SG11201803861WA - Self-balancing board with primary wheel and distal auxiliary wheel - Google Patents

Abstract

INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property - Organization International Bureau ires.. 00) (43) International Publication Date ..... ...sr ,„„ol 18 May 2017 (18.05.2017) WIPO I PCT (10) WO International Publication Number 111111111111311111111111111111111111111111111111111111111111111111111311111111111111111 2017/080530 Al (51) International Patent Classification: BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, A63C 17/08 (2006.01) A63C 17/12 (2006.01) 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, (21) International Application Number: KW KZ LA LC LK LR LS LU LY MA MD ME, PCT/CN2016/105834 MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, (22) International Filing Date: OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, 15 November 2016 (15.11.2016) 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, (25) Filing Language: English ZW. (26) Publication Language: English (84) Designated States (unless otherwise indicated, for every (30) Priority Data: kind of regional protection available): ARIPO (BW, GH, PCT/IB2015/058821 GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, 15 November 2015 (15.11.2015) IB TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, (71) Applicant: KOOFY DEVELOPMENT LIMITED DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, [CN/CN]; 2/F, Unit 220, Enterprise Place, No.5 Science LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, Park, West Avenue, Hong Kong (CN). SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, (72) Inventor: MA, Ondy, Song Qi; 2/F, Unit 220, Enterprise GW, KM, ML, MR, NE, SN, TD, TG). Place, No.5 Science Park, West Avenue, Hong Kong (CN). Declarations under Rule 4.17: (74) Agent: BEIJING LUSHENG LAW FIRM; Unit 1602, — as to the identity of the inventor (Rule 4.17(0) Central Tower, China Overseas Plaza, No.8 Guanghua — as to applicant's entitlement to apply for and be granted a Dongli, Jianguomenwai Avenue, Chaoyang District, (Rule 4.170) patent Beijing 100020 (CN). — as to the applicant's entitlement to claim the priority of the (81) Designated States (unless otherwise indicated, for every earlier application (Rule 4.17(iii)) kind of national available): AE, AG, AL, AM, protection AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, — of inventorship (Rule 4.17(iv)) [Continued on next page] (54) Title: SELF-BALANCING BOARD WITH PRIMARY WHEEL AND DISTAL AUXILIARY WHEEL : A board is (57) self-balancing provided. The self-balancing board (100) lop comprises a primary wheel assembly (2), a platfoiin (1), at least one sensor, a controller (11), a first auxiliary assembly (3a) t , a wheel first brake The and a element (4a). primary wheel assembly comprises a wheel primary (24) and a motor (25) driving the primary - The is to the wheel. platfoim secured primary a - , wheel assembly and has a foot deck (9). The at least one sensor senses the orientation of the The controller receives data a , it , platform. from the at least and the one sensor controls motor in response to the received data. The first auxiliary wheel assembly is secured to ..' „ the platform distal the primary wheel as- sembly, and is elevated from contacting a flat 1-1 , surface upon which the primary wheel rests when the foot deck is parallel to the flat I. sur- • face. The first brake element is manually M movable relative to the first auxiliary wheel un 3b assembly to engage the first auxiliary wheel 0 assembly to provide resistance to rotation of GC 0 FIG. 1 the first auxiliary wheel assembly. Thus, the --..„ self-balancing board can be brought to a Ir**- 1-1 more rapid stop. 0 ei O WO 2017/080530 Al IMEDIMOMMIDIIMMENEITI011100110MOVOIMIE Published: — with international search report (Art. 21(3))