Apparatus and method for cutting a flat surface on a metallic me

Details Apparatus and method for cutting a flat surface on a metallic me Apparatus and method for cutting a flat surface on a metallic me

1981-12-28

1984-03-13

Goldberg, Gerald

Measuring and testing

Hardness

By penetrator or indentor

73 78, 409244, 409277, 409283, G01N 340

Patent

active

044359756

ABSTRACT:
Apparatus for cutting a flat surface on a metallic member may comprise: a frame assembly including a clamping device on which a metallic member may be placed for clamping the metallic member in a firmly fixed position; a broach frame mounted on the frame assembly for movement between a first position engageable by and against which the metallic member may be firmly clamped by the clamping device and a second position away from and not engageable by the metallic member when on the clamping device; a broach blade having cutting surfaces thereon carried by the broach frame for reciprocal movement, when the broach frame is in the first position, between a first terminal and a second terminal position for cutting a flat surface on the metallic member when clamped against the broach frame; and a power device mounted on the frame assembly and attached to the broach blade between the first and second terminal positions. Also disclosed is a method of production line hardness testing of metallic members utilizing the apparatus of the present invention.

REFERENCES:
patent: 78880 (1868-06-01), Lemman
patent: 2259840 (1941-10-01), Smith
patent: 2517358 (1950-08-01), Seaman
patent: 2870688 (1959-01-01), Bonnafe
patent: 3295363 (1967-01-01), Delporte
patent: 3877298 (1975-04-01), Narang

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