Patent · US Active

Ultrasonic sensor

US10302753B2 · kind B2 · utility

0Cited by

3References

5Claims

0Family size

Assignee

VALEO SCHALTER UND SENSOREN GMBH · DE

Inventors

Michael Ludwig · Mannheim, DE
Wolfgang Katzenberger · Wemding, DE
Stefan Triebl · Mühlacker, DE
Hans-Wilhelm Wehling · Oberhausen, DE
Karl-Heinz John · Wemding, DE
Oliver Eidel · Bietigheim-Bissingen, DE

Key dates

Filing date	Dec 4, 2014
Grant date	May 28, 2019
Priority date	—
Expiry date	Feb 18, 2036

Classification

Technology area (CPC G)Physics
CPC primaryG10K11/004
WIPO fieldOther consumer goods
WIPO sectorOther fields

Abstract

An ultrasonic sensor (1) comprises a housing (2) and a diaphragm (4), to which a piezo-electric element (6) is fastened, and an electric connector region (8) which has an earth connector (24). A layer made from an electrically non-conducting material is arranged between the diaphragm (4) and the piezo-electric element (6), and the diaphragm (4) is connected to the earth connector (24) in an electrically conducting manner.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.