Tool bit holder and hand power tool
US7214010B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 23, 2005 |
| Grant date | May 8, 2007 |
| Priority date | — |
| Expiry date | Nov 23, 2025 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T408/953
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A tool bit holder for a hand power tool has a tool bit holder body has a receiving bore for a tool bit shaft of a tool bit insert with at least one recess, a locking body snappable into place with the recess of the tool bit shaft and supported radially displaceably in the tool bit holder body; a slide sleeve supported resiliently in an axial direction and operatively connected to the locking body so that upon a motion of the slide sleeve counter to a spring force the locking body escapes out of the receiving bore, and a guide ring, wherein the locking body is caught in a first opening of the tool bit holder body and in a second opening at least partially covering the first opening, of the guide ring supported displaceably on the tool bit holder body.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.