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:
Sep. 25, 2018

Filed:

Jul. 03, 2015
Applicant:

Sulzer Management Ag, Winterthur, CH;

Inventors:

Matti Koivikko, Kotka, FI;

Sami Virtanen, Kotka, FI;

Assignee:

SULZER MANAGEMENT AG, Winterthur, CH;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 29/40 (2006.01); F04D 29/42 (2006.01); F04D 1/00 (2006.01);
U.S. Cl.
CPC ...
F04D 29/4293 (2013.01); F04D 1/00 (2013.01);
Abstract

An intake channel arrangement includes an intake channel. The intake channel includes a first end with a first inner diameter, and a second end with a second inner diameter, the second inner diameter being smaller than the first inner diameter, a cross-sectional flow area and an adapter section arranged between the first and second ends, a first channel portion with a surface and the first inner diameter, an annular convex curvature surface joining at an angle to the surface of the first channel portion, the angle being 90°-110° between the surface of the first channel portion and a tangent of the convex curvature surface having a tangent point in an intersection of the surface of the first channel portion and the convex curvature surface, the annular convex curvature surface reducing the cross-sectional flow area from the first inner diameter to the second inner diameter.


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