Patent ID: 7275580
Filing Date: 2007-10-02
Classification: E06B

Abstract:
1. A window shade comprising: a head rail, a plurality of collapsible rows suspended from the head rail, a plurality of securement members, and a plurality of opening members; each of the plurality of rows extending in a transverse direction and having a first transverse margin, and a second transverse margin; the plurality of securement members being restrainedly positioned with each of the plurality of rows at the first transverse margin of each row; at least one of the plurality of rows comprising a major edge portion and a minor edge portion, wherein when the row is in a closed position, the row narrows from the major edge portion to the minor edge portion; the at least one of the plurality of rows further being restrainedly positioned with a first of the plurality of opening members at the second transverse margin; and a first vertical adjustment mechanism operatively connected to the first opening member, the first vertical adjustment mechanism enabling the first opening member to open or close the row restrainedly positioned therewith.