Bolster table device for punch press

Presses – Portable receptacle lid applying – With gathering of contents

Patent

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Details

72448, 83266, 83563, 100DIG18, 100229R, 214 1F, B30B 1506, B30B 1530

Patent

active

039358119

ABSTRACT:
A bolster table device for a punch press includes a reciprocable table positioned upon a support plate and movable along guideways. The support plate and table have inclined confronting planar surfaces which engage each other when the table is in a retracted position whereby the entire impact load exerted by the punch press is transferred to the support plate. The inclined confronting planar surfaces of the table and support plate are spaced from each other when the table is shifted towards and away from the retracted position. The bolster table is reciprocated by a closed hydraulic system which is operated by a driven cam device.

REFERENCES:
patent: 2534780 (1950-12-01), Lovenheim et al.
patent: 2910727 (1959-11-01), Salbeck et al.
patent: 2988234 (1961-06-01), Barothy et al.
patent: 3230869 (1966-01-01), Wilkins
patent: 3427855 (1969-02-01), Michelson
patent: 3446106 (1969-05-01), Ferris et al.
patent: 3818748 (1974-06-01), Smit

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