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Machine translation
1. (WO2009121215) PNEUMATI C AND FLEXIBLE DRUM BRAKE
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2009/121215    International Application No.:    PCT/CN2008/001023
Publication Date: 08.10.2009 International Filing Date: 26.05.2008
IPC:
F16D 51/48 (2006.01), F16D 65/09 (2006.01)
Applicants: BEIJING TINGYI BRAKING CO., LTD [CN/CN]; M2-5-3 Workshop, Xinggu Economic Development Area Pinggu District, Beijing 101200 (CN) (For All Designated States Except US).
WANG, Tingyi [CN/CN]; (CN) (For US Only)
Inventors: WANG, Tingyi; (CN)
Agent: CCPIT PATENT AND TRADEMARK LAW OFFICE; 8/F, Vantone New World Plaza 2 Fuchengmenwai Street Beijing 100037 (CN)
Priority Data:
200810091833.8 03.04.2008 CN
Title (EN) PNEUMATI C AND FLEXIBLE DRUM BRAKE
(FR) FREIN À TAMBOUR PNEUMATIQUE ET SOUPLE
(ZH) 气压柔性鼓式制动器
Abstract: front page image
(EN)A pneumatic and flexible drum brake includes: a brake drum(4); two floating shoes(3) oppositely arranged inside of the brake drum(4); friction linings(5) set between the float shoes(3) and the brake drum(4), which contact with the brake drum(4) when braking is done; and flexible sleeves(7) arranged in the axial end of the float shoes(3), which put onto the shafts of the floating shoe(3) ends and floated with the float shoes(3); the cross-section of the inner shape of the flexible sleeve(7) is elongated circular. The brake has simple structure, and can reduce the vibration and the brake noise.
(FR)L'invention porte sur un frein à tambour pneumatique et souple qui comprend : un tambour de frein (4); deux patins flottants (3) agencés en opposition à l'intérieur du tambour de frein (4); des garnitures de friction (5) installées entre les patins flottants (3) et le tambour de frein (4), lesquelles garnitures de friction (5) viennent en contact avec le tambour de frein (4) lorsqu'un freinage est effectué; et des manchons souples (7) agencés dans l'extrémité axiale des patins flottants (3), lesquels manchons souples (7) sont placés sur les arbres des extrémités de patins flottants (3) et sont amenés à flotter avec les patins flottants (3); la section transversale de la forme interne du manchon souple (7) étant allongée et circulaire. Le frein a une structure simple et peut réduire la vibration et le bruit de freinage.
Designated States: AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BR, BW, BY, BZ, CA, CH, 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, PG, PH, PL, PT, RO, RS, RU, SC, SD, SE, SG, SK, SL, SM, SV, SY, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW.
African Regional Intellectual Property Organization (BW, GH, GM, KE, LS, MW, MZ, NA, SD, SL, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, MD, RU, TJ, TM)
European Patent Office (AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MT, NL, NO, PL, PT, RO, SE, SI, SK, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, ML, MR, NE, SN, TD, TG).
Publication Language: Chinese (ZH)
Filing Language: Chinese (ZH)