ELECTROMAGNETIC TYPE PRESSURE REDUCTION VALVE AND HYDROSTATIC PRESSURE CONTROL DEVICE INCLUDING ELECTROMAGNETIC TYPE PRESSURE REDUCTION VALVE

• Main Authors: YAMAGATA HIDEKI, KOJIMA MASASHIGE, FUJII ATSUSHI, EGAWA YOSHIHIRO, TERAO TAKESHI
• Format: Patent
• Language: English; Japanese
• Published: 20.09.2018
• Subjects: ACTUATING-FLOATS; BLASTING; COCKS; CONTROLLING; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR; DEVICES FOR VENTING OR AERATING; ENGINEERING ELEMENTS AND UNITS; FLUID-PRESSURE ACTUATORS; FLUID-PRESSURE ACTUATORS, e.g. SERVO-MOTORS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; HYDRAULICS OR PNEUMATICS IN GENERAL; LIGHTING; MECHANICAL ENGINEERING; PHYSICS; REGULATING; SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES; TAPS; THERMAL INSULATION IN GENERAL; VALVES; WEAPONS

PROBLEM TO BE SOLVED: To expand a pressure adjustable range of an electromagnetic type pressure reduction valve.SOLUTION: An electromagnetic type pressure reduction valve 40 includes: a spool valve 42 for permitting or blocking communication between a pilot passage 26 and a pilot pressure supply pas...