Japan, Sept. 16 -- SANEI LTD has got intellectual property rights for 'FREEZING PREVENTION DEVICE.' Other related details are as follows:
Application Number: JP,2023-023417
Category (FI): F16K31/70@B,E03C1/02,E03C1/042@B,F16L55/07@E,E03B7/10@X
Stage: PROBLEM TO BE SOLVED: To provide a freezing prevention device capable of easily switching between a drain function and a freezing prevention function.SOLUTION: A freezing prevention device 8 comprises a drain valve body 10 and a freezing prevention valve body 20. The drain valve body 10 comprises a cylindrical pipe threaded part 12 screwed into a pipe screw hole 2C formed in a piping 2A, and is connected to the piping 2A via a flow path by being screwed into the pipe screw hole 2C. The freez...