Three structure structural element with interlocking ribbing
US5487930A · kind A · utility
41Cited by
3References
33Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 27, 1993 |
| Grant date | Jan 30, 1996 |
| Priority date | — |
| Expiry date | Dec 27, 2013 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24661
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A structural element comprising opposed first and second, laterally and longitudinally extended, generally planar surface structures each having a closed figure pattern of ribbing projecting therefrom toward the opposite surface structure, a third structure disposed between the first and second surface structures in ribbing-engaging relation therewith, the opposed ribbing being interlocked across the third structure in registered, mating relation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.