Patent SG-11201811234T-A (SG)
Title: Arrangement with a hollow mandrel for introducing drainage ribbons in a subsoil
Inventor: STORK DRIES CORNELIS MARIA
IPC: E02D3/00
Filed: 2017-06-19
Abstract: WO 17 / 217 85 6 A8 (12) INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) CORRECTED VERSION (19) World Intellectual Property Organization International Bureau (43) International Publication Date 11111111111111111110111111101111111113 010 HE ME 1110 (10) International Publication Number WO 2017/217856 A8 21 December 2017 (21.12.2017) Wi PO I PCT (51) International Patent Classification: E02D 3/00 (2006.01) (21) International Application Number: PCT/NL2017/050406 (22) International Filing Date: 19 June 2017 (19.06.2017) (25) Filing Language: English (26) Publication Language: English (30) Priority Data: 2016988 17 June 2016 (17.06.2016) NL (71) Applicant: BAGGERMAATSCHAPPIJ BOSKALIS B.V. [NL/NL]; Rosmolenweg 20, 3356 LK PAPEN- DRECHT (NL). (72) Inventors: STORK, Dries Cornelis Maria; c/o Bag- germaatschappij Boskalis B.V., Rosmolenweg 20, 3356 LK PAPENDRECHT (NL). GROOT, Jelle; c/o Bagger- maatschappij Boskalis B.V., Rosmolenweg 20, 3356 LK PAPENDRECHT (NL). (74) Agent: GEURTS, Franciscus Antonius; Octrooibureau Vriesendorp & Gaade B.V., Koninginnegracht 19, 2514 AB Den Haag (NL). (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. (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, (54) Title: ARRANGEMENT WITH A HOLLOW MANDREL FOR INTRODUCING DRAINAGE RIBBONS IN A SUBSOIL (57) : The invention relates to an arrangement for vertically introducing drainage ribbons into a subsoil, comprising an hollow mandrel and a drainage rib- bon that is fed through the mandrel, wherein the mandrel comprises a permanent 12 section with a first elongate mandrel profile and a mandrel drive, and a replace- ment section at the end of the mandrel, wherein the replacement section compris- es a second elongate mandrel profile that is joint with the end of the first mandrel profile by means of a weld, a bottom face at the bottom end of the second mandrel profile, and a push bar and a spring that biases the push bar towards its extended position with respect to the bottom face, wherein the mandrel drive comprises a drive cable that extends through the hollow mandrel and that is at one end oper- atively connected with the push bar by means of a releasable coupling. 102 [Continued on next page] WO 2017/217856 A8 MIDEDIMOMOIDIONOIDEMODIOHOEMBEHOEMOVE# TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG). Published: — with international search report (Art. 21(3)) (48) Date of publication of this corrected version: 29 November 2018 (29.11.2018) (15) Information about Correction: see Notice of 29 November 2018 (29.11.2018)