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1. (WO2017169937) BEARING RING-FORMING METHOD
Latest bibliographic data on file with the International Bureau    Submit observation

Pub. No.:    WO/2017/169937    International Application No.:    PCT/JP2017/011070
Publication Date: 05.10.2017 International Filing Date: 17.03.2017
IPC:
F16C 33/64 (2006.01), B21D 53/10 (2006.01), B24B 19/06 (2006.01), F16C 19/30 (2006.01), F16C 33/58 (2006.01)
Applicants: NTN CORPORATION [JP/JP]; 3-17, Kyomachibori 1-chome, Nishi-ku, Osaka-shi, Osaka 5500003 (JP)
Inventors: HIRAMATSU Kazuki; (JP).
MATSUNAGA Hiroshi; (JP).
NAKAHASHI Hiroshi; (JP).
YAMAGUCHI Masami; (JP).
KIMPARA Kazuhiro; (JP)
Agent: SHIROMURA Kunihiko; (JP).
KUMANO Tsuyoshi; (JP)
Priority Data:
2016-070932 31.03.2016 JP
Title (EN) BEARING RING-FORMING METHOD
(FR) PROCÉDÉ DE FORMATION DE BAGUE DE ROULEMENT
(JA) 軌道輪成形方法
Abstract: front page image
(EN)In a pressing line comprising a single or multiple kinds of pressing steps, a surface-polishing step is performed on flat workpieces. The bearing ring-forming method comprises a blanking step as a pressing step and has the surface-polishing step before the blanking step.
(FR)Dans une ligne de pressage comprenant un ou plusieurs types d'étapes de pressage, une étape de polissage de surface est réalisée sur des pièces plates. Dans ce procédé de formation de bague de roulement, une étape de suppression tient lieu d'étape de pressage et l'étape de polissage de surface est réalisée avant l'étape de suppression.
(JA)単一または複数種のプレス工程を有するプレスライン内において、平板形状のワークに対して表面研磨工程を行う。プレス工程としてブランク工程を有し、このブランク工程前に前記表面研磨工程を有する。
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, 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 (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: Japanese (JA)
Filing Language: Japanese (JA)