Venetian blind with wand operator
AssigneeSprings Window Fashions Division, Inc.
InventorsScott I. Biba, John R. Genova
Life of this patent
Estimating the term…
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AssigneeSprings Window Fashions Division, Inc.
InventorsScott I. Biba, John R. Genova
Estimating the term…
A window blind of the type having a headrail, bottom rail and an expandable and contractable shade between the headrail and bottom rail. An elongated wand has an upper end mounted on the headrail and a flexible operating cord is formed into an endless cord operating loop and guided by loop guides in a closed loop path extending through the headrail and the wand passage. Lift cords are attached to the bottom rail and extend from the bottom rail into the headrail and the lift cords are connected to the endless operating loop. A cord lift handle member is mounted for movement along an outer side of the wand and has cord grip mechanism for gripping a portion of the endless cord operating loop to move the operating loop in a direction to raise the bottom rail when the handle member is moved in one direction along the wand. A cord lock is provided for releasably retaining the bottom rail in selected raised positions.
A window blind comprising:
A window blind comprising, a headrail, a bottom rail, flexible ladder means between the bottom rail and headrail and supporting a plurality of slats, lift cord means having one end connected to the bottom rail and extending from the bottom rail into the headrail, control means for tilting the slats and for raising and lowering the bottom rail, said control means including an elongated wand having lengthwise extending wand passage means opening along one side of the wand and wand connector means for mounting the upper end of the wand on the headrail for turning relative thereto, slat tilt operating means connected to the ladder means and responsive to turning of the wand for tilting the slats, the wand connector means providing cord passage means between the headrail and an upper end of the wand passage means, flexible cord means connected to the lift cord means and providing an endless cord operating loop, loop guide means including a loop guide adjacent a lower end of the wand and at least one loop guide in the headrail for guiding the endless cord operating loop in a closed loop path extending from the headrail and into the wand passage, manually operable lift cord operating means including a handle member mounted for movement along an outer side of the wand and cord grip means on the handle member operable to grip a portion of the operating loop in the wand passage and move the operating loop in a direction to raise the bottom rail in response to movement of the handle member in one direction along the wand, and cord lock means for releasably engaging a portion of the operating loop to retain the bottom rail in raised positions.
Dependencies are inferred from the claim text.