Metal deforming – By pulling workpiece through closed periphery die – With cutting
Patent
1979-07-17
1981-07-07
Crane, Daniel C.
Metal deforming
By pulling workpiece through closed periphery die
With cutting
72340, 72464, 83618, 83694, B21C 300, B21D 2800
Patent
active
042767644
ABSTRACT:
The die set for sizing sections includes a movable block and a stationary one, both blocks having cutout portions receiving a sizing die, movable knives and stationary knives forming a jig secured to the stationary block, the jig having made therein communicating channels arranged in accordance with the contour of the section, the jig further having grooves perpendicular to the channels for receiving the movable knives and interacting with the inclined surface of the cutout portion of the movable block.
REFERENCES:
patent: 815844 (1906-03-01), Lightbody
patent: 3093897 (1963-06-01), Lemyre et al.
patent: 3370451 (1968-02-01), Schuetz
patent: 3557588 (1971-01-01), Catlin et al.
patent: 3875785 (1975-04-01), Anisimov et al.
Kharitonovich Mikhail V.
Kononov Ivan V.
Kozhevnikov Vladislav A.
Maslennikov Ivan E.
Platonov Vladimir N.
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