Stadium building
US5351449A · kind A · utility
18Cited by
6References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 30, 1993 |
| Grant date | Oct 4, 1994 |
| Priority date | — |
| Expiry date | Sep 30, 2013 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04B7/166
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A repositionable roof, for a stadium building, comprising at least two opposed ungular segments in abutting relationship, the segments being mounted each on an arcuate track and movable thereon for separation of the segments to expose the interior of the building thereby selectively providing an open air stadium.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.