US PATENT SUBCLASS 417 / 407
.~.~.~.~ Overhung from central support

Current as of: June, 1999
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417 /   HD   PUMPS

321  DF  MOTOR DRIVEN {32}
375  DF  .~ Fluid motor {9}
405  DF  .~.~ Rotary motor {1}
406  DF  .~.~.~ Unitary pump and motor rotors {3}
407.~.~.~.~ Overhung from central support

DEFINITION

Classification: 417/407

(under subclass 406) Apparatus in which the pump and motor rotors are connected together by a shaft there being provided a central bearing means intermediate the rotors for supporting the shaft, there being no support means for the shaft outboard of either of the rotors; i.e., the shaft is cantilevered or overhung from both ends of the central

bearing to carry the pump and motor rotors.