Niterra Co., Ltd.

Ngk Spark Plug Company, Limited

Yuichiro Hanawa

Hirotoshi Yoshizaki

Takashi Kasashima

Shinsuke Itoh

Ryo Suzuki

Toshihito Sonobe

Asuka Tsujii

An ultrasonic transducer () including: a plurality of vibrators (); and a connection portion () connecting the vibrators () to each other. Each of the vibrators () has a piezoelectric element () and a vibration plate () joined to the piezoelectric element (). The connection portion () connects the vibration plates () to each other. A width (W) of the connection portion () is smaller than a width (W) of the vibration plate (). In this configuration, the relative positional relationship among the vibrators () is easily stabilized.

Ultrasonic transducer

Growing community of inventors

Nagoya, Japan

Yuichiro Hanawa