Abrasive disc

Details Abrasive disc Abrasive disc

1983-10-17

1989-08-08

Yost, Frank T.

Abrasive tool making process, material, or composition

Impregnating or coating an abrasive tool

51209DL, 411154, B23F 2103

Patent

active

048540862

ABSTRACT:
An abrasive disc comprising a bonded abrasive body having a substantially flat mounting surface, a plurality of anchors each including a cup-shaped metallic washer having a flat top surface portion substantially flush with the flat mounting face and an annular outwardly inclined skirt portion embedded within the abrasive body, each washer including a first plurality of apertures in the skirt portion whereby integral portions of the bonded abrasive body extending therethrough lock the washer in position within the bonded abrasive, and a second plurality of apertures in the flat top surface portion filled with abrasives for decreasing the metallic surface area of the washer.

REFERENCES:
patent: 2351129 (1944-06-01), Jockel
patent: 2425368 (1947-08-01), Doermann
patent: 2652321 (1953-09-01), Teague
patent: 2836017 (1958-05-01), Tygh
patent: 3060538 (1962-10-01), Simi
patent: 4193434 (1980-03-01), Wagner

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