A METHOD FOR MANUFACTURING PERFORATED PIECES OF PLATE OR STRIP MATERIAL USED IN THE CONSTRUCTION INDUSTRY AND A PIECE MANUFACTURED BY THE METHOD - Patent 2552621

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EP 2 552 621 A1

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(43)	Date of publication:
	06.02.2013 Bulletin 2013/06

(21)	Application number: 11713940.2

(22)	Date of filing: 30.03.2011

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International Patent Classification (IPC):

B21J 5/10^(2006.01)

B21K 23/00^(2006.01)

(86)	International application number:
	PCT/US2011/030500

(87)	International publication number:
	WO 2011/123520 (06.10.2011 Gazette 2011/40)

(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

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Priority:

30.03.2010 FI 20105323

(71)	Applicant: Illinois Tool Works Inc.
	Glenview, IL 60026 (US)

(72)	Inventor:
	KOMARO, Raimo A. FIN-26100 Rauma (FI)

(74)	Representative: Kiviluoma, Markku Juhani
	Berggren Oy Ab P.O. Box 16 Antinkatu 3 C 00101 Helsinki 00101 Helsinki (FI)

(54)	A METHOD FOR MANUFACTURING PERFORATED PIECES OF PLATE OR STRIP MATERIAL USED IN THE CONSTRUCTION INDUSTRY AND A PIECE MANUFACTURED BY THE METHOD