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. 24, 2014
Filed:
Oct. 11, 2011
Masafumi Hamasaki, Tokyo, JP;
Masafumi Hamasaki, Tokyo, JP;
Mitsubishi Heavy Industries, Ltd., Tokyo, JP;
Abstract
Provided is a die-casting die which is less likely to cause gas defects. A die-casting die in which a runner () is branched at a branch section (), and cavities are connected to the respective downstream ends of the branched runner, wherein the runner () comprises a main runner () that is located upstream of the branch section () and a plurality of sub-runners () that are located downstream from the branch section (), a volume section () having an opening () that opens toward the main runner () is formed at a portion of the branch section () that represents an extension of the direction of the main runner (), and the width of the opening () is greater than the width of the main runner ().