Invention Grant
- Patent Title: Frustoconical drum winch for lifting loads with hook reduced approximation lifting height
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Application No.: US14715460Application Date: 2015-05-18
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Publication No.: US09963327B2Publication Date: 2018-05-08
- Inventor: Vitor Hugo Carneiro dos Santos Neves
- Applicant: Flexcrane, Inc.
- Applicant Address: US TX Burleson
- Assignee: Flexcrane, Inc.
- Current Assignee: Flexcrane, Inc.
- Current Assignee Address: US TX Burleson
- Agency: patenttm.us
- Main IPC: B66D1/30
- IPC: B66D1/30 ; B66D3/00 ; B66D1/00 ; B66D3/18
Abstract:
A load lifting winch suspending a load from a hook (3) and a cable (5) which is wound onto a frustoconical drum (1) in order to reduce the winch vertical dimension when the hook (3) is in the fully upright position allowed by available vertical space elevation, and simultaneously decrease the forces applied to the lifting drive motor (4) as the load rises.
Public/Granted literature
- US20160340160A1 FRUSTOCONICAL DRUM WINCH FOR LIFTING LOADS WITH HOOK REDUCED APPROXIMATION LIFTING HEIGHT Public/Granted day:2016-11-24
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