Swing control apparatus for industrial vehicle
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Sep 7, 1999
Grant Date -
N/A
app pub date -
Apr 16, 1998
filing date -
Jul 15, 1997
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An industrial vehicle for conveying a load mounted thereon has a frame. A pair of front wheels is rotatably mounted on the frame. Each front wheel includes an outer tire and an inner tire. A rear axle is pivotally supported on the frame. A pair of rear wheels is rotatably mounted on the rear axle. A restriction apparatus is provided for selectively permitting and restricting the pivotal motion of the rear axle in accordance with the state of the carried load. A detecting device is provided for detecting a center of gravity of the vehicle. The restriction apparatus permits the pivotal motion of the rear axle when the center of gravity is located within a predetermined stable zone.
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