Patent ID: 9528867
Filing Date: 2016-12-27
CPC Classification: G01F

Claim Text:
1. An ultrasonic flow meter comprising: a flow channel configured for a fluid to be measured to flow through; an ultrasonic transducer having an acoustic matching body fixed to one side of a metal plate, and a piezoelec element fixed to another side of the metal plate; an insulating damping member configured to cover the metal plate except for the acoustic matching body; a mounting portion which is a part of the flow channel is provided for coupling to a fixing member of the ultrasonic transducer, wherein the fixing member includes a pressing portion which through applying pressure, couples and fixes the ultrasonic transducer in place to the mounting portion, and wherein the pressing portion of the fixing member includes an extended portion having a cantilever shape to form a main fixing member with a predetermined space for coupling to the mounting portion of the flow channel, and the extended portion is disposed on an outer periphery of the pressing portion of the fixing member, and wherein the ultrasonic transducer is fixed in place to the mounting portion of the flow channel via coupling to the extended portion.