Pipe plug puller
US6907650B1 · kind B1 · utility
0Cited by
12References
14Claims
0Family size
Inventor
Key dates
| Filing date | Apr 25, 2003 |
| Grant date | Jun 21, 2005 |
| Priority date | — |
| Expiry date | Dec 17, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/53896
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
Pipe plugs are difficult to remove due in part to the design of the pipe plug to be extremely tight fit with a pipe. Pipe plugs are described as being removed by a pipe plug removal tool. The pipe plug removal tool permits easy access to a trench and employs leverage to remove the pipe plug.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.