Tool for a mine working machine comprising a diamond-charged abr

Details Tool for a mine working machine comprising a diamond-charged abr Tool for a mine working machine comprising a diamond-charged abr

1989-06-01

1990-07-31

Neuder, William P.

Mining or in situ disintegration of hard material

Cutter tooth or tooth head

Tooth mounted on helical head portion or head with helical...

299 79, 175410, E21C 3518

Patent

active

049445596

ABSTRACT:
The body (1) of the tool consists of a single-piece steel component. The housing (3) for the composite abrasive component (2) is provided in this steel component. The working surface (5) of the body (1) has, at least in its component-holder part (5a), and angle at the lower vertex of at least 20% with respect to the angle at the vertex of the corresponding part (8a) of a metallic carbide tool for working the same rock. The surface (5a) of the component holder (4) is at least partially covered by an erosion layer (10) of hard material.

REFERENCES:
patent: 4610316 (1986-09-01), Boaz
patent: 4725098 (1988-02-01), Beach

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