Abrasive tool making process – material – or composition – Impregnating or coating an abrasive tool
Patent
1980-04-11
1981-12-22
Whitehead, Harold D.
Abrasive tool making process, material, or composition
Impregnating or coating an abrasive tool
51165R, 51277, B24B 4106
Patent
active
043063845
ABSTRACT:
A workpiece positioning apparatus for a precision machine tool includes an abutment member having an end for abutment by a workpiece mounted on a body. A fastener passageway extends through the body from an end surface to a peripheral surface. A fastener is movably mounted in the fastener passageway for driven movement through the peripheral surface to wedge the body in a passage of the machine tool.
REFERENCES:
patent: 1585984 (1926-05-01), Heim
patent: 2390367 (1945-12-01), Swenson
patent: 2888005 (1959-05-01), Goeke
patent: 3094821 (1963-06-01), Eckert
patent: 3826047 (1974-07-01), Binder
patent: 4139189 (1979-02-01), Wietrzyk
Hyz Al
Wietrzyk Paul J.
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