Closing-biased retractable screen door system
US8439098B1 · kind B1 · utility
11Cited by
26References
2Claims
0Family size
Inventors
Key dates
| Filing date | Sep 9, 2011 |
| Grant date | May 14, 2013 |
| Priority date | — |
| Expiry date | Sep 9, 2031 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE06B2009/543
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A portal extends through a vertical surface. The portal is bounded laterally by a vertical closing rail and a parallel opening rail. A flexible door has a size essentially equal to that of the portal. The door has an interior edge and an exterior edge. The interior edge is secured within the closing rail. Guide mechanisms include fixed upper and lower tracks. The upper and lower tracks are adapted to receive and guide the movement of the door when moving to and from an open orientations. A closure assembly includes upper and lower cables and pulleys adapted to move the door to the closed orientation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.