Method for producing I-beam having centrally corrugated web
US4597278A · kind A · utility
16Cited by
7References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 3, 1985 |
| Grant date | Jul 1, 1986 |
| Priority date | — |
| Expiry date | Jul 3, 2005 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04C2003/0452
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An I-beam is made lighter in weight by corrugating the central portion of its web. Dimension of the corrugating is determined by predetermined experimental equations. The corrugating work is performed by a pair of complementary intermeshing rolls having the same dimensions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.