WIPO logo
Mobile | Deutsch | Español | Français | 日本語 | 한국어 | Português | Русский | 中文 | العربية |
PATENTSCOPE

Search International and National Patent Collections
World Intellectual Property Organization
Search
 
Browse
 
Translate
 
Options
 
News
 
Login
 
Help
 
Machine translation
1. (WO2016174343) BLADE COMPRISING LANDS WITH A STIFFENER
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2016/174343    International Application No.:    PCT/FR2016/050979
Publication Date: 03.11.2016 International Filing Date: 26.04.2016
IPC:
B29B 11/16 (2006.01), F01D 5/28 (2006.01), B29L 31/08 (2006.01)
Applicants: SAFRAN AIRCRAFT ENGINES [FR/FR]; 2 Boulevard du Général Martial Valin 75015 Paris (FR)
Inventors: BERDOU, Caroline, Jacqueline, Denise; (FR).
DE GAILLARD, Thomas, Alain; (FR)
Agent: JOANNY, Damien; (FR)
Priority Data:
1553849 29.04.2015 FR
Title (EN) BLADE COMPRISING LANDS WITH A STIFFENER
(FR) AUBE MUNIE DE PLATEFORMES POSSEDANT UN RAIDISSEUR
Abstract: front page image
(EN)Disclosed is a preform for a blade of a turbomachine, comprising a main fibrous preform which is obtained by a three-dimensional weaving process and which includes a first longitudinal section forming a blade root (21), a second longitudinal section that extends the first longitudinal section in the vertical direction and forms part of an airfoil (22), a first transverse section that extends transversely from the connection between the first and second longitudinal sections and forms a first land (23) in which the preform includes at least one stiffener (40) that is mounted on the main fibrous preform along at least a portion of the distal edge of the first transverse section.
(FR)Préforme pour une aube de turbomachine, comportant une préforme fibreuse principale, obtenue par tissage tridimensionnel et comprenant un premier tronçon longitudinal, apte à former un pied d'aube (21), un deuxième tronçon longitudinal, prolongeant vers le haut le premier tronçon longitudinal, apte à former une partie de pale (22), un premier tronçon transversal, s'étendant transversalement depuis la jonction entre les premier et deuxième tronçons longitudinaux, apte à former une première plateforme (23), dans laquelle la préforme comporte en outre au moins un raidisseur (40) rapporté sur la préforme fibreuse principale le long d'au moins un segment du bord distal du premier tronçon transversal.
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)