Compressive stress system for a gas turbine engine

Hogberg, Nicholas Alvin

Title: Compressive stress system for a gas turbine engine

Patent · Tue Mar 24 00:00:00 EDT 2015

OSTI ID:1174213

Hogberg, Nicholas Alvin

The present application provides a compressive stress system for a gas turbine engine. The compressive stress system may include a first bucket attached to a rotor, a second bucket attached to the rotor, the first and the second buckets defining a shank pocket therebetween, and a compressive stress spring positioned within the shank pocket.

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Research Organization:: General Electric Co., Schenectady, NY (United States)

Sponsoring Organization:: USDOE

DOE Contract Number:: FC26-05NT42643

Assignee:: General Electric Company (Schenectady, NY)

Patent Number(s):: 8,985,956

Application Number:: 13/235,566

OSTI ID:: 1174213

Resource Relation:: Patent File Date: 2011 Sep 19

Country of Publication:: United States

Language:: English

References (8)

Resonator device for damping the vibrations of a rotor of a rotary-wing aircraft Mouille, Rene L.; Genoux, Gerard C. L.; Declercq, Marc A. https://doi.org/https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/4281967 US Patent Document 4,281,967	patent	August 1981
Rotors for gas turbine engines Atkinson, Jr., John H. https://doi.org/https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/4655687 US Patent Document 4,655,687	patent	April 1987
Turbofan with dynamic vibration damping Vermont, Gerard R. E. R. https://doi.org/https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/5143517 US Patent Document 5,143,517	patent	September 1992
Rotor blade with platform support and damper positioning means Chlus, Wieslaw A.; Houston, David P. https://doi.org/https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/5284421 US Patent Document 5,284,421	patent	February 1994
Composite fan platform Ravenhall, John Andrew; Davis, Brian Michael; Mesing, Thomas Carl https://doi.org/https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/6217283 US Patent Document 6,217,283	patent	April 2001
Turbine blade arrangement Boswell, John H. https://doi.org/https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/7374400 US Patent Document 7,374,400	patent	May 2008
Composite blading member and method for making Marusko, Mark Willard; Subramanian, Suresh https://doi.org/https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/7510379 US Patent Document 7,510,379	patent	March 2009
Bi-layer tip cap Sherlock, Graham David; Nowak, Daniel Anthony; Balsone, Stephen Joseph https://doi.org/https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/7556477 US Patent Document 7,556,477	patent	July 2009

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