Method of fastening a flexible sheet-like structure on a...

Details Method of fastening a flexible sheet-like structure on a... Method of fastening a flexible sheet-like structure on a...

2011-03-22

2011-03-22

Johnson, Blair M. (Department: 3634)

Flexible or portable closure, partition, or panel

Roll type

C160S401000, C160S402000, C160SDIG015

Reexamination Certificate

active

07909083

ABSTRACT:
A method of fastening a flexible sheet-like structure on a tubular winding shaft including: introducing, in a circumference of the tubular winding shaft, at least one aperture which passes through a wall of the winding shaft, a width of the aperture being greater than the thickness of the flexible sheet-like structure, cutting into the flexible sheet-like structure to produce at least one angleable tab, and inserting the tab into the aperture of the winding shaft. Additionally, a roller blind includes a winding shaft and a flexible sheet-like structure fastened thereon.

REFERENCES:
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patent: 1459772 (1923-06-01), Kirsch
patent: 1734769 (1929-11-01), Hadden
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patent: 3724524 (1973-04-01), Potter
patent: 2007/0235580 (2007-10-01), Hernandez et al.
patent: 2008/0210389 (2008-09-01), Debert
patent: 223641 (1924-10-01), None
patent: 1 483 278 (1977-08-01), None

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