Japan, March 5 -- TOKYO GAS CO LTD,PANASONIC HOLDINGS CORP,TOYO GAS METER KK,OSAKA GAS CO LTD,TOHO GAS CO LTD has got intellectual property rights for 'GAS CUTOFF DEVICE.' Other related details are as follows:
Application Number: JP,2022-058850
Category (FI): G01F3/22@B
Stage: PROBLEM TO BE SOLVED: To provide a gas cutoff device capable of preventing erroneous determination as a leakage due to fluctuations in instantaneous flow rate due to pulsation or breathing phenomena.SOLUTION: The gas cutoff device is configured so as to accumulate at predetermined intervals the flow rate values calculated by a flow rate calculation unit 3 from the instantaneous flow rate measured by a flow rate measurement unit 2, and a flow rate existence/absence ...