Patent SG-11201907766U-A (SG)
Title: Tracked vehicle
Inventor: SANDIN ANDREAS
IPC: B62D55/108
Filed: 2018-02-26
Abstract: 36 20 Y_1 20a 10 Fig. 2 12 r ) I 14 F 10 32 22 32 22 --- 20c Att 30 S 30 20b 34 • 34 20d (12) INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau (43) International Publication Date 20 September 2018 (20.09.2018) WIP0 I PCT Iiiimmoimiolollmonolomomoimoiminiflovoiml (10) International Publication Number WO 2018/169465 Al (51) International Patent Classification: B62D 55/108 (2006.01) B60G 11/08 (2006.01) (21) International Application Number: PCT/SE2018/050179 (22) International Filing Date: 26 February 2018 (26.02.2018) (25) Filing Language: English (26) Publication Language: English (30) Priority Data: 1750316-0 16 March 2017 (16.03.2017) SE (71) Applicant: BAE SYSTEMS HAGGLUNDS AKTIEBO- LAG [SE/ ]; 891 82 Ornskoldsvik (SE). (72) Inventors: SANDIN, Andreas; Jasminvagen 1, 891 1 Om- skoldsvik (SE). LJUNG, Jonny; Pionvagen 5, 891 51 Om- skoldsvik (SE). WIBERG, Ulf; Skagsham 154, 891 96 Arnasvall (SE). (74) Agent: ZACCO SWEDEN AB; P.O. Box 5581 Val- hallavagen 11 7N, 114 85 Stockholm (SE). (81) Designated States (unless otherwise indicated, for every kind of national protection available): 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. (54) Title: TRACKED VEHICLE (57) : The invention relates to a tracked vehicle (V1; V2) comprising a vehicle body (20; 120), at least one track assembly (10) and a suspension device (S). Said track assembly (10) is arranged to be supported by said vehicle body (20; 120) by means of said suspension device (S). Said track assembly comprises a track support beam (12) for supporting a plurality of road wheels (16), an endless track (14) being disposed around said road wheels. Said suspension device (S) comprises a leaf spring arrangement (30; 130, 142, 144) having portions transversally arranged relative to the longitudinal extension of the vehicle. Said leaf spring arrangement comprises L-shaped leaf spring members (30; 130), each leaf spring member (30; 130) having a first portion (32; 132) attached to said vehicle body (20; 120), a second portion (34; 134) attached to said track support beam (12) and a transition portion (36; 136) there between, so that compressive and tensile stresses are located to said transition portion (36; 136) for generating a compressive action [Continued on next page] WO 2018/169465 Al MIDEDIMOMOIDEIREEMOMOHINEDIEMOMEME (84) Designated States (unless otherwise indicated, for every kind of regional protection available): ARIPO (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (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), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG). Declarations under Rule 4.17: as to applicant's entitlement to apply for and be granted a patent (Rule 4.17(ii)) Published: — with international search report (Art. 21(3)) in said transition portion.