US PATENT SUBCLASS 299 / 104
.~ Wear shield or replaceable wear sleeve

Current as of: June, 1999
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299 /   HD   MINING OR IN SITU DISINTEGRATION OF HARD MATERIAL

79.1  DF  CUTTER TOOTH OR TOOTH HEAD {17}
104.~ Wear shield or replaceable wear sleeve

DEFINITION

Classification: 299/104

Wear shield or replaceable wear sleeve:

(under subclass 79.1) Cutter tooth or tooth head including a component designed to abrade before the element or supporting means.