The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Nov. 05, 2019

Filed:

Dec. 25, 2013
Applicants:

Envision Aesc Japan Ltd., Zama-shi, Kanagawa, JP;

Automotive Energy Supply Corporation, Zama-Shi, Kanagawa, JP;

Inventors:

Koichi Kawamoto, Hiratsuka, JP;

Shuji Yoshida, Tokyo, JP;

Yutaka Suzuki, Kanagawa, JP;

Takashi Matsuoka, Sagamihara, JP;

Toshiharu Tanaka, Ebina, JP;

Assignees:

Automotive Energy Supply Corporation, Zama-Shi, Kanagawa, JP;

Envision AESC Japan Ltd., Zama-shi, Kanagawa, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 29/04 (2006.01); B23K 20/10 (2006.01); B23K 31/12 (2006.01);
U.S. Cl.
CPC ...
G01N 29/04 (2013.01); B23K 20/10 (2013.01); B23K 31/125 (2013.01); G01N 2291/267 (2013.01); H01L 2924/0002 (2013.01);
Abstract

A welding state inspection method for ultrasonic-welded plate-like members includes the steps of measuring energy that has been transmitted to an anvil when ultrasonic-welding a plurality of plate-like members stacked on the anvil while pressing a horn that vibrates against the plate-like members; and determining a quality of a welding state of the plate-like members on the basis of the energy measured in the measuring step.


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