Cutlery – Blades – Rotary
Patent
1997-03-14
1999-05-25
Payer, Hwei-Siu
Cutlery
Blades
Rotary
30353, 30357, 76115, B26B 900, B21K 500
Patent
active
059060530
ABSTRACT:
A rotary cutting blade including an elongated body made of steel and having opposite ends, a leading edge extending from each opposite end, an upper surface, a lower surface and a cutting surface extending between the upper and lower surfaces along a portion of the leading edge, and a laser hardened portion extending from an opposite end of the body along the lower surface and the leading edge, the laser hardened portion having a thickness extending toward the upper surface and to the cutting edge.
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Russell Jeffrey O.
Turner Darrel L.
Wilkey Richard L.
Fisher Barton, Inc.
Payer Hwei-Siu
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