Tool for a mine working machine comprising a diamond-charged abrasive component
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United States of America Patent
Stats
-
Jul 31, 1990
Grant Date -
N/A
app pub date -
Jun 1, 1989
filing date -
Jun 2, 1988
priority date (Note) -
Expired
status (Latency Note)
Importance
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.
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