Method and apparatus for sealing cracks in roads
US7033106B2 · kind B2 · utility
21Cited by
37References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 15, 2003 |
| Grant date | Apr 25, 2006 |
| Priority date | — |
| Expiry date | Sep 15, 2023 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE01C23/098
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A roadway crack sealing apparatus (300, 314) which includes a crack sealing assembly having an emulsion container supported on a frame, wheels supporting the frame, a handle extending from the frame, a lever operable to control selectively open and close an emulsion outlet, and a video camera positioned to permit an operator to visually locate and follow a roadway crack during the sealing process. In preferred forms, the apparatus also includes a fill hopper and a fill outlet. Other preferred forms include a remote transmitter and a remote receiver, which permit the operation of the apparatus from a remote location.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.