US PATENT SUBCLASS 73 / 508
.~ With governor drive failure responsive means

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

488  DF  SPEED, VELOCITY, OR ACCELERATION {29}
508.~ With governor drive failure responsive means

DEFINITION

Classification: 73/508

(under subclass 488) Apparatus including means whereby the movement normally imparted by the speed responsive element is modified by a means responsive to the failure of the drive for the speed responsive element.

SEE OR SEARCH CLASS

137, Fluid Handling,

52, for a speed controlled valve responsive to governor drive failure.