Patent · US Expired

Hand winch handle with release feature that permits cable to wind off of winch drum without handle rotation

US6871842B2 · kind B2 · utility

6Cited by
11References
19Claims
0Family size

Inventor

Key dates

Filing dateDec 17, 2002
Grant dateMar 29, 2005
Priority date—
Expiry dateFeb 19, 2023

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB66D1/06
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A hand winch that includes a drum for carrying a strand wound thereon and including gear teeth, a drive gear having teeth thereon mounted in a driving relation to the gear teeth of the drum, and a handle assembly mounted on the drive gear for rotating the drive gear as the handle assembly is rotated. An engagement assembly 8 is positioned intermediate the drive gear and the handle assembly for winding the strand onto or off of the drum by the handle assembly when the strand is under tension and disengaging the handle assembly from the drive gear when tension on the strand is released to allow the drum to rotate while the handle assembly is stationary.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.