Cutters – for shaping – Including tool having plural alternatively usable cutting edges – With integral chip breaker – guide or deflector
Patent
1996-09-03
1997-10-14
Hughes, S. Thomas
Cutters, for shaping
Including tool having plural alternatively usable cutting edges
With integral chip breaker, guide or deflector
407115, 407117, B23B 2722
Patent
active
056764952
ABSTRACT:
A cutting insert for metal cutting includes a body portion of a generally polygonal shape having a cutting end including a front end wall, sides, and top and bottom surfaces. The intersection of the top surface, end wall and sides forming a cutting edge. The top surface includes a cutting land sloping downwardly and inwardly from the cutting edge, a chipgroove area adjoining the cutting land and extending inwardly therefrom and disposed at a lower elevation than the cutting edge, and an upsloping chipbreaker portion adjoining the chipgroove area and the cutting land and leading to a plateau disposed at a higher elevation than the cutting edge and chipgroove area. The chipbreaker portion is configured symmetrically about a line bisecting the top surface between the sides and includes a forwardly extending fingerlike projection on either side of and continuous with a rearwardly recessed region bisected by the line.
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Duracarb Brochure with Drawings-Dura-Clamp-pp. 1-24 (1991).
Tungaloy Report No. 238 With Drawings (Tungaloy Engineering Report)-New Tac Flex-Tool-Grooving Tools-8 pages (No date shown on brochure).
Info No. 10 Cut-Grip-ISCAR-(Internal Deep Grooving and Turning)-2 pages (1991).
ISCAR New Line-Top-Grip 2 pages (1991).
Bernadic Thomas
Brockett Brendan
Katbi Karl
Cameron Mary K.
Hughes S. Thomas
Valenite Inc.
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