Window blind activator

Details Window blind activator Window blind activator

E - Fixed Constructions

06

B

E06B 9/56 (2006.01) E06B 9/308 (2006.01) E06B 9/322 (2006.01) E06B 9/32 (2006.01)

Patent

CA 2081876

ABSTRACT 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 take-up tube and at its other end to the blind fabric. The take-up tube is rotated to wind or unwind the cord. A drive core rotatably disposed within a bi-directional friction brake, said drive core connected to said take-up tube, said bi- directional friction brake being fixed to said headrail. When the cord is wound around the take-up tube, the blind fabric is raised. When the cord is unwound, the blind fabric is lowered.

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