US2013269889A1PendingUtilityA1

Movable Window Curtain On A Vertical And Curved Track

Individually held — no corporate assignee on recordPriority: Apr 12, 2012Filed: Apr 12, 2012Published: Oct 17, 2013
Est. expiryApr 12, 2032(~5.7 yrs left)· nominal 20-yr term from priority
Inventors:Ming Lan
A47H 2001/045A47H 1/04A47H 2201/01A47H 13/06
36
PatentIndex Score
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Cited by
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References
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Claims

Abstract

Present invention provides a cost-effective way to implement window curtain(s) movement control on a vertically-oriented and generally round track, where a bendable “I” track will be placed along the shape of a round or curved window frame, with a plurality of rollers moving along the a bendable track, either “I” track or “C” track, where some magnetic buttons on the mounting pieces may provide for the pre-set locations for the curtains to easily set and adjust to these locations when the curtains are moved about in a fan-like fashion around a pivot center.

Claims

exact text as granted — not AI-modified
The invention claimed is: 
     
         1 . A movable window curtain on a vertical and curved track, comprising:
 a bendable track having a plurality of rollers each having a snap button, said rollers are shaped to remain slidably engaged along said track length;   a plurality of fan-shaped curtain pieces;   a snap button string for attaching to said fan-shaped curtain pieces;   a plurality of mounting pieces; and,   a radius center joint maintaining a fixed point of circular motion for the fan-shaped curtain pieces.   
     
     
         2 . The movable window curtain on a vertical and curved track of  claim 1 , wherein said bendable track is in the shape of an “I” track. 
     
     
         3 . The movable window curtain on a vertical and curved track of  claim 1 , wherein said bendable track is in the shape of a “C” track. 
     
     
         4 . The movable window curtain on a vertical and curved track of  claim 1 , wherein the bendable track forms a round circle. 
     
     
         5 . The movable window curtain on a vertical and generally round track of  claim 1 , wherein the bendable “I” track forms a partial circle. 
     
     
         6 . The movable window curtain on a vertical and curved track of  claim 1 , wherein each of said mounting piece contains a magnetic button and each of said fan-shaped curtain pieces contains a plurality of corresponding magnetic button for attaching to said magnetic button on said mounting piece. 
     
     
         7 . The movable window curtain on a vertical and curved track of  claim 1 , wherein the mounting piece may be a screw in the case of a “C” track. 
     
     
         8 . The movable window curtain on a vertical and curved track of  claim 1 , wherein said radius center joint is made by joining the pointed ends of said fan-shaped curtain pieces together. 
     
     
         9 . The movable window curtain on a vertical and curved track of  claim 1 , wherein said radius center joint is formed by an elastic band joining the pointed ends of said fan-shaped curtain pieces together. 
     
     
         10 . The movable window curtain on a vertical and curved track of  claim 1 , wherein the bendable track is only half a circle to fit the shape of a half-circle window frame, the radius center joint will be located at the middle point of the straight line edge of the half-circle window frame. 
     
     
         11 . The movable window curtain on a vertical and curved track of  claim 1 , wherein said radius center joint is made by a thin rigid object having two ends mounted to said track, with the middle point of said thin rigid object coincide with said radius center joint location of the vertical round track. 
     
     
         12 . The movable window curtain on a vertical and curved track of  claim 1 , wherein a grab handle is made on a corner near the arc side of each said fan-shaped curtain pieces. 
     
     
         13 . A movable window curtain on a vertical and curved track, comprising:
 a bendable track having a plurality of rollers each having a snap button, said rollers are shaped to remain slidably engaged along said track length;   a wide angle curtain piece;   a snap button string for attaching to said wide angle curtain piece;   a plurality of mounting pieces; and,   a radius center joint maintaining a fixed point of generally circular motion for the wide angel curtain piece to move along said track.   
     
     
         14 . The movable window curtain on a vertical and curved track of  claim 13 , wherein said bendable track is in the shape of an “I” track. 
     
     
         15 . The movable window curtain on a vertical and curved track of  claim 13 , wherein said bendable track is in the shape of a “C” track. 
     
     
         16 . The movable window curtain on a vertical and curved track of  claim 13  further having one or more fan-shaped curtain pieces that will be fixed to the same radius center joint with the corresponding arc side moving along said track. 
     
     
         17 . A movable window curtain on a vertical and curved track, comprising:
 a bendable track forming the desired arc shape in a vertical fashion and having a plurality of rollers each having a snap button, said rollers are shaped to remain slidably engaged along said track length;   a plurality of fan-shaped curtain pieces;   a snap button string for attaching to said fan-shaped curtain pieces;   a plurality of mounting pieces; and,   a pivoting swing center for moving the arc side of said curtain pieces along the track while joining the pointed end of said curtain pieces together on the side of said track opposite to the moving arc side.

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