Metal working – Expanded metal making – By use of reciprocating perforator
Patent
1982-08-30
1984-12-04
Goldberg, Howard N.
Metal working
Expanded metal making
By use of reciprocating perforator
72107, 72110, B21K 108, B21D 2100
Patent
active
044855370
ABSTRACT:
Known machines for the machining of crankshafts, in which the machining units for the machining of the crankshaft are supported and moved by operating crankshafts, are not adjustable to different offset angles of crankshafts to be machined. Therefore a machine is proposed for the machining of crankshafts with means for the guiding and taking along of a crankshaft to be machined and with at least two movable devices for the uptake of machining tools or systems, the devices being supported and moved by crankpins of two driven operating crankshafts consisting of several cranks and mounted on main bearing pins, where the individual cranks of each operating crankshaft are fixable relatively to each other and comprise two independent main bearing pins each and are mounted thereon for rotation relative to each other.
REFERENCES:
patent: 3590469 (1971-07-01), Rohs
patent: 3735620 (1973-05-01), Naumann
patent: 3948076 (1976-04-01), Eitel et al.
patent: 4326323 (1982-04-01), Kralowitz et al.
patent: 4437328 (1984-03-01), Wittkopp et al.
Berstein Garri
Hansen Willy
Colvin Arthur B.
Goldberg Howard N.
Nichols Steven E.
Wilhelm Hegenscheidt GmbH
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