Hydrostatic steering device with a radially free floating valve member
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United States of America Patent
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May 28, 1991
Issued Date -
N/A
app pub date -
Jun 15, 1989
filing date -
Mar 17, 1988
priority date (Note) -
Expired
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Abstract
A hydrostatic steering valve utilizing a shaft mounted valve seat and a surrounding valve member which has no physical impediments such as a bearing or seal surrounding the valve member so as to allow the valve member to float with the valve seat totally unimpeded.
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