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.
Patent No.:
Date of Patent:
Nov. 21, 2023
Filed:
Mar. 12, 2021
Mazda Motor Corporation, Hiroshima, JP;
MAZDA MOTOR CORPORATION, Hiroshima, JP;
Abstract
An anticorrosion test method for a coated metallic material may include: a preparation step of adding an artificial flaw at two positions of the coated metallic material; a first measurement step of measuring a size of the artificial flaw; a connection step of electrically connecting the artificial flaws at the two positions by an external circuit via water-containing materials; an energization step of energizing a steel sheet to produce a bulge of an electrodeposition coating film; a second measurement step of measuring size of the bulge of the electrodeposition coating film; a calculation step of calculating a degree of progress of corrosion of the coated metallic material; and a correction step of correcting the degree of the progress of the corrosion.