Rotary power tool with hydraulically actuated chuck
US6079918A · kind A · utility
20Cited by
24References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 20, 1998 |
| Grant date | Jun 27, 2000 |
| Priority date | — |
| Expiry date | Nov 20, 2018 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T409/306608
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A rotary power tool has a remotely actuated chuck device. A hydraulic actuating system is incorporated in the power tool and is configured to move the chuck device between the gripping and release positions upon hydraulic fluid being supplied to at least one hydraulically driven actuator mounted relative to the tool casing and engaged with the chuck device to move the chuck between gripping and release positions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.