Inset for a tool

Details Inset for a tool Inset for a tool

1987-02-25

1989-06-06

Olszewski, Robert P.

Stone working

Tools

Surface traversing

407120, 299 79, 76108A, B28D 504

Patent

active

048361780

ABSTRACT:
The invention relates to abrasive tools such as a cutting tool for a mining machine. Located in a socket 18 of the tool is a cutting insert comprising an elongate pin 22 having a bottom conical end 24 located in the recess and a top control portion 26 to which is bonded a composite abrasive compact. The composite abrasive compact having an abrasive compact layer 34 bonded to a cemented carbide substrate 36. The socket 18 complements the shape of the elongate pin 22 and, in particular, the bottom conical end 24. This arrangement minimizes the occurrence of stress raisers.

REFERENCES:
patent: 2351741 (1944-06-01), Booth
patent: 2587132 (1952-02-01), Finke
patent: 2853066 (1958-09-01), Loecy
patent: 2999493 (1961-09-01), Blair
patent: 3268259 (1966-08-01), Snipe
patent: 3599737 (1971-08-01), Fischer
patent: 4168923 (1979-09-01), Vezirian
patent: 4186628 (1980-02-01), Bonnice
patent: 4678237 (1987-07-01), Collin

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