Flexible or portable closure – partition – or panel – Pleating type – With slide guides
Reexamination Certificate
2007-05-15
2007-05-15
Purol, David (Department: 3634)
Flexible or portable closure, partition, or panel
Pleating type
With slide guides
C160S279000
Reexamination Certificate
active
10970896
ABSTRACT:
A cord tensioner for the guide cords of a cord-guided window blind with movable rails holding a blind material. The cord tensioner, located at one of the rails, is a helically wound, extension spring with an integral extension limiter, extending axially through the spring, to prevent it from being overextended.
REFERENCES:
patent: 290688 (1883-12-01), Johnson
patent: 428868 (1890-05-01), Stoakes et al.
patent: 556729 (1896-03-01), Baumgarten
patent: 597596 (1898-01-01), Walker
patent: 810146 (1906-01-01), Hogan
patent: 821295 (1906-05-01), Karr
patent: 830320 (1906-09-01), Henry
patent: 950952 (1910-03-01), Perrott
patent: 1331201 (1920-02-01), Fowler et al.
patent: 2830808 (1958-04-01), Graber
patent: 3112103 (1963-11-01), Falkenberg
patent: 3151857 (1964-10-01), Falkenberg
patent: 3294153 (1966-12-01), Fountain
patent: 3590900 (1971-07-01), Salzmann
patent: 3633646 (1972-01-01), Zilver
patent: 3945264 (1976-03-01), Falkenberg
patent: 4473101 (1984-09-01), Langeler
patent: 4557309 (1985-12-01), Judkins
patent: 4593737 (1986-06-01), Clemente
patent: 4601131 (1986-07-01), Ozols
patent: 4732202 (1988-03-01), Anderson
patent: 4733711 (1988-03-01), Schon
patent: 4762159 (1988-08-01), Ford
patent: 4811466 (1989-03-01), Zubli
patent: 4825929 (1989-05-01), Haines
patent: 4850414 (1989-07-01), Lessard
patent: 5168913 (1992-12-01), Haines
patent: 5275222 (1994-01-01), Jelic et al.
patent: 5533559 (1996-07-01), Judkins
patent: D377287 (1997-01-01), Biba
patent: 5752558 (1998-05-01), Lin
patent: D395973 (1998-07-01), Huang
patent: 5845696 (1998-12-01), Chou
patent: 5904198 (1999-05-01), Huang
patent: D428292 (2000-07-01), Anderson
patent: 6098970 (2000-08-01), Lowe
patent: 6644373 (2003-11-01), Palmer
patent: 6792999 (2004-09-01), Cross et al.
patent: 7108038 (2006-09-01), Welfonder
patent: 2004/0159410 (2004-08-01), Welfonder
patent: 0 699 268 (1997-01-01), None
patent: 1 447 516 (2004-08-01), None
patent: 381894 (1932-10-01), None
patent: 2050 560 (1981-01-01), None
patent: 60-88779 (1985-05-01), None
patent: WO 94/28279 (1994-12-01), None
patent: WO 99/55553 (1999-11-01), None
Hunter Douglas Industries BV
Purol David
LandOfFree
Cord tensioner does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Cord tensioner, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Cord tensioner will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3802451