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Flexible Support Structure For A Geared Architecture Gas Turbine Engine - EP3051078

The patent EP3051078 was granted to United on Nov 1, 2017. The application was originally filed on Sep 17, 2013 under application number EP16155413A. The patent is currently recorded with a legal status of "Revoked".

EP3051078

UNITED
Application Number
EP16155413A
Filing Date
Sep 17, 2013
Status
Revoked
Feb 7, 2020
Publication Date
Nov 1, 2017
External Links
Slate, Register, Google Patents

Patent Summary

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ROLLS ROYCEJul 25, 2018ROLLS ROYCEADMISSIBLE

Patent Citations (10) New

Patent citations refer to prior patents cited during different phases such as opposition or international search.

Citation PhasePublication Number
OPPOSITIONEP2532841
OPPOSITIONEP2532858
OPPOSITIONUS2010105516
OPPOSITIONUS2011130246
OPPOSITIONUS5433674
OPPOSITIONUS6223616
OPPOSITIONUS8297916
OPPOSITIONUS8297917
SEARCHUS2011130246
SEARCHUS2011286836

Non-Patent Literature (NPL) Citations (9) New

NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.

Citation PhaseReference Text
OPPOSITION- Anonymous, "Design Manual for Enclosed Epicyclic Gear Drives", American National Standard ANSI/AGMA 6123-B06, (20060000), ISBN 1-55589-875-0, pages i-vi, 1 - 97, XP055510150
OPPOSITION- Anonymous, "Quiet Clean Short-haul Experimental Engine (QCSEE) Main Reduction Gears Detailed Final Report", Detailed Design Final Report NASA CR-134872,, (19750300), page 222pp, XP055497364
OPPOSITION- Anonymous, "Stiffness / Wikipedia", pages 1 - 4, URL: https://en.wikipedia.org/w/index.php?title=Stiffness&oldid=841510441, XP055510123
OPPOSITION- Anonymous, "Torsion spring / Wikipedia, the free encyclopedia", (20180618), pages 1 - 6, URL: https://en.wikipedia.org/w/index.php?title=Torsion_spring&oldid=846336179, XP055510126
OPPOSITION- GRAY et al., "Energy Efficient Engine Preliminary Design and Integration Studies", NASA CR-135396, (19781100), pages 1 - 366, XP055280688
OPPOSITION- Linda Smith Boyd, James Pike, "Expansion of Epicyclic Gear Dynamic Analysis Program; Final Report", NASA CR-179563, (19860800), page 94pp, XP055510174
OPPOSITION- Mccarthy Et Al D, "Design and Selection of Components for Enclosed Gear Drives", American National Standard ANSI/AGMA 6001-D97, (19970807), pages ii-vi, 1 - 41, XP055496417
OPPOSITION- Miguel Amezketa; Xabier Iriarte; Javier Ros; Jesus M Pintor, "Dynamic Model of a Helical Gear Pair With Backlash and Angle-Varying Mesh Stiffness", Multibody Dynamics 2009, ECCOMAS Thermatic Conference, Warsaw, (20090629), pages 1 - 17, XP055496410
OPPOSITION- Avinash Singh, "Application of a System Level Model to Study the Planetary Load Sharing Behavior", Journal of Mechanical Design, (20050500), vol. 127, pages 469 - 476, XP055510139

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