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:
Jun. 05, 2007
Filed:
Apr. 10, 2002
Kazumichi Sashi, Kurashiki, JP;
Yuka Komori, Kurashiki, JP;
Masaki Kawano, Kurashiki, JP;
Atsuhito Honda, Kurashiki, JP;
Kazumichi Sashi, Kurashiki, JP;
Yuka Komori, Kurashiki, JP;
Masaki Kawano, Kurashiki, JP;
Atsuhito Honda, Kurashiki, JP;
JFE Steel Corporation, , JP;
Abstract
A magnetic steel sheet with an insulating coating having a good punchability, high sliding performance, excellent handleability in processing, and good uniformity and adhesiveness is achieved by forming a chromium-free insulating coating containing 20 parts by mass or more and 90 parts by mass or less of fluorocarbon resin as a top layer coating of the magnetic steel sheet, and preferably making the kinetic friction coefficient of a surface of the insulating coating 0.3 or less.