ULTRASONIC SENSOR
First Claim
Patent Images
1. An ultrasonic sensor comprising:
- a case including an inner space formed therein and including an electrode layer formed on an inner side wall surface thereof;
a piezoelectric element seated on the electrode layer on a lower surface of the case, configured in a stack type, and including anode and cathode terminals formed on an outer peripheral surface thereof;
a sound absorbing material fixed to an upper portion of the piezoelectric element; and
first and second lead wires led from the outside of the case and electrically connected to the electrode layer formed on the inner side wall surface of the case.
1 Assignment
0 Petitions
Accused Products
Abstract
Disclosed herein is an ultrasonic sensor including: a case including an inner space formed therein and including an electrode layer formed on an inner side wall surface thereof; a piezoelectric element seated on the electrode layer on a lower surface of the case, configured in a stack type, and including anode and cathode terminals formed on an outer peripheral surface thereof; a sound absorbing material fixed to an upper portion of the piezoelectric element; and first and second lead wires led from the outside of the case and electrically connected to the electrode layer formed on the inner side wall surface of the case.
28 Citations
14 Claims
-
1. An ultrasonic sensor comprising:
-
a case including an inner space formed therein and including an electrode layer formed on an inner side wall surface thereof; a piezoelectric element seated on the electrode layer on a lower surface of the case, configured in a stack type, and including anode and cathode terminals formed on an outer peripheral surface thereof; a sound absorbing material fixed to an upper portion of the piezoelectric element; and first and second lead wires led from the outside of the case and electrically connected to the electrode layer formed on the inner side wall surface of the case. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
-
Specification