Patent ID: 11965796
Assignee: HONDA MOTOR CO., LTD.
Field: Measurement (Instruments)
Classification: CPC G | IPC G

Claim 4:
5. An ultrasonic wave propagation member comprising:
an ultrasonic wave propagator configured to include a first contact surface coming into contact with a measurement target and a second contact surface that is opposite to the first contact surface and comes into contact with a fore end surface of an ultrasonic probe; and
a holder configured to hold the ultrasonic wave propagator and to include a third contact surface coming into contact with the measurement target on a radially outer position than the first contact surface, wherein
the ultrasonic wave propagator is softer than the holder,
the first contact surface and the third contact surface come into contact with a bottom surface of a recess formed in the measurement target, and
the holder includes a fourth contact surface coming into contact with an inner peripheral surface of the recess.