Metal deforming – By use of closed-die and coacting work-forcer – Forcing work into or within closed die; e.g. – forging
Patent
1976-09-22
1978-08-15
Gilden, Leon
Metal deforming
By use of closed-die and coacting work-forcer
Forcing work into or within closed die; e.g., forging
29157A, 72358, 72403, 72478, B21D 2200
Patent
active
041063228
ABSTRACT:
A press with crossheads interconnected by vertical pillars, at least one of said crossheads moving relative to the stationary crosshead which carries a sliding table with the lower die, the upper die being secured to the movable crosshead above. The stationary crosshead accommodates a rod and the drive of a pulling device connected with an auxiliary crosshead below, said auxiliary crosshead having vertical spindles with stops which interact with the adjacent movable crosshead at the beginning of radial compression of the tubular billet.
REFERENCES:
patent: 2534185 (1950-12-01), Taylor
patent: 2675049 (1954-04-01), Martin
patent: 3302445 (1967-02-01), Muller et al.
patent: 3323347 (1967-06-01), Dean
patent: 3869776 (1975-03-01), Nikolaevich et al.
Moshnin Evgeny Nikolaevich
Nistratov Alexei Fedorovich
Odnodushny Viktor Alexeevich
Romashko Nikolai Ivanovich
Schlyakhin Nikolai Pavlovich
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