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:
Apr. 24, 2018

Filed:

Jan. 01, 2015
Applicant:

Ihi Charging Systems International Gmbh, Heidelberg, DE;

Inventors:

Roberto De Santis, Sulzbach, DE;

Daniel Just, Kronau, DE;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 29/28 (2006.01); F01D 5/14 (2006.01); F04D 17/00 (2006.01);
U.S. Cl.
CPC ...
F04D 29/284 (2013.01); F01D 5/141 (2013.01); F01D 5/143 (2013.01); F04D 17/00 (2013.01); F05D 2250/90 (2013.01);
Abstract

In an impeller for a fluid energy machine with a hub and a plurality of rotor blades which are mounted on the hub and around which a medium may flow through the fluid energy machine and which form a blade duct between two neighboring rotor blades with a blade duct length which extends in the axial direction of the impeller, wherein each rotor blade is connected to the hub via a first transition region with a first curvature and via a second transition region with a second curvature and with a straight conical blade duct bottom of the blade duct formed between the first transition region and the second transition region.


Find Patent Forward Citations

Loading…