Compression seal with integral surface cover plate
US4815247A · kind A · utility
40Cited by
4References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 9, 1987 |
| Grant date | Mar 28, 1989 |
| Priority date | — |
| Expiry date | Feb 9, 2007 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04B1/6803
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An apparatus for sealing expansion joints between concrete slabs and the like comprises a compression seal member, which fits within the expansion joint and provides an airtight and watertight seal; and a surface cover plate, which provides a planar pedestrian treadway, supports vertical loads, prevents dirt and debris from entering and accumulating within the expansion joint, and provides an aesthetically pleasing appearance.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.