ES136842U - Persiana perfected. (Machine-translation by Google Translate, not legally binding) - Google Patents

Abstract

Improved blind, of the coiled type, essentially characterized by comprising a cylindrical drum (2), which presents on its surface a circular groove (8) inward, longitudinal, formed in continuity, by the same material of the drum; wherein a round bar (7) is housed, covered by a protruding fold of the rectangular sheet (1), constituent of the body of the blind, adjusted in said groove (8); for presenting on the lower edge of the sheet (1), a ruler (3), provided with a notch (9), up to half of its width, where it acquires the circular shape to house a second bar (7), also cover with fold, retained with fit, thereby forming, the rigid end of the sheet (l); by presenting both ends of the ruler (3) in the part without groove caps (11), for housing: of the sliding guides (6), along side profiles (10) in u provided with opposing fins ( 12) that prevent the exit of the guides (6); by presenting the drum (2), a closing disk (13), with a short empty cylinder (14), inserted at each of its ends and from whose disk (13), the tree (5) protrudes from the outside, turn and support; also having on one of the ends, on the same drum and next to the closing disc (13), a reel (4) with two disks for accommodating in winding, the normal driving belt. (Machine-translation by Google Translate, not legally binding)