OPERATING CHECK VALVE BY UNDERWATER PRESSURE

• Main Author: KIM, YONG - SONG
• Format: Patent
• Language: English; Korean
• Published: 25.03.1994
• Edition: 5
• Subjects: ACTUATING-FLOATS; BLASTING; COCKS; DEVICES FOR VENTING OR AERATING; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MECHANICAL ENGINEERING; TAPS; THERMAL INSULATION IN GENERAL; VALVES; WEAPONS

The check valve actuated by a small pressure difference in the under water, is used for the cooling system of the atomic reactor or, if the pump fails, for forming flow passage by a temperature difference values of the fluid. The valve comprises a stationary chamber (5) with flow passages (5a)(5a�...