Segmented concrete screed
US7198429B2 · kind B2 · utility
4Cited by
38References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 31, 2004 |
| Grant date | Apr 3, 2007 |
| Priority date | — |
| Expiry date | Mar 31, 2024 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB28B13/0295
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A segmented concrete screed for screeding concrete on a concrete casting bed includes a plurality of individual screed units each of which may be raised and lowered independently of the others such that screeding operations may selectively bypass obstructions in the concrete to be screeded.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.