Implement steerable track assembly pivotable about three axes
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United States of America Patent
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Jun 20, 2017
Grant Date -
N/A
app pub date -
Apr 7, 2016
filing date -
Apr 7, 2016
priority date (Note) -
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status (Latency Note)
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Abstract
A work vehicle includes left and right track assemblies, each track assembly including a main frame, a pivot member, a pivot shaft coupled to the pivot member, and an actuator coupled between the pivot shaft and the main frame. Each pivot member is mounted to a respective main frame to permit pivotal steering movement about a generally vertical steering axis for steering the track assemblies under the influence of the actuator. Additionally, each track assembly is pivotal about a generally horizontal pitch axis of the respective pivot shaft to permit pitch movement of the respective track assembly. Each track assembly is also pivotal about a generally horizontal camber axis through a portion of the respective pivot member to permit camber movement of the respective track assembly.
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