Drill
US4744704A · kind A · utility
53Cited by
3References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 22, 1987 |
| Grant date | May 17, 1988 |
| Priority date | — |
| Expiry date | Jan 22, 2007 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T408/9097
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A drill comprising a drill body (11) and a drill tip (22). The drill tip is detachably secured in a slot in the drill body. The drill tip (22) consists of a tip body and cutting portions. The drill body (11) and the tip body comprise cooperating surfaces in order to receive the radial and axial forces acting on the cutting portions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.