Apparatus for spreading bonding emulsion or similar material for road asphalt
US5324136A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Apr 17, 1991 |
| Grant date | Jun 28, 1994 |
| Priority date | — |
| Expiry date | Apr 17, 2011 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE01C19/48
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
The apparatus for spreading a fluid or similar substance, especially a bonding emulsion for road asphalt onto the surface of a road, comprising, on a movable vehicle (1), at least one spreading boom (18, 19), along which the spreading is carried out at least partially, said boom being associated with at least one ejection nozzle (23, 24) and with a feed circuit (8; 106) and being capable of being displaced relative to the movable vehicle (1) transversely to the direction of movement of the latter, and is associated with motor means (30) intended for driving it in displacement, during spreading, in a to-and-fro movement. The machine of the finisher type comprises such an apparatus.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.