Corrugated web hole reinforcement
US7108290B2 · kind B2 · utility
3Cited by
6References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 30, 2003 |
| Grant date | Sep 19, 2006 |
| Priority date | — |
| Expiry date | Dec 26, 2023 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04C3/28
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A device is provided for reinforcing a penetration in corrugated material having a plurality of corrugations. The device includes a tube configured to be received within the penetration. A first holder is attached to the tube, and the first holder has at least one finger arranged to engage at least one corrugation in the corrugated material. If desired, a second holder may be arranged to also engage at least one corrugation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.