A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Present disclosure relates to an adjustable roller shade. Adjustable roller shade includes: roller shade fabric winding shaft, weight, movable pulley, loop traction rope, a first and a second winders, and a first and a second tensioning wheels. Roller shade fabric is wound on roller shade fabric winding shaft forming upper edge of adjustable roller shade. Weight is attached to bottom of roller shade fabric forming lower edge of adjustable roller shade. Movable pulley is fixedly attached to one end of the roller shade fabric winding shaft. Loop traction rope is wound around the movable pulley, the first and second winders, and the first and second tensioning wheels. A driving motor drives first winder to rotate in different combination of directions to raise or lower upper edge and lower edge of adjustable roller shade, resulting adjustable roller shade to be opened or closed freely from both upper and lower edges.
Present disclosure relates to an adjustable roller shade. Adjustable roller shade includes: roller shade fabric winding shaft, weight, movable pulley, loop traction rope, a first and a second winders, and a first and a second tensioning wheels. Roller shade fabric is wound on roller shade fabric winding shaft forming upper edge of adjustable roller shade. Weight is attached to bottom of roller shade fabric forming lower edge of adjustable roller shade. Movable pulley is fixedly attached to one end of the roller shade fabric winding shaft. Loop traction rope is wound around the movable pulley, the first and second winders, and the first and second tensioning wheels. A driving motor drives first winder to rotate in different combination of directions to raise or lower upper edge and lower edge of adjustable roller shade, resulting adjustable roller shade to be opened or closed freely from both upper and lower edges.
Adjustable roller shades
ZHANG JIWEN (author)
2023-08-29
Patent
Electronic Resource
English
IPC:
E06B
Feste oder bewegliche Abschlüsse für Öffnungen in Bauwerken, Fahrzeugen, Zäunen oder ähnlichen Einfriedungen allgemein, z.B. Türen, Fenster, Läden, Tore
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FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES, OR LIKE ENCLOSURES, IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES