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1. (WO2019048778) ACCESSORY GEARBOX FOR TURBOMACHINE
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Pub. No.: WO/2019/048778 International Application No.: PCT/FR2018/052168
Publication Date: 14.03.2019 International Filing Date: 05.09.2018
IPC:
F02C 7/32 (2006.01)
F MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
02
COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
C
GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
7
Features, component parts, details or accessories, not provided for in, or of interest apart from, groups F02C1/-F02C6/158; Air intakes for jet-propulsion plants
32
Arrangement, mounting, or driving, of auxiliaries
Applicants:
SAFRAN TRANSMISSION SYSTEMS [FR/FR]; 18, boulevard Louis Seguin 92700 Colombes, FR
Inventors:
VIEL, Julien; FR
Agent:
GUTMANN, Ernest; 3, rue Auber 75009 Paris, FR
Priority Data:
175825907.09.2017FR
Title (EN) ACCESSORY GEARBOX FOR TURBOMACHINE
(FR) BOITIER D'ACCESSOIRES POUR TURBOMACHINE
Abstract:
(EN) The invention relates to an accessory gearbox casing (10, 110, 210) for a turbomachine with a lateral front face (16, 116, 216) and a lateral rear face (18, 118, 218) opposite the front face, laterally defining the accessory gearbox in which at least one gear train made of several toothed wheels (14) that engage with one another is mounted, each toothed wheel (14) being supported by a central shaft (28), characterized in that the shafts (28) are guided in rotation by bearings (30) with roller bearings all supported by a same support (12, 112, 212) inserted laterally between the front face (16, 116, 216) and the rear face (18, 118, 218).
(FR) L'invention concerne un boîtier (10, 110, 210) de relais d'accessoires pour une turbomachine ayant une face latérale avant (16, 116, 216), une face latérale arrière (18, 118, 218) opposée à la face avant délimitant latéralement le boitier d'accessoires dans lequel est monté au moins un train d'engrenage composé de plusieurs roues dentées (14) engrenant ensemble, chaque roue dentée (14) étant portée par un arbre central (28), caractérisé en ce que les arbres (28) sont guidés en rotation par des paliers (30) à roulements tous portés par un même support (12, 112, 212) intercalé latéralement entre les faces avant (16, 116, 216) et arrière (18, 118, 218).
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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, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, KR, KW, 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 (ARIPO) (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Office (AM, AZ, BY, KG, KZ, RU, TJ, TM)
European Patent Office (EPO) (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)