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7287569 Tilt and lift device for adjusting tilt angle and height of slats of a Venetian blind  
A Venetian blind includes a control, a square transmission shaft joined to the control, an external tube, and a reel tube having an external spiral groove, along which a lift cord is wound; the...
7258297 Reel assembly for a venetian blind  
A reel assembly includes a bracket and a reel pivotally received in the bracket. The bracket has a slanted face formed on a top face of the sidewall to be adjacent to the cutout for facilitating...
7222656 Method of making a window covering  
In a method of making a window covering material a plurality of slats preferably made of fabric or plastic film, are provided. Each slat has opposite longitudinal edges and each longitudinal edge...
7174942 Blind slats for door/window venetian blind  
Blind slats for door/window Venetian blinds include a door/window frame made up of a plurality of side brackets wherein the left and right side brackets are provided with a plurality of retaining...
7168475 Shutter-type covering for architectural openings  
A Venetian-style window blind ( 10 ) that resembles plantation style shutters is described. In a preferred embodiment, the headrail is shaped like the plurality of slats depending from it, is...
7124802 Cascade shade  
A cascade shade comprising a horizontal blind and a fabric cover assembly having means to attach it to the blind to produce a series of cascading loops or folds covering the blind without...
7089988 Window blinds opening and closing device  
An apparatus for opening and closing window blinds converts rotary motion about a vertical axis of a vertical rod into rotary motion about a horizontal axis of a horizontal member. A lever is...
7082982 Retrofit doorlight blind assembly  
A retrofit blind assembly for a doorlight. The assembly includes a frame, a transparent panel, and a blind snap-fitted to the frame. The blind actuator includes gears and a toothed belt for...
7021359 Window covering  
A window shade comprising a plurality of collapsible shade rows. Each of the shade rows being adjustable from a closed state to an opened state by an operating mechanism, and including a stiff...
6976522 Venetian blind ladder drum and method of assembling venetian blind  
A ladder drum for a venetian blind, a venetian blind assembly utilizing a ladder drum and a method of assembling a venetian blind. The ladder drum includes pairs of slots for securing ladder lace...
6959750 Ladder operated covering with fixed vanes for architectural openings  
A covering for an architectural opening in the form of a Venetian blind includes a plurality of supporting ladders for horizontally disposed but vertically spaced slats with the ladders including...
6945302 Window blind control structure  
A window blind control structure used in a window blind for controlling lifting and tilting of the blind slats is constructed to include a transmission mechanism mounted in a headrail of the window...
6910516 Curtain blind take-up drive mechanism with non-slip effect  
A curtain blind take-up drive mechanism with non-slip effect having a freehand turn operation. The non-slip effect is configured to prevent slats of the blind from slipping down, and further...
6901988 Shutter-like covering and hardware for architectural opening  
A modular shutter blind system for a window blind application. A window blind is made to look like a window shutter by having airfoil shaped slats which traverse in toward the window when the blind...
6854504 Blind assembly having fabric blind slats  
A fabric blind assembly. The assembly includes a headrail, a bottom rail suspended below the headrail, fabric blind slats arranged in parallel between the headrail and the bottom rail. Each fabric...
6817401 Retrofit doorlight blind assembly  
A retrofit blind assembly for a doorlight. The assembly includes a frame, a transparent panel, and a blind snap-fitted to the frame. The blind actuator includes gears and a toothed belt for...
6808002 Balanced tilt mechanism for a covering for an architectural opening  
A balanced tilt mechanism for use in a covering for an architectural opening includes an actuator cord having a weighted tassel that cooperates with a tapered bobbin in a tiltable headrail in the...
6799624 Mini-blind apparatus  
A mini-blind apparatus is disclosed having a first horizontal slat and a second slat disposed spaced and parallel relative to the first slat. The apparatus includes a first tab having a first and a...
6792996 Venetian blind  
An improved Venetian blind type window covering having an open position and a closed position is provided. When in a closed position, the window covering presents a face that conceals a securement...
6786268 Actuator device for view through window covering  
An actuator device is provided for use in a view-through window covering having a plurality of cells. The actuator device includes at least one cooperating pair of control members including a first...
6752194 Window blind having an operating device for concealed pull ropes thereof  
A window blind includes a housing, slats, and a bottom rail. A shaft is journalled in the housing. A pair of pull ropes extends through the housing and the slats, and connects the shaft to the...
6705379 Shutter simulation venetian blind  
A shutter simulation Venetian blind is constructed to include a fixed headrail shield by a top block at the top side of the window, two side blocks longitudinally located on two sides of the...
6662851 Ladder operated covering with fixed vanes for architectural openings  
A covering for an architectural opening in the form of a Venetian blind includes a plurality of supporting ladders for horizontally disposed but vertically spaced slats with the ladders including...
6648048 Window blinding system with multiple shading effects  
A window blinding system includes a top traverse supporter adapted for affixing to a top beam of a ceiling, a first shading arrangement, and a second shading arrangement. The first shading...
6644377 Overlapping blind apparatus  
The overlapping blind apparatus comprises first and second ladder strings which are biased by a top pulley in either clockwise or counter-clockwise directions. Bridging strings are provided in...
