US PATENT SUBCLASS 175 / 354
.~.~ Axle rotatable with cutter


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}
354.~.~ Axle rotatable with cutter


DEFINITION

Classification: 175/354

(under subclass 331) Apparatus in which the rolling cutter element is provided with a rotatably mounted supporting member which is integral therewith or fixed thereto to rotate therewith.

(1) Note. The rotatable shaft or shank may have a plurality of cutting members secured thereto.

SEE OR SEARCH THIS CLASS, SUBCLASS:

352, for coaxial cutters which may be supported on a common rotary axis, the cutters being on a laterally offset axis and at least one cutter being a disk.