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:
Jun. 19, 2018

Filed:

Mar. 14, 2013
Applicant:

Mazda Motor Corporation, Hiroshima, JP;

Inventors:

Tomohide Kubota, Higashi-Hiroshima, JP;

Naoaki Yamamoto, Higashi-Hiroshima, JP;

Shuichi Hashimoto, Aki-gun, JP;

Yasuyuki Misawa, Hiroshima, JP;

Assignee:

MAZDA MOTOR CORPORATION, Hiroshima, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22D 21/00 (2006.01); C22C 21/00 (2006.01); C22F 1/00 (2006.01); B22D 21/04 (2006.01); B22D 30/00 (2006.01); B22D 17/20 (2006.01); C22F 1/04 (2006.01);
U.S. Cl.
CPC ...
C22F 1/002 (2013.01); B22D 17/20 (2013.01); B22D 21/007 (2013.01); B22D 21/04 (2013.01); B22D 30/00 (2013.01); C22C 21/00 (2013.01); C22F 1/04 (2013.01);
Abstract

A method includes product side showering of showering a first surface (the surface of a product () opposite to a feeder head ()) of an Al alloy casting () including the product () and the feeder head () with mist of cooling liquid, and feeder head side showering of showering a second surface (the surface of the feeder head () opposite to the product ()) of the Al alloy casting () with the mist of the cooling liquid. The feeder head side showering starts showering the second surface of the Al alloy casting () after a start and before an end of the product side showering to quench and cool the Al alloy casting () together with the product side showering.


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