to the lifting structure of prior art boat lifts permit the addition of support and drive rollers and associated drive mechanisms that may be used to displace the bow (or stern) of a raised boat over an adjacent barrier such as a sea wall, dock, or bulkhead.
公开/授权文献
- US10112689B2 Watercraft positioning system 公开/授权日:2018-10-30
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