Single pull-cord controller of roman shade

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United States of America Patent

PATENT NO 9341020
SERIAL NO

14666504

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Abstract

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A single pull-cord controller of roman shade comprises: a main control unit, a winding member, a first shaft member, a second shaft member, an inner bushing, an outer bushing, and a coupling unit. By the single pull-cord controller of the present invention, the up-down operation of the roman shade can be controlled by the pulling or releasing of a single pull-cord, and the pull-cord after manipulation can be wound within the controller by the recovery of the clock spring. Therefore, dangerous state of strangulation by wrapping around children's neck can be effectively avoided to achieve the object of safety precaution.

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Patent Owner(s)

Patent OwnerAddress
UNI-SOLEIL ENT CO LTDNO 392 XIAOXINYING SHANHUA DIST TAINAN CITY

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kao, Yu-Ting Tainan, TW 28 157

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