(19)

(11)

EP 2 635 481 A1

(12)

(43) Date of publication: 11.09.2013 Bulletin 2013/37 (21) Application number: 11785795.3 (22) Date of filing: 31.10.2011

(51) International Patent Classification (IPC):  B61F 5/38(2006.01) (86) International application number: PCT/IB2011/054833 (87) International publication number: WO 2012/059856 (10.05.2012 Gazette 2012/19)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR (30) Priority: 01.11.2010 ZA 201007520 01.11.2010 ZA 201007516 (71) Applicant: RSD - A Division of DCD-Dorbyl (Pty) Limited 1939 Vereeniging (ZA)	(72) Inventor: SMIT, Patrick Henri 1460 Boksburg (ZA) (74) Representative: Lloyd, Patrick Alexander Desmond  Reddie & Grose LLP 16 Theobalds Road London WC1X 8PL London WC1X 8PL (GB)