(19)

(11)

EP 1 549 809 A1

(12)

(43) Date of publication: 06.07.2005 Bulletin 2005/27 (21) Application number: 03790981.9 (22) Date of filing: 28.08.2003

(51) International Patent Classification (IPC)7: E04C 2/04, B28B 19/00, E04G 21/22 (86) International application number: PCT/FI2003/000629 (87) International publication number: WO 2004/020760 (11.03.2004 Gazette 2004/11)

(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: 28.08.2002 FI 20021531 (71) Applicant: UH-Rakennus OY 00810 Helsinki (FI)	(72) Inventor: KESKINEN, Unto, Ensio FIN-00950 Helsinki (FI) (74) Representative: Hjelt, Dag Silvio Hjalmar Andrea et al Borenius & Co Oy AbTallberginkatu 2 A 00180 Helsinki 00180 Helsinki (FI)