(19)

(11)

EP 2 303 633 A1

(12)

(43) Date of publication: 06.04.2011 Bulletin 2011/14 (21) Application number: 09769568.8 (22) Date of filing: 25.06.2009

(51) International Patent Classification (IPC):  B60P 3/32(2006.01) B60P 1/64(2006.01) (86) International application number: PCT/GB2009/001588 (87) International publication number: WO 2009/156727 (30.12.2009 Gazette 2009/53)

(84) Designated Contracting States: 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 SE SI SK TR Designated Extension States: AL BA RS (30) Priority: 25.06.2008 GB 0811603 15.12.2008 GB 0822765 (71) Applicant: Purple Line Limited Ipswich, Suffolk IP9 2BB (GB)	(72) Inventors: HARRISON, Jonathan, M. Ipswich IP7 6BQ (GB) HARRISON, David, A. Essex CM17 9RY (GB) (74) Representative: Jackson, Nicholas Andrew et al Dummett Copp LLP 25 The Square Martlesham Heath Ipswich IP5 3SL Martlesham Heath Ipswich IP5 3SL (GB)