Knife blade and method for making same

Details Knife blade and method for making same Knife blade and method for making same

1986-01-08

1987-03-31

Yost, Frank T.

Cutting

Tool or tool with support

Reciprocable type

30350, 76101R, 83174, 83701, 83925CC, D06H 700

Patent

active

046533737

ABSTRACT:
A knife blade for cutting sheet material has a cutting portion which includes two adjoining faces defining a cutting edge and comprises a relatively soft or high wear base material and a relatively hard or low wear coating. One of the faces is formed by the relatively hard coating and the other face is formed by the relatively soft base material. Both of the faces of the cutting portion are bevelled and are exposed to the sheet material during cutting. Another knife blade embodying the invention has a cutting portion which includes one face formed of a relatively soft base material and another corrugated face formed of a relatively hard coating.

REFERENCES:
patent: 1414997 (1922-05-01), Zinn
patent: 2760266 (1956-08-01), Sanders
patent: 3193926 (1965-07-01), Honiss
patent: 3752027 (1973-08-01), Gerber et al.
patent: 3772955 (1973-11-01), Pearl
patent: 3841189 (1974-10-01), Spengler et al.
patent: 3874900 (1975-04-01), Post et al.
patent: 4132138 (1979-01-01), Miyamoto
patent: 4133236 (1979-01-01), Pearl
patent: 4495698 (1985-01-01), Gerber, Jr.

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