US PATENT SUBCLASS 464 / 171
.~ Rigid semispherical surface on one housing part slidably engaged with surface on mating housing part

Current as of: June, 1999
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464 /   HD   ROTARY SHAFTS, GUDGEONS, HOUSINGS, AND FLEXIBLE COUPLINGS FOR ROTARY SHAFTS

170  DF  HOUSING {6}
171.~ Rigid semispherical surface on one housing part slidably engaged with surface on mating housing part

DEFINITION

Classification: 464/171

Rigid semispherical surface on one housing part slidably engaged with surface on mating housing part:

(under subclass 170) Subject matter wherein said enclosure is formed of a plurality of relatively movable components, one of said components being rigid and having a semispherical surface portion which engages a corresponding surface portion on another of said components.