(19)

(11)

EP 2 643 122 A1

(12)

(43) Date of publication: 02.10.2013 Bulletin 2013/40 (21) Application number: 11805114.3 (22) Date of filing: 16.11.2011

(51) International Patent Classification (IPC):  B24B 37/00(2012.01) B24C 1/04(2006.01) (86) International application number: PCT/GB2011/001610 (87) International publication number: WO 2012/069777 (31.05.2012 Gazette 2012/22)

(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: 22.11.2010 GB 201019690 (71) Applicant: Wilkinson, Alan 28803 Alcalà de Henares Madrid (ES)	(72) Inventor: Wilkinson, Alan 28803 Alcalà de Henares Madrid (ES) (74) Representative: Games, Robert Harland et al Albright Patents Eagle Tower Montpelier Drive GB-Cheltenham, Gloucestershire GL50 1TA GB-Cheltenham, Gloucestershire GL50 1TA (GB)