(19)

(11)

EP 1 232 368 A1

(12)

(43) Date of publication: 21.08.2002 Bulletin 2002/34 (21) Application number: 00907168.9 (22) Date of filing: 04.02.2000

(51) International Patent Classification (IPC)7: F25D 17/06 (86) International application number: PCT/US0002/956 (87) International publication number: WO 0103/5039 (17.05.2001 Gazette 2001/20)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE Designated Extension States: AL LT LV MK RO SI (30) Priority: 05.11.1999 US 163731 P (71) Applicant: Thompson, David A. Kalamazoo, MI 49009 (US)	(72) Inventor: Thompson, David A. Kalamazoo, MI 49009 (US) (74) Representative: Schaumburg, Thoenes, ThurnPatentanwälte  Postfach 86 07 48 81634 München 81634 München (DE)