Land vehicles – Wheeled – Tiltable vehicles – stabilized by attendant or article
Reexamination Certificate
2007-05-22
2007-05-22
Ellis, Christopher P. (Department: 3618)
Land vehicles
Wheeled
Tiltable vehicles, stabilized by attendant or article
C280S047170, C280S047240, C280S047131
Reexamination Certificate
active
10426398
ABSTRACT:
A hand truck comprising a frame including a first frame portion and a second frame portion, with the first frame portion being substantially perpendicular to the second frame portion. The hand truck further includes at least two first wheels connected to a lower section of the frame, with the at least two first wheels having parallel first axes of rotation. The hand truck also includes at least two second wheels connected to the lower section of the frame, with the at least two second wheels having parallel second axes of rotation. The first axes of rotation are substantially perpendicular to the second axes of rotation, whereby the item placed on the first frame portion can be moved in a first direction along a first line parallel to the second axes of rotation and a second direction along a second line parallel to the first axes of rotation.
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Grooters Charles D.
Grooters Thomas J.
McDonald Rodney M.
Coolman Vaughn
Ellis Christopher P.
Grooters Robert
Price Heneveld Cooper DeWitt & Litton LLP
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