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:
Oct. 02, 2012

Filed:

Mar. 13, 2009
Applicants:

Masahiko Kamiyama, Kanuma, JP;

Kunitoshi Sugaya, Utsunomiya, JP;

Inventors:

Masahiko Kamiyama, Kanuma, JP;

Kunitoshi Sugaya, Utsunomiya, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22D 17/24 (2006.01); B22D 33/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

An apparatus for manufacturing a rotor for a rotating electric machine. The apparatus includes a movable mold and a stationary mold, and a cavity is formed between those molds. The movable mold includes a rotor core holding portion holding a rotor core, and a core arranging portion arranging a core removably. The core includes a base core and a plurality of split cores. The base core is equipped on its outer circumference with a remedy face, which is positioned in the inner circumference of the open end portion of a boss portion and extends in a mold-release direction of a casting, thereby blocking the deformation of the open end portion at the parting time.


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