Handheld machine tool
US9566696B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 26, 2012 |
| Grant date | Feb 14, 2017 |
| Priority date | — |
| Expiry date | Feb 23, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T279/17
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A handheld machine tool having an output shaft on which a tool holding fixture is developed, which has a multi-faced inner receptacle and a multi-faced outer receptacle, the multi-faced inner receptacle to connect to a tool insert, which can be locked using a locking device assigned to the tool holding fixture; the locking device having a locking sleeve which is displaceable for unlocking the tool insert against a spring force applied by an associated spring element in an axial direction facing away from the handheld machine tool, from a locking to an unlocking position, the locking sleeve has an operating element and a holding element connected to each other via a threaded connection, the holding element driven by the associated spring element in the direction of the locking position of the locking sleeve and the operating element enables displacement of the locking sleeve from the locking to the unlocking position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.