Flexible or portable closure – partition – or panel – Plural strip – slat – or panel type – Venetian blind type
Patent
1992-02-10
1993-05-04
Purol, David M.
Flexible or portable closure, partition, or panel
Plural strip, slat, or panel type
Venetian blind type
160170, E06B 926
Patent
active
052072614
ABSTRACT:
A venetian blind includes a winding drum (5), on which is wound a cord (8) fastened to the lowermost slat (10) of the blind, and a mechanism for orienting the slats of the blind, including a flexible ladder which is driven frictionally and the bands (15, 16) of which are fastened to the slats of the blind for their orientation.
The orientation device includes a slide (17) mounted elastically and displaced transversely by the cord (8) when a pulling force is exerted on the cord. The slide controls the passage of stop pieces (27, 28) fixed to the ladders and consequently the orientation of the slats of the blind.
REFERENCES:
patent: 2182804 (1939-12-01), Haase
patent: 2604939 (1952-07-01), Griesser
patent: 4200135 (1980-04-01), Hennequin
patent: 4334572 (1982-06-01), Frei
patent: 4917168 (1990-04-01), Chen
Purol David M.
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