SPOOLS FOR SPOOL VALVE ASSEMBLIES AND METHODS OF FABRICATING SPOOLS

• Main Authors: SOROKIN, MIKHAIL A, MARTIN, KEVIN L, ZWART, PAUL A, MARSTALL, MICHAEL C
• Format: Patent
• Language: English; French
• Published: 09.02.2023
• Subjects: ACTUATING-FLOATS; BLASTING; COCKS; 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; SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; TAPS; THERMAL INSULATION IN GENERAL; VALVES; WEAPONS

A spool (120) for a spool valve assembly (100) defines a spool longitudinal axis (122) and includes a first land module (130) defining a first land module circumferential surface (132), a second land module (140) defining a second land module circumferential surface (142), and a first metering modul...