Apparatus for treating concrete blocks
US6109906A · kind A · utility
16Cited by
11References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 30, 1997 |
| Grant date | Aug 29, 2000 |
| Priority date | — |
| Expiry date | Sep 30, 2017 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB28D1/181
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
An apparatus for treating selected at least partial surfaces of a masonry block, including at least a flail having a shaft with an axis of rotation in a vertical plane, at least a moving mechanism for moving one of the masonry blocks parallel to the vertical plane and the flail, mechanism for holding the masonry blocks with the selected surface to be treated at a distance from the shaft to be impacted by the flail.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.