POSITIONING APPARATUS OF A WINDOW SHADE
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United States of America Patent
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Issued Date -
Sep 12, 2013
app pub date -
Dec 12, 2012
filing date -
Mar 7, 2012
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The present invention provides a positioning apparatus of a window shade, installed on an upper beam or a lower beam of said window shade and functioned with a pulling string of said window shade to generate a positioning effect or being pulled thereof and with said pulling string in a tensioned state, said positioning apparatus of said window shade comprising: a supporting stand, having a body part and at least one installation part extended on one side of said body part; and at least one circular ring, attached to said body part, and said puling string at least partially surrounding a circumference of said at least one circular ring to form a winding thereon.
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