Venetian blind structure
US6941998B2 · kind B2 · utility
Inventor
Key dates
| Filing date | Feb 17, 2004 |
| Grant date | Sep 13, 2005 |
| Priority date | — |
| Expiry date | Feb 17, 2024 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE06B9/388
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A Venetian blind structure includes an upper and lower beams made up of telescopically adjustable upper and lower inner/outer brackets respectively wherein a plurality of pull cord and retaining cord mounts are equidistantly adapted at the upper inner/outer brackets therein for a pair of mutually engaged internal and external rods to be mounted thereon, and the internal and external rods thereof have a plurality of adjustment blocks sequentially joined thereto for holding both ends of U-shaped retaining cords thereby. The mutually engaged lower inner/outer brackets are located at the bottommost side of the retaining cords therein, and plural pairs of mutually abutted upper inner and lower outer blind slats are located at retaining holes defined by upper/lower clamping sections distributed equidistantly from top to bottom of the retaining cords thereof. Thus, due to the sleeve engagement of the upper and lower inner/outer brackets and the abutting location of the upper inner and lower outer blind slats thereof, the upper inner bracket and blind slats, and the lower inner bracket thereof can be simultaneously pushed towards the upper outer upper bracket, and the lower outer blind sla…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.