Mining pick
US5092310A · kind A · utility
20Cited by
8References
31Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 23, 1989 |
| Grant date | Mar 3, 1992 |
| Priority date | — |
| Expiry date | May 23, 2009 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21C35/1835
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
Disclosed is a mining pick of the type having a shank and head with the head having an integrally bonded cutting tip, the cutting tip having a metallic substrate which is bonded to the head and also bonded to a superabrasive material cutting surface, wherein a thin section of the superabrasive material is bonded to the metallic substrate such that at least one edge of the thin dimension of the superabrasive material is oriented such that the digging action of the mining pick is that of a slicing or cutting action, rather than a crushing or pawing action.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.