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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.:

US 8282346 B1

PDFFull Text
Expired
Date of Patent:
Oct. 09, 2012

Filed:

Apr. 06, 2009

Methods, systems and/or apparatus relating to seals for turbine engines

Applicants:

Subodh D. Deodhar, Bangalore, IN;

Gary M. Itzel, Simpsonville, SC (US);

Nagendra Karthik Depuru Mohan, Andhra Pradesh, IN;

Inventors:

Subodh D. Deodhar, Bangalore, IN;

Gary M. Itzel, Simpsonville, SC (US);

Nagendra Karthik Depuru Mohan, Andhra Pradesh, IN;

Assignee:

General Electric Company, Schenectady, NY (US);

Attorneys:

Mark E. Henderson

Ernest G. Cusick

Frank A. Landgraff

Primary Examiner:

Caridad Everhart

Int. Cl.
CPC ...
F01D 11/12 (2006.01);
U.S. Cl.
CPC ...
Abstract

A seal formed between at least two blades in the turbine of a turbine engine, a first turbine blade and a second turbine blade, wherein one of the turbine blades comprises a turbine rotor blade and the other turbine blade comprises a turbine stator blade, and wherein a trench cavity and the seal is formed between the first turbine blade and the second turbine blade when first turbine blade is circumferentially aligned with the second turbine blade, the seal comprising: a cutter tooth and a honeycomb; wherein: the cutter tooth comprises an axially extending rigid tooth that is positioned on one of the first turbine blade and the second turbine blade and the honeycomb comprises an abradable material that is positioned on the other of the first turbine blade and the second turbine blade; and the cutter tooth and the honeycomb are positioned such that each opposes the other across the trench cavity when the first turbine blade is circumferentially aligned with the second turbine blade.

Find Patent Forward Citations

Deodhar, Subodh. (2012). Methods, systems and/or apparatus relating to seals for turbine engines (U.S. Patent No. 8282346). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8282346

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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