PRE-STRESSED AIR BEARING
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United States of America Patent
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-
N/A
Issued Date -
Sep 6, 2012
app pub date -
Mar 5, 2011
filing date -
Mar 5, 2011
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A pre-stressed air bearing includes: a seat member having a seat body and an adjustment section outward extending from a connection end face of the seat body along a geometrical central axis thereof by a predetermined length, an extension end of the adjustment section being slidably connected with a platform, at least one air passage being formed in the seat body, the air passage having at least one air outlet formed on a working end face of the seat body opposite to the connection end face; at least one reception section formed on the working end face in the form of a recess; at least one magnetic member received in the reception section; and a resilient section slidably disposed on the adjustment section between the seat body and the platform for providing a resilient force to keep the seat body spaced from the platform by a buffering gap.
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