Power plants – Pressure fluid source and motor – Pump means moves motive fluid from one chamber to an...
Patent
1976-05-20
1977-08-16
Geoghegan, Edgar W.
Power plants
Pressure fluid source and motor
Pump means moves motive fluid from one chamber to an...
60476, 91 1, 92 13, F15B 1518
Patent
active
040417042
ABSTRACT:
A stop mechanism for a bending press, plate shear or the like machine, provided with a work-table and with a work-piece stop which is horizontally adjustable along the work table thereby defining the position of the work-piece relative to the machinery, the work-piece stop being coupled with a position control-unit which is provided with an indicator of the momentary position of the work-piece stop and can be programmed with the desired position, the stop being displaceable by means of a hydraulic piston-cylinder unit and a pump drive means controlled by the position control-unit.
REFERENCES:
patent: 2016727 (1935-10-01), Roth
patent: 2202836 (1940-06-01), Coupland
patent: 2613703 (1952-10-01), Calvert
Geoghegan Edgar W.
Haemmerle, A. G. Maschinenfabrik
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