PARKING-BRAKE HYDRAULIC CIRCUIT FOR SLEWING

PROBLEM TO BE SOLVED: To prevent a slewing base from moving immediately after finishing the front attachment operation. SOLUTION: A brake-release cylinder 19 for a hydraulic motor 3 is controlled by an open/close valve 37 having a pilot chamber 39 in which pilot pressure is changed in response to th...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	TAKEUCHI YOSHINORI, INO KAZUYUKI
Format:	Patent
Sprache:	eng
Schlagworte:	BLASTING DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR DREDGING FIXED CONSTRUCTIONS FLUID-PRESSURE ACTUATORS FLUID-PRESSURE ACTUATORS, e.g. SERVO-MOTORS FOUNDATIONS HEATING HYDRAULIC ENGINEERING HYDRAULICS OR PNEUMATICS IN GENERAL LIGHTING MECHANICAL ENGINEERING SOIL SHIFTING SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL WEAPONS
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