6644376 Single control tilt drive unit  
A tilt drive unit for a horizontal or vertical venetian blind, operated by a common drive system. The tilt drive unit is designed to keep the blind slats in a titled-open position during extension...
6634406 Mini blind apparatus  
A mini blind apparatus is disclosed. The apparatus includes a first slat having a first and a second end and a front and a rear edge. A second slat is disposed spaced and parallel relative to the...
6619366 Universal head rail  
A universal head rail assembly includes a front wall and a back wall, wherein the front wall includes a first contour formed on an outer face thereof and the back wall includes a second contour...
6601633 Insulated glass blind assembly  
An insulated glass window with an integral blind assembly. At least one of the glass spacer corner keys includes an integral pulley for cords associated with the blind. An operator on an exterior...
6561252 Cord-driven drum  
A drum is driven by cord ends, which are wrapped onto the drum. The drum sits in a housing with slotted openings which are opposite each other and in a plane which is substantially tangent to the...
6557615 Horizontal window blind apparatus  
A horizontal window blind apparatus having at least a first and a second slat disposed parallel and spaced relative to each other is disclosed. The apparatus includes a first tab which is secured...
6533018 System for holding batteries in a headrail for powered coverings for architectural openings  
A system for holding batteries in a headrail comprises a battery carrier that cooperates with a battery carrier housing through an opening in the bottom of a headrail housing. The battery carrier...
6527034 Slat-positioning drum for a venetian blind  
A slat-positioning drum is rotatably mounted in a positioning base fixedly mounted in a head rail of a venetian blind and includes a hollow upper section and a top plate. Two parallel channels are...
6470951 Structure of a blind adjustment  
A structure of a blind adjustment is operated by a rail and a shaft, and comprises a leading screw, a sliding seat, two confining parts, two adjustors and a housing. The leading screw is sleeved...
6431246 Modular horizontal window blind  
A window blind having a plurality of substantially identical mounting blocks that are adapted to receive a mounting rod in an aperture formed in each of the mounting blocks wherein the mounting rod...
6425432 Cord tilter with an elevated start gear ratio  
A venetian blind cord tilter, mounted in a head rail, that interfaces and drives a tilt rod, with the tilter itself having a wheel gear ( 20 ) to which lines are wound for rotating the tilt rod and...
6405783 Horizontal window blind apparatus  
A horizontal window blind apparatus is disclosed for selectively controlling light transfer through a window. The apparatus includes a frame disposed within the window and a tab movably connected...
6401790 Magnetic dual glasses window structure  
A magnetic dual glasses window structure includes a window blind, provided between two panes of glass, including tilt cords for supporting a plurality of slats and an operating system which...
6298897 Control wand for coverings for architectural openings  
A system for reversibly rotating a shaft for operation of the control system in a covering for an architectural opening includes two relatively linearly moveable members at least one of which has a...
6293330 Universal head rail  
A universal head rail assembly includes a front wall and a back wall, wherein the front wall includes a first contour formed on an outer face thereof and the back wall includes a second contour...
6279642 Fixing device in a venetian blind  
A fixing device in a venetian blind integrally made of high molecular material comprises a cord engaging part, a band passing part, and a core. The cord engaging part is at one side of a base,...
6253823 Headrail for cut down venetian type blinds  
A venetian type blind has a headrail that can be cut down along cut lines very close to the outermost ladder locations. The cradle and spool in the headrail are sized and configured so that the...
6240999 Stepped lamella for guiding light radiation  
The present invention relates to lamellae for light deflection and for scattering radiation, particularly sun radiation. The lamellae comprise two portions wherein the first portion is graded like...
6227279 Venetian type blind having segmented pivoting tilting slat  
A Venetian type blind has a bottomrail, a headrail positioned above the bottomrail, a tilting slat, and two sets of slats carried on either upper ladders or lower ladders. The tilting slat has a...
6189596 Structure of a driving mechanism for venetian blinds  
The present invention relates to an improved structure of a driving mechanism for a venetian blind, wherein the frame body is provided with fixing seats having being mounted with blind slat control...
6167938 Blind with angled slats having unequal wings  
A blind with angled slats where the sides are of unequal length allowing light transmission in the open and intermediate positions, no light transmission in the closed position and a flush planar...
6135187 Length adjustable venetian type blind having clamps  
Clamps are provided for shortening a venetian type blind to fit windows of different lengths. The clamp has two portions connected by hinge. The two portions are fastened together on a lift cord...
6123137 Combined multiple-glazed window and light-control assembly  
A double-pane window having a light-control assembly within its peripheral frame. The light-control assembly has an upper section which is adapted to redirect light entering the window through the...
6119756 Window blind insert  
A window insert suitable for insertion into a conventional window insert receptacle includes a frame and a blind assembly mounted to the frame. The frame defines an opening, and is adapted for...
6089303 Control wand for coverings for architectural openings  
A system for reversibly rotating a shaft for operation of the control system in a covering for an architectural opening includes two relatively linearly moveable members at least one of which has a...