Hydraulic intensifier system

Details Hydraulic intensifier system Hydraulic intensifier system

1974-04-11

1978-03-07

Freeh, William L.

Pumps

Intensifier

60371, 60419, F04B 1700, F16D 3102

Patent

active

040777464

ABSTRACT:
A hydraulic intensifier system having an axial piston pump-motor unit with fluid control circuitry associated therewith including porting in the unit whereby hydraulic fluid supplied under pressure to the unit drives the unit, and with part thereof ported to an accumulator for intensification of pressure thereof in an intensify mode of operation. In a start mode, the higher pressure fluid from the accumulator is delivered to the unit to cause rotation of the unit in an opposite direction.

REFERENCES:
patent: 2190812 (1940-02-01), Wahlmark
patent: 2452470 (1948-10-01), Johnson
patent: 2554381 (1951-03-01), Patterson
patent: 2628476 (1953-02-01), Grier
patent: 2935952 (1960-10-01), Rose
patent: 3096619 (1963-07-01), Jennings et al.
patent: 3130540 (1964-04-01), Manning et al.
patent: 3188963 (1965-06-01), Tyler
patent: 3192717 (1965-07-01), Lee
patent: 3253410 (1966-05-01), Albers
patent: 3811281 (1974-05-01), Wise et al.

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