Sectional overhead door construction
US6015003A · kind A · utility
Inventor
Key dates
| Filing date | Apr 23, 1998 |
| Grant date | Jan 18, 2000 |
| Priority date | — |
| Expiry date | Apr 23, 2018 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T24/45262
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A sectional overhead door construction utilizing articulated panels with a unique pinch-free interlocking system for connecting the lower edge of the panel with the upper edge of the panel therebelow utilizing a slotted configuration for greatly facilitating and expediting assembly. In preferred embodiments the panels will define an engagement finger positionable within an insertion slot or enlarged keyhole section of an adjacent panel. Movement of the engagement finger along the insertion slot will achieve placement thereof within an engagement slot which allows pivotal articulated relative movement between vertically adjacent sectional door panels within the articulated door panel apparatus.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.