US PATENT SUBCLASS 175 / 364
.~.~.~ Removable cross axle or bushing

Current as of: June, 1999
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175 /   HD   BORING OR PENETRATING THE EARTH

327  DF  BIT OR BIT ELEMENT {21}
331  DF  .~ Rolling cutter bit or rolling cutter bit element {26}
361  DF  .~.~ Cross axle {3}
364.~.~.~ Removable cross axle or bushing

DEFINITION

Classification: 175/364

(under subclass 361) Apparatus in which the axle is in the form of a pin, bearing or bushing which is removably fastened to the bit head by a means which is readily detached.

SEE OR SEARCH THIS CLASS, SUBCLASS:

354, for detachable, rotatably mounted axles.

363, for cross axles which are supported by a member which is detachably connected to the head.

367+, for detachable stub axles.