US PATENT SUBCLASS 175 / 107
.~ Fluid rotary type


Current as of: June, 1999
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175 /   HD   BORING OR PENETRATING THE EARTH

92  DF  WITH BELOW-GROUND TOOL DRIVE PRIME MOVER {11}
107.~ Fluid rotary type


DEFINITION

Classification: 175/107

(under subclass 92) Apparatus in which said motor includes an element provided with means upon which a fluid may act to cause a nonreversing motion of said element about an axis.

SEE OR SEARCH CLASS

15, Brushing, Scrubbing, and General Cleaning,

104.061+, and 104.12 for fluid current operated pipe and tube cleaners.

415, Rotary Kinetic Fluid Motors or Pumps,

903, for a fluid motor disclosed as a well bit drive turbine.

418, Rotary Expansible Chamber Devices, for rotary expansible chamber pumps or motors.