Attack tool for degrading materials
US7950746B2 · kind B2 · utility
3Cited by
106References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 16, 2006 |
| Grant date | May 31, 2011 |
| Priority date | — |
| Expiry date | Jun 16, 2026 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21C35/1831
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An attack tool for degrading materials is disclosed which comprises a base segment comprising an attachment to a driving mechanism, a first wear-resistant segment bonded to the base segment, a second wear-resistant segment bonded to the first wear-resistant segment at a brazed joint opposite the base segment, and at least a portion of exterior surfaces of both the wear-resistant segments proximate the joint, the portion of exterior surfaces comprising a finish ground surface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.