Land vehicles – Wheeled – Extensible
Reexamination Certificate
2005-05-24
2005-05-24
Phan, Hau (Department: 3618)
Land vehicles
Wheeled
Extensible
C280S642000, C280S647000, C280S658000, C280S047380
Reexamination Certificate
active
06896286
ABSTRACT:
A stroller includes a bottom frame, a support frame, a rear frame, two opposite folding devices, a front frame, two pull blocks, and two pull cords. Each of the folding devices includes a main body, a socket, a slide plate, and a locking plate. Thus, the stroller can be extended and folded easily and conveniently, thereby facilitating the user utilizing and folding the stroller. In addition, the stroller can be folded efficiently so as to reduce the volume of the stroller to the minimum value, thereby facilitating package, storage and transportation of the stroller.
REFERENCES:
patent: 5029891 (1991-07-01), Jacobs
patent: 5522614 (1996-06-01), Eyman et al.
patent: 6105998 (2000-08-01), Baechler et al.
patent: 6152476 (2000-11-01), Huang
patent: 6267405 (2001-07-01), Chen
patent: 6299194 (2001-10-01), Chen
patent: 6722690 (2004-04-01), Lan
patent: 6739616 (2004-05-01), Lin
patent: 6767028 (2004-07-01), Britton et al.
Kamrath Alan D.
Nikolai & Mersereau , P.A.
Phan Hau
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