Cord lock mechanism for venetian blind

Details Cord lock mechanism for venetian blind Cord lock mechanism for venetian blind

1978-07-13

1979-12-25

Caun, Peter M.

Flexible or portable closure, partition, or panel

Plural strip, slat, or panel type

Venetian blind type

24136A, 188 651, E06B 938, E06B 9322

Patent

active

041801180

ABSTRACT:
A cord locking mechanism is described for a venetian blind for locking the flexible blind lifting and lowering member in any selected position by gripping the member between a guide and a serrated locking pin movable toward and from the guide; a helper member is movable toward and from the locking pin when in its unlocked position in order to insure engagement of the flexible member with the locking pin and movement of the locking pin into a locking position.

REFERENCES:
patent: 198527 (1877-12-01), Wethered
patent: 1457029 (1923-05-01), Hazlett et al.
patent: 1482268 (1924-01-01), Schopper
patent: 2155945 (1939-04-01), Lewis
patent: 2172657 (1939-09-01), Haase
patent: 3294153 (1966-12-01), Fountain
patent: 3756565 (1973-09-01), Sakai
patent: 3952789 (1976-04-01), Marotto
patent: 4049303 (1977-09-01), Irwin et al.

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