Self-compensating hydrostatic linear motion bearing
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United States of America Patent
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Apr 14, 1992
Grant Date -
N/A
app pub date -
Nov 8, 1990
filing date -
Nov 8, 1990
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A self-compensating linear fluidstatic or hydrostatic bearing and method in which preferably circular annular pressurized-fluid-receiving grooves provided in the opposed carriage bearing surfaces regulate the fluid fed to longitudinal recess pockets formed in the opposing bearing surfaces to provide a thin film or layer of pressurized fluid in the gaps between a bearing rail and the opposing bearing surfaces; the regulation establishing differential pressures in the opposing bearing surface pockets to compensate for loads applied to opposite sides of the bearing.
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