Rotary scraper
US3958294A · kind A · utility
18Cited by
1References
3Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 23, 1974 |
| Grant date | May 25, 1976 |
| Priority date | — |
| Expiry date | Aug 23, 1994 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB23D79/04
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A rotary scraper with fingers striking the work surface at a lagging angle, thus removing material by impact rather than by a scraping action. By way of an example, a wire brush with pivoted fingers that are restrained and unable to fully centrifugally extend radially.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.