US PATENT SUBCLASS 475 / 111
.~.~ Planet clutched to fluid flywheel

Current as of: June, 1999
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475 /   HD   PLANETARY GEAR TRANSMISSION SYSTEMS OR COMPONENTS

31  DF  FLUID DRIVE OR CONTROL OF PLANETARY GEARING {11}
91  DF  .~ Fluid resistance inhibits relative rotation {5}
111.~.~ Planet clutched to fluid flywheel

DEFINITION

Classification: 475/111

Planet clutched to fluid flywheel:

(under subclass 91) Subject matter wherein a rotatable fluid containing housing concentric with the planetary transmission surrounds vaned elements connected to planet pinions*; the housing, when rotated, forming a radially outer layer of fluid that is effective to retard the rotation of the vaned elements relative to the housing. [figure]