Cutting insert, especially for milling operations

Details Cutting insert, especially for milling operations Cutting insert, especially for milling operations

1975-06-13

1976-08-24

Hinson, Harrison L.

Metal working

Upholstered article making

Tufting

B26D 100

Patent

active

039758095

ABSTRACT:
A cutting insert, especially for milling operations, in which at least one face of the insert has recesses extending from respective corners thereof along respective edges of the inserts. The recesses widen in a direction away from the respective corners and are generally "V" shaped in cross section. The walls forming the bottom of the insert are in the form of skewed planes and make increasing included angles with the respective face of the insert in a direction away from the respective corner of the insert. The recesses at the wider ends have a concave wall portion extending upwardly to the respective face of the insert.

REFERENCES:
patent: 3137918 (1964-06-01), Bruening
patent: 3187406 (1965-06-01), Franko
patent: 3497933 (1970-03-01), Okada
patent: 3504413 (1970-04-01), Siewert et al.
patent: 3781956 (1974-01-01), Jones et al.
patent: 3786541 (1974-01-01), Lundgren
patent: 3815191 (1974-06-01), Holma

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