Hydraulic drive for fatigue tests, use of a multiple cylinder for fatigue tests and method of controlling the hydraulic drive

The invention discloses a hydraulic drive for load tests and/or material fatigue tests. The hydraulic drive comprises a double cylinder including two pistons connected via a piston rod. A static load can be sustained via the first piston and a dynamic load can be controlled by the second piston.

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Bibliographische Detailangaben
Hauptverfasser:	FAZZARI, BRUNO, MAGONETTE, GEORGES, PALOPOLI, ANDREA MARIA, VIACCOZ, BERNARD
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	BLASTING DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR FLUID-PRESSURE ACTUATORS FLUID-PRESSURE ACTUATORS, e.g. SERVO-MOTORS HEATING HYDRAULICS OR PNEUMATICS IN GENERAL INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES LIGHTING MEASURING MECHANICAL ENGINEERING PHYSICS SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL TESTING WEAPONS
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Beschreibung
Zusammenfassung:	The invention discloses a hydraulic drive for load tests and/or material fatigue tests. The hydraulic drive comprises a double cylinder including two pistons connected via a piston rod. A static load can be sustained via the first piston and a dynamic load can be controlled by the second piston.