NEGATIVE PRESSURE CONTROL VALVE DEVICE OF INTERNAL COMBUSTION ENGINE

• Main Author: KANEKO KAZUHISA
• Format: Patent
• Language: English
• Published: 25.08.1998
• Edition: 6
• Subjects: ACTUATING-FLOATS; BLASTING; CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TOTRANSPORTATION; COCKS; COMBUSTION ENGINES; CONTROLLING COMBUSTION ENGINES; DEVICES FOR VENTING OR AERATING; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; HEATING; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS; LIGHTING; MECHANICAL ENGINEERING; SUPPLYING COMBUSTION ENGINES IN GENERAL, WITH COMBUSTIBLEMIXTURES OR CONSTITUENTS THEREOF; TAPS; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS; TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE; THERMAL INSULATION IN GENERAL; VALVES; WEAPONS

PROBLEM TO BE SOLVED: To install a stopper plate to control the displacement in the axial direction of a valve stem between the bearing part of a valve housing and the bracket of an actuator. SOLUTION: A negative pressure control valve device 21 comprises a valve housing 22, a valve stem 27, a valve...