IMPROVED SPOOL VALVE

• Main Author: LI, Rongquan
• Format: Patent
• Language: English; French
• Published: 11.07.2019
• Subjects: ACTUATING-FLOATS; BLASTING; COCKS; CYLINDERS; DEVICES FOR VENTING OR AERATING; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MECHANICAL ENGINEERING; PISTONS; SEALINGS; TAPS; THERMAL INSULATION IN GENERAL; VALVES; WEAPONS

A static sealing spool valve (210) comprising a valve body (220,230) having a first valve body part (220) and a second valve body part (230), a spool (240) and a seal structure (250). The seal structure (250) comprises a first end seal (254), a second end seal (256) and at least two mid seals (252),...