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:
May. 16, 2023
Filed:
Sep. 24, 2021
Applicant:
Delavan Inc., West Des Moines, IA (US);
Inventors:
Jason Ryon, Carlisle, IA (US);
Jacob Greenfield, Granger, IA (US);
Adrian L. Stoicescu, Roscoe, IL (US);
Assignee:
Collins Engine Nozzles, Inc., Des Moines, IA (US);
Primary Examiner:
Int. Cl.
CPC ...
F04D 29/32 (2006.01); F02K 5/00 (2006.01);
U.S. Cl.
CPC ...
F04D 29/32 (2013.01); F02K 5/00 (2013.01); F05D 2230/31 (2013.01);
Abstract
A method of making an impeller includes building the impeller in a layer by layer process in a build direction along the rotational axis starting from a base of the hub. The plurality of blades includes a plurality of perforated blades that support the shroud during additively manufacturing the impeller. The method can include installing the impeller in a fuel pump, air compressor, or the like, without removing the perforated blades from the impeller.