| 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. |
