Double shade headrail with removable cord collection spools

Flexible or portable closure – partition – or panel – Plural strip – slat – or panel type – Venetian blind type

Reexamination Certificate

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Details

C160S084040

Reexamination Certificate

active

06964291

ABSTRACT:
A headrail suitable for use with a roller shade or a blind of the type having at least two spaced apart lift cords has a roller attached to the headrail in a manner to permit rotation of the roller and prevent movement of the roller in a longitudinal direction. The outer surface of the roller is free of threads and other projections such that roller shade material can be wrapped about the roller. A plurality of cord collection spools are provided on the roller. The spools can be slid off one end of the roller and may be moveable in a longitudinal direction or fixed to the roller by a set screw or clamp. If fixed to the roller the cord collection spool has a conical shape and an attachment position for a lift cord that is offset in a transverse direction along the roller from the hole in the bottom of the headrail through which a lift cord passes onto the cord collection spool. This headrail can be configured for a double shade and used for a double shade, or for a single a roller shade or for a single shade having lift cords such as a pleated shade.

REFERENCES:
patent: 5133399 (1992-07-01), Hiller et al.
patent: 5205334 (1993-04-01), Judkins
patent: 5259433 (1993-11-01), Cloutier
patent: 5328113 (1994-07-01), de Chevron Villette et al.
patent: 5645118 (1997-07-01), Lagarde
patent: 5699847 (1997-12-01), Villette et al.
patent: 5908062 (1999-06-01), Fun
patent: 6244532 (2001-06-01), Watanabe
patent: 6786270 (2004-09-01), Wen et al.
patent: 2001/0035269 (2001-11-01), Judkins
patent: 0 380 346 (1990-08-01), None

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