Metal deforming – By use of non-deforming work-gripping clamp and relatively... – Plural or complex apparatus
Patent
1975-04-23
1977-06-07
Mehr, Milton S.
Metal deforming
By use of non-deforming work-gripping clamp and relatively...
Plural or complex apparatus
72407, 72467, 72477, B21D 1900
Patent
active
040275183
ABSTRACT:
A hydraulic press for metal working of end portions of rod-like or pipe-like metallic work pieces comprising a clamping device for arresting the work piece, and a hydraulic press cylinder, having piston rods which move toward the work piece. Working tools are disposed on the piston rods, and press cylinders are disposed on both sides of said clamping device, whereby the piston rods of the press cylinders are moved toward each other in a longitudinal direction of the work piece.
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patent: 3342057 (1967-09-01), Stone
patent: 3588933 (1971-06-01), Shiuopulos et al.
patent: 3610017 (1971-10-01), Harris
Collard Allison C.
Mehr Milton S.
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