Dual wheel valve stem tool
US4275622A · kind A · utility
3Cited by
14References
7Claims
0Family size
Inventor
Key dates
| Filing date | Apr 24, 1979 |
| Grant date | Jun 30, 1981 |
| Priority date | — |
| Expiry date | Apr 24, 1999 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB25B13/481
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A manual tool (20) comprises a rigid shaft (22) having a straight portion (24) and an arcuate portion (26) joined at about a right angle. Wrenches (28, 30) are secured to the ends of the shaft (22). The tool (20) is particularly adapted for engaging the valve stem retainer nut on the inside wheel of dual wheels without removal of the outside wheel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.