Hydraulic device driving a rotating receiver
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United States of America Patent
Stats
-
Feb 20, 2007
Grant Date -
Jan 12, 2006
app pub date -
Jul 11, 2005
filing date -
Jul 12, 2004
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Hydraulic device driving a rotating receiver such as a shaft (1) includes at least one hydraulic motor having axial pistons (7) bearing against a fixed swash-plate (9) via shoes (10), the pistons (7) being arranged in a rotating barrel (5), characterized by the fact that the motor shaft (1) carries a toothed crown wheel (2) with which it is integral whose teeth are engaged by teeth (4) provided on the periphery of the rotating barrel (5) of one or more hydraulic motors (7) arranged around the shaft (1), the axis of axes of the barrel (5) being parallel to the axis of the shaft (1).
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