US PATENT SUBCLASS 464 / 13
.~.~.~ Pin includes longitudinally extending internal passage

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

7  DF  HAVING LUBRICATING MEANS {5}
11  DF  .~ For coupling having torque transmitted via radially directed pin received in conforming aperture {2}
12  DF  .~.~ Lubricant supplied to plural pins via common ring which encapsulates pins {1}
13.~.~.~ Pin includes longitudinally extending internal passage

DEFINITION

Classification: 464/13

Pin includes longitudinally extending internal passage:

(under subclass 12) Subject matter wherein at least one of said right cylindrical parts includes means defining a flow path for said fluid, said flow path being located internally of the external surface of said part and extending in a direction parallel to said axis of said part.