(19)

(11)

EP 2 542 731 A1

(12)

(43) Date of publication: 09.01.2013 Bulletin 2013/02 (21) Application number: 11728410.9 (22) Date of filing: 20.04.2011

(51) International Patent Classification (IPC):  E04C 2/52(2006.01) F24D 13/02(2006.01) F24H 3/02(2006.01) F24D 5/02(2006.01) F24F 7/10(2006.01) (86) International application number: PCT/IT2011/000125 (87) International publication number: WO 2012/143959 (26.10.2012 Gazette 2012/43)

(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 RS SE SI SK SM TR (60) Divisional application: 12187282.4 12187283.2 (71) Applicant: Rimondini, Lamberto 40131 Bologna (IT)	(72) Inventor: The designation of the inventor has not yet been filed  () (74) Representative: Di Bernardo, Antonio et al Praxi Intellectual Property S.p.A. Via Mario Pagano, 69/A 20145 Milano 20145 Milano (IT)