(19)

(11)

EP 2 603 341 A1

(12)

(43) Date of publication: 19.06.2013 Bulletin 2013/25 (21) Application number: 11743939.8 (22) Date of filing: 08.08.2011

(51) International Patent Classification (IPC):  B23B 31/14(2006.01) B23B 31/30(2006.01) B23B 31/16(2006.01) B23Q 17/00(2006.01) (86) International application number: PCT/US2011/046890 (87) International publication number: WO 2012/021429 (16.02.2012 Gazette 2012/07)

(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: 10.08.2010 US 372405 P (71) Applicant: Illinois Tool Works Inc. Glenview, IL 60026-1215 (US)	(72) Inventors: LUO, Jyi-jiin Glenview, IL 60026-1215 (US) PUPPALA, Madhav Glenview, IL 60026-1215 (US) (74) Representative: Trinks, Ole  Meissner, Bolte & Partner GbR Depotstrasse 5 1/2 86199 Augsburg 86199 Augsburg (DE)