Title:
PRETRENCHED ROTOR FOR GAS TURBINE ENGINE
Document Type and Number:
WIPO Patent Application WO/2014/189564
Kind Code:
A3
Abstract:
A gas turbine engine according to an exemplary aspect of the present disclosure includes, among other things, a rotor having a pretrench that receives at least a portion of a tip of a stator, the portion of the tip extending radially into the pretrench.
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Inventors:
ALVANOS IOANNIS (US)
Application Number:
PCT/US2014/016240
Publication Date:
February 19, 2015
Filing Date:
February 13, 2014
Export Citation:
Assignee:
UNITED TECHNOLOGIES CORP (US)
International Classes:
F01D5/02; F04D29/26
Foreign References:
| EP0194957A2 | 1986-09-17 | |||
| US20090274552A1 | 2009-11-05 | |||
| EP0475771A1 | 1992-03-18 | |||
| EP0292250B1 | 1992-04-01 | |||
| US20030035715A1 | 2003-02-20 |
Attorney, Agent or Firm:
COON, Benjamin J. et al. (Gaskey & Olds P.C./Pratt & Whitney,400 W. Maple, Suite 35, Birmingham MI, US)
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