Flexible or portable closure – partition – or panel – With wiper or cleaner
Reexamination Certificate
2007-05-17
2009-11-17
Mitchell, Katherine W (Department: 3634)
Flexible or portable closure, partition, or panel
With wiper or cleaner
C160S023100, C160S121100, C160S024000, C024S396000, C024S696000, C024S422000, C024S385000
Reexamination Certificate
active
07617858
ABSTRACT:
A device for correcting skew in roll-up retractable coverings for architectural openings includes a friction device positioned within the head rail for movement between releasably fixed positions and disposed for engagement with the fabric of the covering to regulate the rate at which the fabric is wrapped about a roller in the covering at selected locations along the length of the roller to correct for any inherent skew in the covering.
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Hoffmann Brian M.
Miller James L.
Smith Stephen P.
Dorsey & Whitney LLP
Hunter Douglas Inc.
Kwon Philip S
Mitchell Katherine W
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