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Machine translation
1. (WO2013054043) COOLING FOR THE RETAINING DOVETAIL OF A TURBOMACHINE BLADE
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2013/054043    International Application No.:    PCT/FR2012/052304
Publication Date: 18.04.2013 International Filing Date: 10.10.2012
IPC:
F01D 5/08 (2006.01), F01D 5/30 (2006.01), F01D 11/00 (2006.01)
Applicants: SNECMA [FR/FR]; (FR)
Inventors: DA COSTA, Emmanuel; (FR).
GENDRAUD, Alain, Dominique; (FR).
MARTET, Renaud; (FR).
SICARD, Josselin; (FR).
VARIN, Bruno, André, Jean; (FR)
Agent: DAVID, Daniel; Gevers France 41 Avenue de Friedland F-75008 Paris (FR)
Priority Data:
1159131 10.10.2011 FR
Title (EN) COOLING FOR THE RETAINING DOVETAIL OF A TURBOMACHINE BLADE
(FR) REFROIDISSEMENT DE LA QUEUE D ' ARONDE RETENANT UNE AUBE DE TURBOMACHINE
Abstract: front page image
(EN)The present invention relates to a turbomachine assembly in which a foil (30) is able to cover mainly one of the bulbs (11) of the disc (10) and be held, radially with respect to the disc (10), by said bulb (11) of the disc (10) and the pocket (22) for the blade (20) which is able to collaborate therewith, when these two are effectively collaborating, and said bulb (11) of the disc (10) has at least one longitudinal cavity able to form, with said foil (30), when this foil is covering said bulb (11) of the disc (10), a secondary passage (41, 42) through which said secondary cooling air flow (52, 53) can pass.
(FR)La présente invention concerne un ensemble pour turbomachine, dans lequel un clinquant (30) est apte à recouvrir principalement l'un des bulbes (11) du disque (10) et à être maintenu, radialement par rapport au disque (10), par ledit bulbe (11) du disque (10) et l'alvéole (22) de l'aube (20) apte à coopérer avec celui-ci, lorsque ceux- cicoopèrent effectivement, et ledit bulbe (11) du disque (10) présente au moins une cavité longitudinale apte à former avec ledit clinquant (30), lorsque celui-ci recouvre ledit bulbe (11) du disque (10), un canal secondaire (41, 42) pour le passage dudit flux d'air de refroidissement secondaire (52, 53).
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, IS, JP, KE, KG, KM, KN, KP, KR, KZ, LA, LC, LK, LR, LS, LT, 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, 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, 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, ML, MR, NE, SN, TD, TG).
Publication Language: French (FR)
Filing Language: French (FR)