(19)

(11)

EP 2 004 926 A2

(12)

(43) Date of publication: 24.12.2008 Bulletin 2008/52 (21) Application number: 07754535.8 (22) Date of filing: 30.03.2007

(51) International Patent Classification (IPC):  E04C 5/16(2006.01) (86) International application number: PCT/US2007/008025 (87) International publication number: WO 2007/123769 (01.11.2007 Gazette 2007/44)

(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 MT NL PL PT RO SE SI SK TR Designated Extension States: AL BA HR MK RS (30) Priority: 30.03.2006 US 393420 (71) Applicant: TRW Automotive U.S. LLC Livonia, Michigan 48150 (US)	(72) Inventor: MASSENGILL, Michael Warren, MI 48092 (US) (74) Representative: Klang, Alexander H.  Wagner & Geyer Gewürzmühlstrasse 5 80538 München 80538 München (DE)