Device for operating blinds with assisted force

Details Device for operating blinds with assisted force Device for operating blinds with assisted force

1997-11-17

2000-10-17

Redman, Jerry

Movable or removable closures

Closures interconnected for concurrent movement

Louver-type closures

49 801, 49 871, E06B 708

Patent

active

061313351

ABSTRACT:
A device for operating blinds includes a centralized control device 92) for the blinds and an actuator (3) for actuating the control device that are in a casing (4) fixed in or on an upright (5) of the window. The actuator (3) for the blinds includes a rod (6) connecting the centralized control device (2) to individual levers (7) that are each secured to a pivotal axle (8) of a slat of the blinds. The actuator (3) for the blinds is provided with a device (10) for compensation of the weight of the slats.

REFERENCES:
patent: 1960763 (1934-05-01), Waddell et al.
patent: 2479602 (1949-08-01), Carani
patent: 2699579 (1955-01-01), Jones
patent: 3954023 (1976-05-01), Perez-Aguilar
patent: 4268995 (1981-05-01), Villa
patent: 4850138 (1989-07-01), Watanabe et al.
patent: 5560147 (1996-10-01), Ashida et al.

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