Drawstring fastener for curtain

Details Drawstring fastener for curtain Drawstring fastener for curtain

A - Human Necessities

47

H

A47H 11/00 (2006.01) E06B 9/322 (2006.01) E06B 9/324 (2006.01) E06B 9/326 (2006.01)

Patent

CA 2416935

The present invention discloses a drawstring fastener for curtain having a front wall and a rear wall of a base structure, mutually pressed by a positioning wheel and a latch wheel, so that a drawstring can be fastened, and the drawstring is controlled and positioned by means of a polygonal wheel formed by different planes on the periphery of the positioning wheel and a serrated thread of the positioning wheel, so that the structure of the drawstring will not be damaged easily when external force is exerted on the drawstring. The present invention also saves energy for the operation, has a tight engaging effect, and improves the life of use.

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