US PATENT SUBCLASS 415 / 138
.~.~ And axial or circumferential expansion

Current as of: June, 1999
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415 /   HD   ROTARY KINETIC FLUID MOTORS OR PUMPS

134  DF  INCLUDING THERMAL EXPANSION JOINT {3}
136  DF  .~ Radially sliding {2}
138.~.~ And axial or circumferential expansion

DEFINITION

Classification: 415/138

(under subclass 136) Apparatus in which movement may also occur in a direction parallel to the axis of the runner* shaft* or angularly around such axis.