(19)
(11) EP 3 344 877 A1

(12)

(43) Date of publication:
11.07.2018 Bulletin 2018/28

(21) Application number: 16763700.8

(22) Date of filing: 01.09.2016
(51) International Patent Classification (IPC): 
F04D 27/02(2006.01)
(86) International application number:
PCT/US2016/049939
(87) International publication number:
WO 2017/040807 (09.03.2017 Gazette 2017/10)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
MA MD

(30) Priority: 02.09.2015 US 201514843486

(71) Applicant: Woodward, Inc.
Fort Collins, Colorado 80524 (US)

(72) Inventors:
  • SADASIWAN, Thyag
    Loveland, Colorado 80538 (US)
  • BENIM, Alexander
    Katy, Texas 77494 (US)
  • GREEB, Kevin
    Fort Collins, Colorado 80538 (US)
  • WRIXON, Daniel J.
    Fort Collins, Colorado 80525 (US)

(74) Representative: Conroy, John 
Fish & Richardson P.C. Highlight Business Towers Mies-van-der-Rohe-Straße 8
80807 München
80807 München (DE)

   


(54) TURBOMACHINE ANTI-SURGE SYSTEM