(19)

(11)

EP 1 931 927 A2

(12)

(88) Date of publication A3: 11.10.2007 (43) Date of publication: 18.06.2008 Bulletin 2008/25 (21) Application number: 06825126.3 (22) Date of filing: 26.09.2006

(51) International Patent Classification (IPC):  F25C 5/08(2006.01) (86) International application number: PCT/US2006/037476 (87) International publication number: WO 2007/044222 (19.04.2007 Gazette 2007/16)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR (30) Priority: 06.10.2005 US 724253 P 13.07.2006 US 485827 (71) Applicant: MILE HIGH EQUIPMENT COMPANY Denver, Colorado 80239 (US)	(72) Inventors: BROADBENT, John, A. Centennial, CO 80015 (US) SMITH, William, E. Land O'Lakes, FL 34639 (US) (74) Representative: von Kirschbaum, Alexander  Deichmannhaus am Dom, Bahnhofsvorplatz 1 50667 Köln 50667 Köln (DE)