(19)

(11)

EP 1 492 650 A1

(12)

(43) Date of publication: 05.01.2005 Bulletin 2005/01 (21) Application number: 03709441.4 (22) Date of filing: 11.04.2003

(51) International Patent Classification (IPC)7: B26D 3/08, B21D 13/10, B21D 17/04, B21H 7/18, B21J 5/12, B21K 1/54 (86) International application number: PCT/AU2003/000430 (87) International publication number: WO 2003/086719 (23.10.2003 Gazette 2003/43)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR Designated Extension States: AL LT LV MK (30) Priority: 11.04.2002 AU PS169302 (71) Applicants: Bishop Steering Technology Limited North Ryde, NSW 2113 (AU) ROBERT BOSCH GMBH 70442 Stuttgart (DE)	(72) Inventor: POLLARD, Kenneth, Brian, Thompson Menai, NSW 2234 (AU) (74) Representative: UEXKÜLL & STOLBERG  PatentanwälteBeselerstrasse 4 22607 Hamburg 22607 Hamburg (DE)