Hand protection safety apparatus for use with sheaves and pulleys
US8789816B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 12, 2012 |
| Grant date | Jul 29, 2014 |
| Priority date | — |
| Expiry date | Mar 9, 2033 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66D3/04
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A safety apparatus has a sheave with a surface extending circumferentially therearound, a first housing interconnected to the sheave, a second housing interconnected to the sheave and pivotally connected to the first housing, and a line extending over the surface of the sheave and through, an inferior of each of the first housing and the second housing. Each of the first and second housings has a hole formed at an end opposite the sheave. The line has a first portion extending through the hole of the first housing and a second portion extending through the hole of the second housing. Bushings are respectively received within the holes of the housings.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.