Overhead rigid-panel door
US6123139A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Sep 14, 1998 |
| Grant date | Sep 26, 2000 |
| Priority date | — |
| Expiry date | Sep 14, 2018 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE06B2009/0684
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A rigid-panel overhead door which is selectively moved up and down to open and close an opening and which is guided generally along door guides on opposed vertical sides of the opening is disclosed. The door includes a first chain disposed along one of the door guides and a second chain disposed along an opposed door guide. The door further includes a plurality of panels, each having a first end and a second end, the panels being of sufficient length to extend substantially across the opening but sufficiently limited in length so as to fit between the first and second chains and not extend beyond them. The door further includes a plurality of connectors for joining the first and second chains respectively to the first and second ends of each of the panels. Also disclosed is a rigid-panel overhead door including a door guide having a first portion which guides the door body vertically, a second portion which guides the door body horizontally, and a third portion which directs the door body into a coiled position for storage when the door is in an overhead position. The door also has a motor operatively connected to the door to move the door body along the door guide to open and clos…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.