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Machine translation
1. (WO2015121579) DEVICE FOR FIXING BLADES WITH VARIABLE PITCH OF A NON-STREAMLINED TURBOMACHINE PROPELLER
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2015/121579    International Application No.:    PCT/FR2015/050325
Publication Date: 20.08.2015 International Filing Date: 10.02.2015
IPC:
B64C 11/48 (2006.01), B64C 11/06 (2006.01)
Applicants: SNECMA [FR/FR]; 2, boulevard du Général Martial Valin F-75015 Paris (FR)
Inventors: DERREZ, Charles-Henri, Michel, Marie; (FR).
FABRE, Adrien, Jacques, Philippe; (FR).
JACQUEMARD, Christophe, Paul; (FR).
SERVANT, Régis, Eugène, Henri; (FR).
TAJAN, Sébastien, Emile, Philippe; (FR)
Agent: GUTMANN, Ernest; Yves Plasseraud SAS 3, rue Auber F-75009 Paris (FR)
Priority Data:
1451210 14.02.2014 FR
Title (EN) DEVICE FOR FIXING BLADES WITH VARIABLE PITCH OF A NON-STREAMLINED TURBOMACHINE PROPELLER
(FR) DISPOSITIF POUR FIXER DES PALES A CALAGE VARIABLE D'UNE HÉLICE NON CARÉNÉE D'UNE TURBOMACHINE
Abstract: front page image
(EN)The invention relates to a device (12) for a non-streamlined propeller (6, 7) with blades (10) having variable pitch of a turbomachine (1), the device comprising a support (15) intended to support a blade (10) and including a cylindrical foot (17), a bearing comprising a radially internal annular section (20) and a radially external annular section (21) capable of pivoting with respect to each other, the foot (17) being mounted in said internal section (20) of the bearing. The device comprises a hub (27) mounted in the foot (17), said hub (27) including a rim (29) comprising a face (30) coming to bear on the radially internal annular section (20) of the bearing, the hub (27) and the foot (17) of the support (15) comprising complementary engagement elements (18, 28) interacting with a locking component (23).
(FR)L'invention concerne un dispositif (12) pour une hélice non carénée (6, 7) à pales (10) à calage variable d'une turbomachine (1), le dispositif comprenant un support (15) destiné à supporter une pale (10) et comportant un pied cylindrique (17), un palier comportant une partie annulaire radialement interne (20) et une partie annulaire radialement externe (21 ) aptes à pivoter l'une par rapport à l'autre, le pied (17) étant monté dans ladite partie interne (20) du palier. Le dispositif comporte un moyeu (27) monté dans le pied (17), ledit moyeu (27) comportant un rebord (29) comprenant une face (30) venant en appui sur la partie annulaire radialement interne (20) du palier, le moyeu (27) et le pied (17) du support (15) comportant des organes de crabotage complémentaires (18, 28) coopérant avec un organe de verrouillage (23).
Designated States: AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JP, KE, KG, KN, KP, KR, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW.
African Regional Intellectual Property Organization (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, RU, TJ, TM)
European Patent Office (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG).
Publication Language: French (FR)
Filing Language: French (FR)