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7624785 |
Self-raising window covering
The present invention relates to a self-raising window covering and a control mechanism for the window covering. In particular, the window covering includes a drive unit, such as constant force...
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7562688 |
Bearing cradle
A cradle for rotatably supporting at least one drive spool for a window covering about which a drive cord is windable includes a pair of left and right bearing blocks in side-by-side relationship,...
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7546866 |
Cordless blinds
A window blind assembly includes a headrail having a longitudinal axis, a bottom rail suspended below the headrail and a window covering material extending between the headrail and the bottom rail,...
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7540315 |
Winding mechanism for a window blind
A winding mechanism for a window blind includes a base having two slideways, a rotation member rotatably mounted on the base and having an outer wall formed with a threaded guide portion, and a...
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7520311 |
Threaded lift cord spool for coverings for architectural openings
A system for assuring removal of a cord from its wrapping in an external thread of a spool utilizes a follower having an internal thread that moves along the spool upon rotation of the spool with...
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7367377 |
Winding device for Venetian blind
A winding device for a Venetian blind includes at least one support seat secured to a headrail to correspond to the position of at least one pull cord and having an inside formed with a through...
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7287570 |
Window covering lifting system and method
A window covering, a lifting system for a window covering and a release mechanism for a lifting mechanism are disclosed. The window covering includes a head rail, a bottom rail, a window covering,...
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7096918 |
Winding device for a window blind
A winding device includes a headrail, a winding drum, a pull cord, a carriage member, and a guide member. The winding drum is mounted on the headrail, is operable so as to rotate relative to the...
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6957681 |
Embedded type motorized blind device
An embedded type motorized blind device. A power supply section has a motor. A power transmitting section has a worm gear coupled to the shaft of the power supply section, a worm wheel positioned...
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6957680 |
Framed covering for architectural opening
A framed covering for an architectural opening includes a collapsible shade that is moveable between open and closed positions relative to the architectural opening with the collapsible shade being...
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6918424 |
Cord winding device for a blind
A cord winding device includes a cord adapted to lift and lower a blind, a winding screw which is rotatable for winding and unwinding the cord and which has a screw thread portion, and a guide body...
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6708750 |
Control and motorization system
A system for effecting and controlling the movement of a window covering between different positions. In particular, the present invention includes a motor coupled to a window covering by way of a...
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6662850 |
Lift coard concealable venetian blind lift control mechanism
A lift cord concealable Venetian blind lift control mechanism is constructed to include a base having two hollow screw rods axially aligned at two sides and selectively mounted in the top or bottom...
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6659156 |
Screw transmission mechanism for a blind
A screw transmission mechanism for a motor-driven blind is constructed to include a driving unit, and at least one cord roll-up unit controlled by the driving unit to lift/lower or tilt the slats...
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6244532 |
System and apparatus for winding a lifting cord
A system and apparatus for winding a lifting cord. The device comprises a rotatable shaft (14), a wrapping guide (22) and a winding drum (12) mounted on the rotatable shaft (14) such that the...
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6230784 |
Electrically operated aircraft window with a sliding take-up spool
An electrically driven motor capable of smoothly and efficiently raising and lowering a shade of an aircraft window. The aircraft window includes a spool which can slide axially. A cord is tied to...
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6223802 |
Control system for coverings for architectural openings
A control system for a vertically moveable covering for an architectural opening includes a uni-directional drive assembly that is operated with a single pull element such that upon pulling of the...
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RE37068 |
Windshield shade assembly for motor vehicles
A shade assembly for a vehicle windshield includes an axle secured at its ends to two side brackets attachable at the windshield top at two opposite sides of the windshield. The axle is also...
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6158494 |
Winding device for window covering
The inventive winding device comprises a transmission shaft, a plurality of thread shafts, a plurality of fixing stages and a plurality of cords. The plurality of cords are fixed on corresponding...
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6135189 |
Mechanism for constant balance
Constant balance of a varying load, particularly a window shade or blind, is maintained by providing a lifting force, preferably from a spring, through a mediating mechanism comprising a variable...
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5960846 |
Cordless cellular shade
A cordless cellular or pleated window shade having a head rail, a bottom rail and a pleated shade fabric therebetween uses a conventional spring tensioned roller shade bar for raising and lowering...
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5839494 |
Bottom and top stacking venetian type blind with fixed headrail tilt
A bottom stacking and top stacking venetian type blind has a fixed headrail containing a tilt mechanism which tilts the lift cords as well as the movingrail and bottomrail, maintains the centerline...
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5318090 |
Roller assembly for venetian blind
A roller assembly for a Venetian blind includes a rotating rod which has a rectangular axial hole formed therethrough. A portion of a pull cord is wound on the rotating rod so as to move slats...
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5228491 |
Monocontrol venetian blind
Headrail hardware to lift and tilt a Venetian blind is provided. A single control operates both the lift and the tilt function. A multiturn band brake tilter is used with each ladder cord in a way...
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5184660 |
Window blind activator
A device for raising and lowering window blind fabrics. The device has a hollow take-up tube disposed around and threadably engaged to a stationary guide. A cord is connected at its one end to the...
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5178200 |
Venetian-or pleated blinds, particularly for multiple pane insulating glass window
Venetian blinds, pleated blinds or the like, suspended in a cord drive system mounted in a housing, adapted to be positioned between the glass panes in a double glass window, particularly an...
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5135279 |
Windshiled shade assembly for motor vehicles
A shade assembly for a vehicle windshield includes an axle secured at its ends to two side brackets attachable at the windshield top at two opposite sides of the windshield. The axle is also...
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5133399 |
Apparatus by which horizontal and vertical blinds, pleated shades, drapes and the like may be balanced for "no load" operation
An improved blind unit or shade having no pull cord for raising and lowering the blind members of the blind unit. The lower rail is movable upwardly from the lowermost position thereof when an...
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5103888 |
Blind slats lifting device
A pair of lifting cords are connected to a bottom rail at their lower ends and are connected to ends of a head box at their upper ends so as to lift and lower the slats of a blind. A pair of...
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5070927 |
Roller assembly for a window blind
A roller assembly includes an elongated casing with a shaft longitudinally provided within it. A U-shaped bracket with two opposed sides and a bottom connecting the two sides is fixed in the...
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4979775 |
Axially displaceable window shade for windshield or the like
A window shade includes a winding shaft and a shade strip. The shaft cooperates with a support such that the shaft is axially displaced when the strip is pulled past a window or wound back onto the...
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4726410 |
Assembly for mounting a pleated window covering
A slideably and rotatably mounted roller member performs a precision take up reel function in the environment of a track mounted, drawable, pleated window covering. The roller member slides along...
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4623012 |
Headrail hardware for hanging window coverings
A capstan based system for pulling and accumulating the pull-cords used to lift hanging window coverings from their bottoms. A cylindrical capstan is supported in bearings so that it is free to...
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3352349 |
Venetian blind
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3310099 |
Electric venetian blind
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3181595 |
Venetian blinds
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