(19)

(11)

EP 1 868 771 A1

(12)

(43) Date of publication: 26.12.2007 Bulletin 2007/52 (21) Application number: 06721731.5 (22) Date of filing: 30.03.2006

(51) International Patent Classification (IPC):  B24D 15/02(2006.01) B25F 5/02(2006.01) (86) International application number: PCT/CA2006/000469 (87) International publication number: WO 2006/105637 (12.10.2006 Gazette 2006/41)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR (30) Priority: 05.04.2005 US 668164 P (71) Applicant: Lamers, John Ingersoll ON N5C 3J8 (CA)	(72) Inventor: Lamers, John Ingersoll ON N5C 3J8 (CA) (74) Representative: Lucey, Michael et al Tomkins & Co 5 Dartmouth Road Dublin 6 Dublin 6 (IE)