Flexible or portable closure – partition – or panel – Pleating type – Multiple section unit
Reexamination Certificate
2006-04-18
2006-04-18
Purol, David (Department: 3634)
Flexible or portable closure, partition, or panel
Pleating type
Multiple section unit
C160S115000
Reexamination Certificate
active
07028737
ABSTRACT:
A Venetian blind for day
ight use includes a fixed upper beam attached at the top of a door/window, a movable beam disposed beneath the fixed upper beam, and a lower beam disposed at the bottommost thereof wherein a light-penetrable folding blind (slats) with cord passing holes disposed thereon is attached between the fixed upper beam and the movable beam thereof, and a sheltering folding blind (slats) with cord passing slots distributed thereon is located between the movable beam and the lower beam thereof. The fixed upper beam has three equally spaced cord passages arranged at the bottom side thereon in alignment with three through holes disposed at the upper surface of the movable beam thereon. A sheltering-blind pull cord unit and a light-penetrable-blind pull cord unit are respectively led through engaging holes with locating members mounted therein at both lateral sides of the fixed upper beam thereof and extend downwards till fixedly tied up to the movable beam and the lower beam respectively. Thus, the Venetian blind thereof is variably operated to display either the light-penetrable or sheltering blinds or both of them for day
ight use to meet the need of a user according to different situations, and economically designed with both light-penetrable and sheltering blinds combined into one unit and sharing the same fixed upper beam, movable beam, and the lower beam, etc., to achieve the economical efficiency thereof.
REFERENCES:
patent: 4799524 (1989-01-01), Guermonprez
patent: 4813468 (1989-03-01), Fraser
patent: 4953610 (1990-09-01), Phillips et al.
patent: 5121783 (1992-06-01), Nilsson
patent: 6516856 (2003-02-01), Lai
patent: 6648048 (2003-11-01), Lai
patent: 6854502 (2005-02-01), Lai
Ching Feng /Blinds Ind. Co., Ltd.
Purol David
Troxell Law Office PLLC
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