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:
Aug. 10, 2021

Filed:

Jun. 14, 2018
Applicant:

Siemens Aktiengesellschaft, Munich, DE;

Inventors:

Giuseppe Bruni, Lincoln, GB;

Senthil Krishnababu, Lincoln, GB;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 5/20 (2006.01); F01D 5/18 (2006.01); F01D 5/14 (2006.01); F04D 29/32 (2006.01);
U.S. Cl.
CPC ...
F01D 5/20 (2013.01); F01D 5/187 (2013.01); F01D 5/141 (2013.01); F04D 29/324 (2013.01); F05B 2250/712 (2013.01); F05D 2240/307 (2013.01); F05D 2240/35 (2013.01); F05D 2260/20 (2013.01);
Abstract

A compressor aerofoil for a turbine engine includes a root portion spaced apart from a tip portion by a main body portion. The main body portion is defined by a suction surface wall having a suction surface, and a pressure surface wall having a pressure surface. The suction surface wall and the pressure surface wall meet at a leading edge and a trailing edge. The tip portion has a tip wall which extends from the aerofoil leading edge to the aerofoil trailing edge. The tip wall defines a squealer having: a first tip wall region which extends from the leading edge; a second tip wall region which extends from the trailing edge; and a third tip wall region which extends between the first tip wall region and the second tip wall region.


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