Rock crusher
US6170771A · kind A · utility
2Cited by
6References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 2, 1999 |
| Grant date | Jan 9, 2001 |
| Priority date | — |
| Expiry date | Feb 2, 2019 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB02C7/12
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A device and method are set forth for crushing rocks. The device includes first and second rotors defining therebetween a nip for crushing rocks. A feed opening is provided to feed rock between the rotors to the nip. Angular shoes on the second rotor direct rocks between the openings. In a further aspect, the second rotor may have a non-circular perimeter such as a pentagon or the like.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.