US PATENT SUBCLASS 73 / 665
.~.~.~ Having fluid bearing or fluid pressure actuated

Current as of: June, 1999
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73 /   HD   MEASURING AND TESTING

570  DF  VIBRATION {10}
662  DF  .~ Vibrator {4}
663  DF  .~.~ Table, platform, or other support {5}
665.~.~.~ Having fluid bearing or fluid pressure actuated

DEFINITION

Classification: 73/665

Having fluid bearing or fluid pressure actuated:

(under subclass 663) Subject matter wherein the table or platform utilizes a fluid, e.g., an oil film, between the table (or platform) and its support for reducing bearing friction, and/or the table or platform is vibrated by a fluid pressure means.