Hand manipulated torque transmitting tool
US6055889A · kind A · utility
7Cited by
7References
12Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 11, 1999 |
| Grant date | May 2, 2000 |
| Priority date | — |
| Expiry date | Jan 11, 2019 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB25G1/005
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A hand manipulated torque transmitting tool having a handle and two tool shank-receiving cavities therein. A shank retainer ball extends into each cavity, and the shank has a circular groove therearound for receiving said ball when in either cavity. The shank has a square drive end mating with a square hollow of said cavities, for four-corner drive from said handle to said shank.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.