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:
Nov. 03, 2020
Filed:
Feb. 24, 2017
Applicant:
Mitsubishi Heavy Industries Compressor Corporation, Tokyo, JP;
Inventors:
Kosei Kawahara, Hiroshima, JP;
Akihiko Morikawa, Hiroshima, JP;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22F 3/105 (2006.01); B22F 3/24 (2006.01); B22F 5/00 (2006.01); F04D 29/28 (2006.01); B33Y 10/00 (2015.01); B22F 3/16 (2006.01); B22F 3/15 (2006.01);
U.S. Cl.
CPC ...
B22F 3/16 (2013.01); B22F 3/1055 (2013.01); B22F 3/15 (2013.01); B22F 3/24 (2013.01); B22F 5/00 (2013.01); F04D 29/284 (2013.01); B22F 2003/1058 (2013.01); B22F 2003/247 (2013.01); B22F 2201/11 (2013.01); B33Y 10/00 (2014.12); F05B 2230/22 (2013.01);
Abstract
A production method for an impeller includes: an impeller molding body forming step of forming an impeller molding body in which a reinforcement portion which reinforces at least one of end portions of the impeller in which an inlet and an outlet of a flow path are formed and the impeller are integrated with each other, by an additive manufacturing method using a metal powder; and a removal step of removing the reinforcement portion from the impeller molding body.