Cutter bit and tip
US4911504A · kind A · utility
18Cited by
12References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 20, 1988 |
| Grant date | Mar 27, 1990 |
| Priority date | — |
| Expiry date | Jul 20, 2008 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T407/26
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A cemented carbide tip is provided with a socket for mounting onto the steel shank of a cutter bit. The socket has an annular convex surface therein extending from the earth engaging portion of the tip radially inwardly and forwardly. This convex surface is brazed to the forward end of a steel shank to form a cutter bit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.