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:
Jan. 31, 2023
Filed:
Dec. 30, 2019
Mazda Motor Corporation, Hiroshima, JP;
MAZDA MOTOR CORPORATION, Hiroshima, JP;
Abstract
A corrosion resistance tester for a coated metal material including a surface treatment film on a metal substrate includes: a container placed on the surface treatment film, and having a bottom surface in contact with the surface treatment film, the container including a plurality of water-containing electrolyte material holders that open through the bottom surface; the water-containing electrolyte material contained in each of the water-containing electrolyte material holders of the container, and being in contact with an associated one of a plurality of separate measurement target portions of the surface treatment film; a plurality of electrodes being each in contact with the water-containing electrolyte material contained in an associated one of the water-containing electrolyte material holders; an external circuit connecting the electrodes together; and a conduction means configured to conduct electricity to the metal substrate through the electrodes and the external circuit.