(19)

(11)

EP 1 056 588 A1

(12)

(43) Date of publication: 06.12.2000 Bulletin 2000/49 (21) Application number: 99904006.6 (22) Date of filing: 22.01.1999

(51) International Patent Classification (IPC)7: B29C 70/44, E04B 1/00 (86) International application number: PCT/SE9900/094 (87) International publication number: WO 9937/469 (29.07.1999 Gazette 1999/30)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI NL PT SE (30) Priority: 22.01.1998 SE 9800163 (71) Applicant: Sjöberg, Sture S-147 32 Tumba (SE)	(72) Inventors: SJÖBERG, Sture S-147 32 Tumba (SE) SJÖBERG, Ronnie S-147 32 Tumba (SE) (74) Representative: Berglund, Stefan et al Bjerkéns Patentbyra KBÖstermalmsgatan 58 114 50 Stockholm 114 50 Stockholm (SE)