Motor vehicles – Steering gear – Each wheel steerable
Reexamination Certificate
2006-12-26
2006-12-26
Morris, Lesley D. (Department: 3611)
Motor vehicles
Steering gear
Each wheel steerable
C414S686000
Reexamination Certificate
active
07152709
ABSTRACT:
A steering system for steering front and rear wheels of an industrial vehicle has an upper frame rotatably coupled on an upper side of a lower frame, a steering system rotating the front and rear wheels in a predetermined direction as a steering wheel is rotated, a differential driving unit mounted to each of the wheels and differentially driving the left wheel and the right wheel according to a load applied to the wheels, a boom assembly having a boom length adjuster, and an upper frame pivoting unit provided between the lower and upper frames and rotating the upper frame in relation to the lower frame.
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English Translation of Title and Abstract of KR 1998-045500 dated Sep. 25, 1998.
English Translation of Title and Abstract of KR 1999-0041376 dated Dec. 15, 1999.
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Hyo Chun Co., Ltd.
Ladas and Parry LLP
Morris Lesley D.
Scharich Marc A.
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