Hydraulic steering arrangement
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 26, 2002
Grant Date -
N/A
app pub date -
Aug 29, 2000
filing date -
Sep 21, 1999
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A hydraulic steering arrangement with a directional valve and a metering pump unit having two hydraulically parallel connected and mechanically parallel operable metering pumps, each having a toothed ring with inner toothing and a gear wheel with outer toothing being able to perform rotary and orbiting movements in the toothed ring. It is desired to extend the life of the metering pumps. For this purpose, a through-going driving part is provided for both gear wheels.
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