(19)

(11)

EP 1 264 128 A1

(12)

(43) Date of publication: 11.12.2002 Bulletin 2002/50 (21) Application number: 01915973.0 (22) Date of filing: 12.03.2001

(51) International Patent Classification (IPC)7: F16K 7/12, F16K 15/14 (86) International application number: PCT/SE0100/509 (87) International publication number: WO 0106/9111 (20.09.2001 Gazette 2001/38)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR Designated Extension States: AL LT LV MK RO SI (30) Priority: 15.03.2000 SE 0000846 (71) Applicants: Potthoff, Klaus 352 31 Växjö (SE) Hermansson, Per 352 62 Växjö (SE)	(72) Inventors: Potthoff, Klaus 352 31 Växjö (SE) Hermansson, Per 352 62 Växjö (SE) (74) Representative: Siebmanns, Hubertus  Gotapatent AB,Box 154 561 22 Huskvarna 561 22 Huskvarna (SE)