Polishing device
US4839992A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Apr 4, 1988 |
| Grant date | Jun 20, 1989 |
| Priority date | — |
| Expiry date | Apr 4, 2008 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB24B53/02
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
On a frame, a rotary grindstone is rotatably provided in such a manner that the upper surface of the rotary grindstone serves as a grinding side and a workpiece holding device which holds a workpiece and abuts the workpiece against the grinding side of the rotary grindstone is provided. Furthermore, a truing dressing device is provided on the frame, the truing dressing device bringing a rotary grindstone for truing dressing into contact with the grinding side of the rotary grindstone for the purpose of conducting truing dressing the grinding side of the rotary grindstone with retaining grinding conducted by means of the rotary grindstone.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.