Security device for controlling window blinds

Details Security device for controlling window blinds Security device for controlling window blinds

1993-12-23

1995-01-03

Johnson, Blair M.

Flexible or portable closure, partition, or panel

Plural strip, slat, or panel type

With mounting or supporting means

1601661, 1601781, E05F 1500

Patent

active

053777395

ABSTRACT:
A new and improved security device for controlling window blinds by automatically periodically lifting and lowering a single slat of a conventional venetian blind or mini blind set to simulate human activity to an observer located outside the window. The security device for controlling window blinds comprises a motor-driven pull-cord clipedly connected to a slat of the window blind set, a motor having a motor controller whereby the frequency and duration of the slat movement is established, and a fairlead wherethrough the pull-cord is routed from the window blind slat to the drive motor.

REFERENCES:
patent: 4173721 (1979-11-01), Louis
patent: 4664169 (1987-05-01), Osaka et al.

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