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Priority to JP13999787UpriorityCriticalpatent/JPH072356Y2/ja
Priority to US07/231,808prioritypatent/US4877100A/en
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Publication of JPH072356Y2publicationCriticalpatent/JPH072356Y2/ja
Obstacle detection system with ultrasonic sensors located at either side of a bumper, having own beam axes at an angle deflected in a horizontal direction from a surface-normal direction of the bumper
Obstacle detection system with ultrasonic sensors located at either side of a bumper, having own beam axes at an angle deflected in a horizontal direction from a surface-normal direction of the bumper
