Adjustable pipe wrench, gear actuated, having two methods of adjustment
US6223632A · kind A · utility
10Cited by
12References
2Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 29, 2000 |
| Grant date | May 1, 2001 |
| Priority date | — |
| Expiry date | Aug 29, 2020 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB25B13/16
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A wrench includes a tubular extension secured in the second jaw member by set screws. The tubular extension is connected on one side by the adjusting handle and is connected to the bored gear on the second side. When the handle is rotated, the internally threaded gear drives first jaw portion in and out and is also exposed for conventional hand adjustment.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.