Title:
FAN DRIVE GEAR SYSTEM MECHANICAL CONTROLLER
Document Type and Number:
WIPO Patent Application WO/2015/006153
Kind Code:
A3
Abstract:
A fan drive gear system for a turbofan engine includes a geared architecture and a gear controller supporting the geared architecture and controlling rotation of the geared architecture relative a static structure.
Inventors:
OTTO JOHN R (US)
COFFIN JAMES B (US)
COFFIN JAMES B (US)
Application Number:
PCT/US2014/045355
Publication Date:
March 12, 2015
Filing Date:
July 03, 2014
Export Citation:
Assignee:
UNITED TECHNOLOGIES CORP (US)
International Classes:
F01D21/00; F01D25/00; F02C7/32; F02C9/00; F02K3/06; F16H1/36
Foreign References:
EP1936238A2 | 2008-06-25 | |||
US8292570B2 | 2012-10-23 | |||
US5039281A | 1991-08-13 | |||
US20100011740A1 | 2010-01-21 | |||
US20120167593A1 | 2012-07-05 |
Other References:
See also references of EP 3019709A4
Attorney, Agent or Firm:
SIRAGUSA, John M. et al. (Gaskey & Olds P.C./Pratt & Whitney,400 W. Maple, Suite 35, Birmingham MI, US)
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