ATBECHDEDKESFRGBGRITLILUNLSEMCPTIESILTLVFIROMKCYALTRBGCZEEHUPLSKBAHRIS..MTNORSMESM..................JDIM360 Ver 2.15 (14 Jul 2008) - 1620000/02292985EUROPEAN PATENT APPLICATIONA320130313EP10251212.620100706enenen091228020090715GB2013031320131120110309201110F24F 7/02 20060101AFI20130205BHEP F24F 13/12 20060101ALI20130205BHEP deLüftungsanordnungenenVentilation arrangementsfrAgencements de ventilation1VKR Holding A/S100974456RRS/20126EP1Breeltevej 182970 HørsholmDKCull, Anthony Francisc/o Monodraught Ltd. Halifax House Cressex Business ParkHigh Wycombe Buckinghamshire HP12 3SEGBHopper, Nicholas Johnc/o Monodraught Ltd. Halifax House Cressex Business ParkHigh Wycombe Buckinghamshire HP12 3SEGBSales, Robert Reginald100032975Swindell & Pearson Limited 48 Friar GateDerby DE1 1GYGBALATBEBGCHCYCZDEDKEEESFIFRGBGRHRHUIEISITLILTLULVMCMKMTNLNOPLPTROSESISKSMTRBAMERS20130313201311

A ventilation arrangement 10 for ventilating the interior 12 of a building. The arrangement 10 includes a duct 18 extending to above the roof 14 of the building. The duct 18 is square in cross section and is divided into four quadrants by internal vertical divider plates. A louvre arrangement 22 is provided on each side of the upper part of the duct 18 to receive air into the building on a windward side of the duct 18, and to expel air from a leeward side of the duct 18. A closure arrangement 26 is provided for selectively partially or wholly closing the louvre arrangements 22, for instance in the event of bad weather.

RRS/20126EP1EP10251212.6VKR Holding A/S1MN20130211F24FUS1672291AWILLIAMS WALTER C19280605X1-9* the whole document *Y9-12EP1947532A2MONODRAUGHT LTD [GB]20080723Y1-12* paragraphs [0012], [0029]; figures 1,2 *US2356325ALARSEN HOLGER R19440822Y1-9* figures 1-4 *DE2000254A1TESMER JOERG19710930Y1-9* figure all *DE1275746BJOERG TESMER19680822Y1-9* figure all *JP2006105459AHITACHI PLANT ENG & CONSTR CO20060420Y10,11* abstract *Valenza, DavideMunich20130130US1672291A19280605NONEEP1947532A220080723EP1947532A220080723GB2445800A20080723US2356325A19440822NONEDE2000254A119710930NONEDE1275746B19680822NONEJP2006105459A20060420NONE