Motorized operating device intended for operating a movable screen with a windable canvas of a window covering device or a projection screen device

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United States of America Patent

PATENT NO 9371688
APP PUB NO 20130269885A1
SERIAL NO

13997087

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A motorized operating interior device for operating a movable interior screen with a windable canvas of a window covering device or of a projection screen device, the motorized operating interior device configured to be suspended by the canvas and including:

    a winding tube which is movable around a first axis and on which the canvas is adapted to be wound,an actuator which is disposed at least in part in the tube,a first element for fixing a first end of the canvas to the winding tube,the weight of the motorized operating interior device creating a canvas unwinding torque, wherein said operating device includes an compensating element for compensating for the unwinding torque and which acts exclusively by either interaction with gravity or with the canvas or both.

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Patent Owner(s)

Patent OwnerAddress
SOMFY ACTIVITES SA50 AVENUE DU NOUVEAU MONDE CLUSES F-74300

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Cavarec, Pierre-Emmanuel Mont Saxonnex, FR 24 274
Lemaitre, Sebastien Cluses, FR 3 20

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