US PATENT SUBCLASS 73 / 471
.~.~ With vibratable mount feature

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

66  DF  ROTOR UNBALANCE {7}
460  DF  .~ Dynamic (spinning) {4}
471.~.~ With vibratable mount feature {3}
472  DF  .~.~.~> Free floating rotor {1}
474  DF  .~.~.~> One rotor end universally tiltable
475  DF  .~.~.~> Horizontal rotational axis {2}

DEFINITION

Classification: 73/471

(under subclass 460) Subject matter comprising special vibratable features of the support in which the rotor is held while under test.