Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Tae Woong Byeon0
Date of Patent
October 5, 2010
0Patent Application Number
119096720
Date Filed
August 24, 2006
0Patent Primary Examiner
Patent abstract
The present invention relates to a roll type blind mounted in a window for preventing light from being introduced from the outside or leaking from the inside of a room. In the blind for adjusting height and brightness made of a thick blind material according to the present invention, an inner blind material and an outer blind material of the thick blind material hang down in a tensed state by a pre-weight element and they always keep an equal width therebetween.
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