QUENCHING METHOD OF STEEL PLATE MATERIAL AND FRICTION PLATE

Title:

QUENCHING METHOD OF STEEL PLATE MATERIAL AND FRICTION PLATE

Document Type and Number:

Japanese Patent JP2017115209

Kind Code:

A

Abstract:

PROBLEM TO BE SOLVED: To provide a quenching method not to distort a steel plate material.SOLUTION: A quenching process is performed after a steel plate material is processed to an appointed shape, and a projection process for spraying a projection material to at least one of the face side and the back side of the steel plate material is performed.SELECTED DRAWING: Figure 1

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Inventors:

HATANAKA MAKOTO

Application Number:

JP2015252595A

Publication Date:

June 29, 2017

Filing Date:

December 24, 2015

Export Citation:

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Assignee:

AISIN SEIKI

International Classes:

C21D1/70; B24C1/10; C21D1/18; C21D7/06

Attorney, Agent or Firm:

Patent business corporation r&c

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