Hydraulic assembly to actuate forging presses

Details Hydraulic assembly to actuate forging presses Hydraulic assembly to actuate forging presses

1990-11-30

1992-01-07

Jones, David

Metal deforming

With means to drive tool

Including pneumatic- or fluid-actuated tool support

72402, 72444, B21J 914

Patent

active

050780026

ABSTRACT:
Hydraulic assembly to actuate forging presses (21), which comprises two pairs of hydraulic pumps (17-18) arranged at the ends of the forging presses (21) thus served and in close proximity thereto, a reduction gear unit (16) and a motor (11), at least one brake/clutch unit (20) being included between the motor (11) and the pairs of hydraulic pumps (17-18).

REFERENCES:
patent: 3654789 (1972-04-01), Brauer
patent: 3746184 (1973-07-01), Wallis
patent: 3893327 (1975-07-01), Fedorov et al.
patent: 4118151 (1978-10-01), Murakami
patent: 4391120 (1983-07-01), Trevarrow
patent: 4434645 (1984-03-01), Svercl et al.
patent: 4745793 (1988-05-01), Pahnke

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