Motor vehicles – Power – Electric
Reexamination Certificate
2006-03-28
2006-03-28
Fischmann, Bryan (Department: 3618)
Motor vehicles
Power
Electric
C180S908000, C180S211000, C180S208000
Reexamination Certificate
active
07017691
ABSTRACT:
A foldable cart includes a base with two side wheels driven by a motor and a steering wheel located a front end of the base. An upright frame is pivotably connected to the base by two folding assembly and a handle is pivotably connected to the upright frame by another folding assembly. Each folding assembly includes a first member to which a first part of the cart is connected, a second part of the cart is pivotably connected, and a second member mounted to the second part of the cart. The handle is pivoted relative to the upright frame which is pivoted relative to the base so as to fold the cart into a compact folded assembly.
REFERENCES:
patent: 5028061 (1991-07-01), Hawkes
patent: 5765857 (1998-06-01), Hsiao
patent: 6152465 (2000-11-01), Shieh
patent: 6345836 (2002-02-01), Wu
patent: 6719319 (2004-04-01), Liao
Collado Cynthia F.
Fischmann Bryan
Rosenberg , Klein & Lee
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