(19)

(11)

EP 1 678 380 A1

(12)

(43) Date of publication: 12.07.2006 Bulletin 2006/28 (21) Application number: 04793648.9 (22) Date of filing: 26.10.2004

(51) International Patent Classification (IPC):  E02B 3/10(1968.09) (86) International application number: PCT/NL2004/000703 (87) International publication number: WO 2005/040504 (06.05.2005 Gazette 2005/18)

(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 PL PT RO SE SI SK TR (30) Priority: 27.10.2003 NL 1024633 (71) Applicant: Laufer, Manfred 6941 Niederanven (LU)	(72) Inventor: Laufer, Manfred 6941 Niederanven (LU) (74) Representative: van Westenbrugge, Andries  Nederlandsch Octrooibureau Postbus 29720 2502 LS Den Haag 2502 LS Den Haag (NL)