(19)

(11)

EP 1 290 367 A2

(12)

(88) Date of publication A3: 10.05.2002 (43) Date of publication: 12.03.2003 Bulletin 2003/11 (21) Application number: 00986268.1 (22) Date of filing: 06.12.2000

(51) International Patent Classification (IPC)7: F16J 15/34 (86) International application number: PCT/US0032/991 (87) International publication number: WO 0104/0756 (07.06.2001 Gazette 2001/23)

(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: 06.12.1999 US 169254 P (71) Applicant: JOHN CRANE INC. Morton Grove, IL 60053 (US)	(72) Inventors: PECHT, Glenn, G. Vernon Hills, IL 60061 (US) WILLIAMSON, Guy, Gardner Framingham, MA 01701 (US) (74) Representative: Watts, Peter Graham  Anthony Cundy & Co.1 Olton Bridge,245 Warwick Road Solihull B92 9AH Solihull B92 9AH (GB)