EARTHQUAKE SENSING AUTOMATIC CUTOFF GAS VALVE

• Main Author: ONO YASUYUKI
• Format: Patent
• Language: English
• Published: 30.04.1983
• 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

PURPOSE:To perform a highly sensitive and reliable cutoff by placing a lever at a status to press a valve body in an opened condition and by allowing the lever to generate a moment equal to or greater than a predetermined amount when an earthquake with an intensity equal to or greater than a predete...