Land vehicles – Wheeled – Extensible
Reexamination Certificate
2007-10-16
2007-10-16
Ellis, Christopher P. (Department: 3618)
Land vehicles
Wheeled
Extensible
C280S654000, C280SDIG007
Reexamination Certificate
active
10933937
ABSTRACT:
The improved collapsible utility cart of the present invention includes a frame and a container carried by the frame. The frame includes a pair of elongated handle frame members which are oppositely disposed and interconnected, a pair of oppositely disposed wheel carrying frame members, pivotally dependent from the handle carrying frame members, and a pair of interconnected and forwardly facing container support frame members which are oppositely disposed from each other. Front and rear connectors are disposed respectively between the container support frame members and the handle carrying frame members to provide respective support for a container to be carried by the frame. A horizontally disposed parallelogramic linkage is connected to and disposed between the handle carrying frame members and the wheel carrying frame members to permit collapsible lateral movement of the frame and to support the bottom portion of the container.
REFERENCES:
patent: 1769418 (1930-07-01), Cooper et al.
patent: 2421751 (1947-06-01), Giordano
patent: 3390893 (1968-07-01), Maclaren
patent: 4030769 (1977-06-01), Peng et al.
patent: 4118052 (1978-10-01), Cabagnero
patent: 4369987 (1983-01-01), Witherell
patent: 4398748 (1983-08-01), Duvignacq
patent: 4640519 (1987-02-01), Bigo
patent: 4844504 (1989-07-01), Bigo
patent: 5288098 (1994-02-01), Shamie
patent: 5755455 (1998-05-01), Chen et al.
patent: 5845925 (1998-12-01), Huang
patent: 5915722 (1999-06-01), Thrasher et al.
patent: 5988671 (1999-11-01), Abelbeck et al.
patent: 6105997 (2000-08-01), Watkins
patent: 6113128 (2000-09-01), Watkins
patent: 6206405 (2001-03-01), Watkins
patent: 6354619 (2002-03-01), Kim
patent: 6386575 (2002-05-01), Turner
patent: 6443480 (2002-09-01), Wu
patent: 6598898 (2003-07-01), Chu
patent: 6843499 (2005-01-01), Guo
patent: 6877762 (2005-04-01), Yamazaki
patent: 2002/0171227 (2002-11-01), Eguchi et al.
Lahey Seann P.
McNair Law Firm, P.A.
Walters John D
LandOfFree
Collapsible folding utility cart does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Collapsible folding utility cart, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Collapsible folding utility cart will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3897814