发明申请
- 专利标题: DESCENT ASSIST DEVICE FOR POWERED ASCENDERS
- 专利标题(中): 用于驱动升压器的下降辅助装置
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申请号: US14450645申请日: 2014-08-04
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公开(公告)号: US20150034894A1公开(公告)日: 2015-02-05
- 发明人: Nathan Ball , Daniel Walker , Benjamin Gallup
- 申请人: Atlas Devices, LLC
- 主分类号: B66D3/00
- IPC分类号: B66D3/00
摘要:
A descent assist device for powered ascenders is discussed herein, In one embodiment, the descent assist device can include a base plate having a first guide surface, a capstan peg, a second guide surface, and a retention loop extending from the first guide surface to the second guide surface configured to retain a rope on the descent assist device. Where the angle of wrapping of the rope around the first guide surface and the capstan peg is constant during use and the angle of wrapping of the rope around the second guide surface is adjustable by the user of the device to increase or decrease the frictional drag of the rope.
公开/授权文献
- US09427606B2 Descent assist device for powered ascenders 公开/授权日:2016-08-30