Auxiliary member for pavement construction, concrete slab and method for pavement construction
US8985895B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Feb 3, 2014 |
| Grant date | Mar 24, 2015 |
| Priority date | — |
| Expiry date | Feb 3, 2034 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE01C23/10
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An auxiliary member for pavement construction, including: a cylinder, a base plate and a leveling bolt; the cylinder includes a first cylinder part and a second cylinder part which are connected and communicated with each other, the first cylinder part is provided with a sling installing member and a slurry inlet, bottom of the second cylinder part is connected with the base plate, the base plate is provided with a bolt extending hole and multiple slurry discharging holes which are communicated with the inner cavity of the second cylinder part, the leveling bolt includes a bolt head and a screw, the screw extends through the bolt extending hole, the bolt head is arranged in the second cylinder part and the bolt head is smaller than the inner diameter of the second cylinder part. The present invention further provides a concrete slab and a method for pavement construction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.