Tapered pin for poured concrete wall form panels
US6905106B2 · kind B2 · utility
4Cited by
46References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 31, 2003 |
| Grant date | Jun 14, 2005 |
| Priority date | — |
| Expiry date | Oct 31, 2023 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04G17/047
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A pin and wedge combination to couple adjacent panels of a concrete wall form together includes a pin with a tapered region along its shank to assist in removal of the pin from the hole in the flange of the panel and the tie-rod during disassembly of a concrete wall form.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.