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. 14, 2015

Filed:

Dec. 06, 2011
Applicants:

Ching-pang Lee, Cincinnati, OH (US);

Glenn E. Brown, West Palm Beach, FL (US);

Benjamin E. Heneveld, Newmarket, NH (US);

Inventors:

Ching-Pang Lee, Cincinnati, OH (US);

Glenn E. Brown, West Palm Beach, FL (US);

Benjamin E. Heneveld, Newmarket, NH (US);

Assignees:

Siemens Aktiengesellschaft, München, DE;

Mikro Systems, Inc., Charlottesville, VA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 5/18 (2006.01);
U.S. Cl.
CPC ...
F01D 5/187 (2013.01); F01D 5/186 (2013.01); F05D 2240/122 (2013.01); F05D 2240/304 (2013.01);
Abstract

A turbine blade () including an airfoil () having multiple interior wall portions () each separating at least one chamber from another one of multiple chambers (). In one embodiment a first wall portion (-) between first and second chambers () includes first and second pluralities of flow paths (P,S) extending through the first wall portion. The first wall portion includes a first region Rhaving a first thickness, t, measurable as a distance between the chambers. One of the paths extends a first path distance, d, as measured from an associated path opening () in the first chamber (), through the first region and to an exit opening () in the second chamber () which path distance is greater than the first thickness.


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