Breakaway bi-folding door assembly
US5242005A · kind A · utility
17Cited by
15References
15Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 12, 1992 |
| Grant date | Sep 7, 1993 |
| Priority date | — |
| Expiry date | Nov 12, 2012 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE05Y2900/132
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A breakaway bi-folding door assembly, which would include a pair of bi-folding doors of the type having a first end hinged to an upper frame, and a second end travelling within a slot in the frame to allow the doors to fold and unfold between open and closed positions for defining an open or closed doorway through a passage. Furthermore, the assembly would include a movable plate member for each of the bi-folding doors, positioned on the frame, and hinged along one end for moving outward from the frame.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.