Cord retraction device

Details Cord retraction device Cord retraction device

1992-05-01

1994-01-18

Stodola, Daniel P.

Winding, tensioning, or guiding

Strand tensioning device

Tortuous course

1601781, B65H 7548

Patent

active

052794733

ABSTRACT:
A cord retraction device specifically adapted for use with window blinds is provided, having cord attachment member adapted to engage a cord loop to a take up spool, wherein the loop is free to slide through the attachment member when the cord is in the unretracted position.

REFERENCES:
patent: 898083 (1908-09-01), Amstalden
patent: 2565339 (1951-08-01), Anderson
patent: 2678779 (1954-05-01), Bellmer
patent: 2834314 (1958-05-01), Moore
patent: 3693596 (1972-09-01), Croce
patent: 3716436 (1988-02-01), Lerner et al.
patent: 3809331 (1974-05-01), Gaul
patent: 4271893 (1981-06-01), McClusky
patent: 4466581 (1984-08-01), Hill
patent: 4802638 (1989-02-01), Burger et al.
patent: 4909298 (1990-03-01), Langhart

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