Structural beam for supporting and reinforcing a structure
US5600931A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Mar 24, 1995 |
| Grant date | Feb 11, 1997 |
| Priority date | — |
| Expiry date | Mar 24, 2015 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE01F15/0407
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A bar construction comprising a generally trapezoidal and open cross-sectional configuration which includes a center-flange (6), two webs (7) which embrace the center-flange, and side-flanges (8) which extend outwardly from a respective side of the bar and connect with respective web (7). The bar may optionally include a first section (1) of constant cross-section in the center part of the bar. The bar includes at least one second section (2) which has a center-flange (6) whose width (b) decrease towards one end (5) of the bar. A transition part (3,4) of generally trapezoidal configuration is provided between the second section (2) and the end (5) of the bar. The second section (2) has side-flanges (8) whose widths (c) decrease towards one end of the bar. The second section (2) has a generally constant height (h).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.