发明名称 Tilluftsdon innefattande flexibel påse av filtermaterial, vilken är lösbart monterad
摘要 Supply air terminal device for a ventilation duct network, comprising a flexible bag ( 20 ) of filter material, which with the neck ( 21 ) thereof is releasably mounted on a pipe socket ( 1 ), which forms an end portion of a supply air pipe ( 2 ), which belongs to the ventilation duct network and which mouths into the room ( 10 ), the free end part ( 11 ) of the pipe socket being flanged half a turn inward for the formation of a ring-shaped pocket ( 12 ), and that the neck ( 21 ) of the bag ( 20 ) has an outward, around 180° flanged edge part ( 22 ), which is carried by a resiliently elastic tubular element, which has a shape memory to the pipe shape thereof, in which it can be received in the pocket ( 12 ) of the pipe socket.
申请公布号 SE0400795(A) 申请公布日期 2005.09.27
申请号 SE20040000795 申请日期 2004.03.26
申请人 FREDRIK ANDERSSON 发明人 FREDRIK ANDERSSON
分类号 B01D46/00;B01D46/02;F24F;F24F13/06;F24F13/28;(IPC1-7):F24F13/28 主分类号 B01D46/00
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