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US 7,802,608 B2Granted
Modular transport system for coverings for architectural openings
AssigneeHunter Douglas Inc.
InventorsRichard Anderson, Wendell B. Colson, Steven R. Haarer
Life of this patent
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Abstract
A modular blind transport system for a window blind application. The complete system may be assembled from a relatively small number of individual modules to obtain working systems for a very wide range of applications, including especially a category of counterbalanced blinds wherein a relatively small external input force may be used to raise or lower the blind, and/or to open or close the blind.
Claims3
A tilt station for a covering for an architectural opening, comprising:
- a covering for an architectural opening;
- a cradle;
- a tilt pulley mounted for rotation on said cradle, said tilt pulley defining a first axis of rotation;
- means for tilting the covering to a closed position and to an open position by rotating the tilt pulley;
- a lift rod extending through said tilt pulley along said first axis of rotation, wherein said tilt pulley rotates independently of said lift rod, and further comprising:
- means for raising and lowering the covering by rotating the lift rod;
- a tilt rod, defining a second axis of rotation which is different from and parallel to the first axis of rotation;
- a tilt gear mounted for rotation on said cradle, said tilt rod extending through and driving said tilt gear;
- and
- a tooth profile projecting outwardly from said tilt pulley and meshed with said tilt gear, wherein said tilt gear drives said tilt pulley.
7 more elements
Dependencies are inferred from the claim text.