Insulating composite hollow shaft tool
US6427563B1 · kind B1 · utility
5Cited by
22References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 25, 2000 |
| Grant date | Aug 6, 2002 |
| Priority date | — |
| Expiry date | Jul 25, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S81/90
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
There is illustrated an electrically insulating hand tool having a shaft that is hollow along its entire length, a work-engaging insert received in one end of the shaft, and an electrically insulating handle connected to an opposite end of the shaft. The shaft has a unitary one-piece construction and is made from a composite material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.