Wide belt grinding machine includng means to relieve tension on the belt in case of power failure
US3995399A · kind A · utility
6Cited by
4References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 14, 1975 |
| Grant date | Dec 7, 1976 |
| Priority date | — |
| Expiry date | Jul 14, 1995 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB24B21/12
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A wide belt grinding machine which is provided with a control member to reverse, in the case of power failure, the pressure force effective on a piston which relieves the tension on an endless abrasive belt via a tensioning roll.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.