Patent ID: 7021144
Filing Date: 2006-04-04
Classification: G01S,G10K

Abstract:
1. An ultrasonic wave utilizing device comprising: a cylindrical elastic holder into which an ultrasonic sensor is pressed; and a cylindrical part that is closed at one end and is formed in a case in such a way as to have the elastic holder assembled therein, characterized in that the elastic holder has an elastic end wall, and a first elastic retaining part for retaining an outside end edge of the ultrasonic sensor which is pressed into the elastic holder, wherein the elastic holder has a second elastic retaining part retained by the case on the elastic end wall, and the second elastic retaining part has an elastic pillar-shaped part that is passed through a hole formed in a bottom of the cylindrical part and an elastic bulging part that is formed on the elastic pillar-shaped part in a manner bulging in a radial direction such that it is passed through the hole and then retained by an edge of the hole.