Dynamic valve seal arrangement

• Main Authors: THOMSON, Neal, BURKE, Travis Raymond, WESTLAKE, Douglas
• Format: Patent
• Language: English; French; German
• Published: 25.03.2020
• Subjects: ACTUATING-FLOATS; BLASTING; COCKS; COMBUSTION APPARATUS; COMBUSTION ENGINES; COMBUSTION PROCESSES; DEVICES FOR VENTING OR AERATING; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGHVELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS; HEATING; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS; LIGHTING; MECHANICAL ENGINEERING; REGULATING OR CONTROLLING COMBUSTION; SUPPLYING COMBUSTION ENGINES IN GENERAL, WITH COMBUSTIBLEMIXTURES OR CONSTITUENTS THEREOF; TAPS; THERMAL INSULATION IN GENERAL; VALVES; WEAPONS

A valve assembly (200; 400; 600) for a fuel injector that includes a sleeve member (220; 420; 620) having an interior chamber (222; 422; 622), a piston member (224; 424; 624) supported for movement within the interior chamber of the sleeve member and separating an upstream pressure side of the valve...