(19)

(11)

EP 2 435 265 A1

(12)

(43) Date of publication: 04.04.2012 Bulletin 2012/14 (21) Application number: 10721080.9 (22) Date of filing: 27.05.2010

(51) International Patent Classification (IPC):  B60H 1/00(2006.01) F25B 29/00(2006.01) (86) International application number: PCT/US2010/036311 (87) International publication number: WO 2010/138664 (02.12.2010 Gazette 2010/48)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR (30) Priority: 29.05.2009 US 182237 P (71) Applicant: PARKER HANNIFIN CORPORATION Cleveland, OH 44124-4141 (US)	(72) Inventors: HOWES, Jeremy Charlotte North Carolina 28278 (US) SATHE, Abhijit Charlotte North Carolina 28210 (US) GILL, Scott New Haven Indiana 46748 (US) THOMPSON, Dale Fort Wayne Indiana 56804 (US) (74) Representative: Belcher, Simon James  Urquhart-Dykes & Lord LLP Tower North Central Merrion Way Leeds LS2 8PA Leeds LS2 8PA (GB)