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1. (WO2019042308) DRUM BRAKE AND VEHICLE
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Pub. No.: WO/2019/042308 International Application No.: PCT/CN2018/102905
Publication Date: 07.03.2019 International Filing Date: 29.08.2018
IPC:
F16D 65/14 (2006.01) ,F16D 51/24 (2006.01)
F MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
16
ENGINEERING ELEMENTS OR UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
D
COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
65
Parts or details of brakes
14
Actuating mechanisms for brakes; Means for initiating operation at a predetermined position
F MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
16
ENGINEERING ELEMENTS OR UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
D
COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
51
Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like
16
shaped as brake-shoes pivoted on a fixed or nearly-fixed axis
18
with two brake-shoes
20
extending in opposite directions from their pivots
24
fluid actuated
Applicants:
比亚迪股份有限公司 BYD COMPANY LIMITED [CN/CN]; 中国广东省深圳市 坪山新区比亚迪路3009号 No. 3009, BYD Road, Pingshan Shenzhen, Guangdong 518118, CN
Inventors:
郑祖雄 ZHENG, Zuxiong; CN
Agent:
北京清亦华知识产权代理事务所(普通合伙) TSINGYIHUA INTELLECTUAL PROPERTY LLC; 中国北京市 海淀区清华园清华大学照澜院商业楼301室 Room 301 Trade Building Zhaolanyuan, Tsinghua University Qinghuayuan, Haidian District Beijing 100084, CN
Priority Data:
201721092260.129.08.2017CN
Title (EN) DRUM BRAKE AND VEHICLE
(FR) FREIN À TAMBOUR ET VÉHICULE
(ZH) 鼓式制动器及车辆
Abstract:
(EN) Disclosed are a drum brake (200) and a vehicle (100). The drum brake comprises a brake back plate (80), a brake drum (10), two brake shoes (20), an electric motor (30), a symmetrical cam (41) and two push rods (42), wherein the symmetrical cam (41) is arranged between the two brake shoes (20); the two push rods (42) are located on the same straight line running through the center of the symmetrical cam (41); two ends of each of the push rods (42) respectively abut against the symmetrical cam (41) and the corresponding brake shoe (20); and the electric motor (30) drives, via a cam push rod mechanism, the two brake shoes (20) to open.
(FR) L'invention concerne un frein à tambour (200) et un véhicule (100). Le frein à tambour comporte un support de frein (80), un tambour de frein (10), deux sabots de frein (20), un moteur électrique (30), une came symétrique (41) et deux tiges de poussée (42), la came symétrique (41) étant disposée entre les deux sabots de frein (20); les deux de tiges de poussée (42) étant situées sur la même ligne droite passant par le centre de la came symétrique (41); deux extrémités de chacune des tiges de poussée (42) venant en butée contre la came symétrique (41) et le sabot de frein correspondant (20) respectivement; et le moteur électrique (30) entraînant, par l'intermédiaire d'un mécanisme de tige de poussée de came, l'ouverture des deux sabots de frein (20).
(ZH) 一种鼓式制动器(200)及车辆(100)。鼓式制动器包括制动底板(80)、制动鼓(10)、两个制动蹄(20)、电机(30)、对称凸轮(41)和两个推杆(42),对称凸轮(41)设置在两个制动蹄(20)之间,两个推杆(42)位于同一条穿过对称凸轮(41)中心的直线上,每个推杆(42)两端分别抵接于对称凸轮(41)和对应的制动蹄(20),电机(30)通过凸轮推杆机构驱动两个制动蹄(20)张开。
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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: Chinese (ZH)
Filing Language: Chinese (ZH)