Patent ID: 8961642
Filing Date: 2015-02-24
Classification: B01D,B05B,Y10S

Abstract:
1. A filter device for separating paint overspray from a raw gas flow containing overspray particles, comprising at least one filter element, to which at least a part of the raw gas flow is feedable, and a clean gas chamber, to which the raw gas flow filtered by means of the filter element is feedable as a clean gas flow, wherein at least one safety filter, which is arranged downstream of the at least one filter element and by means of which at least a part of the raw gas flow is filterable in the event of a filter rupture at at least one filter element, is associated with the clean gas chamber, wherein the filter device comprises a clean gas channel, through which clean gas is feedable from the clean gas chamber to a clean gas collecting channel, the clean gas collecting channel also receiving the clean gas of at least one other filter device and the safety filter of the filter device being arranged upstream of a junction of the clean gas channel into the clean gas collecting channel, wherein at least one filter element of the filter device, during operation of the filter device, is provided with a barrier layer, which contains an auxiliary filter material, wherein the clean gas chamber comprises a base wall having a receiving opening, wherein at least one safety filter is suspended in the receiving opening, wherein the clean gas chamber is provided with one or more maintenance openings through which the at least one safety filter is removable from the clean gas chamber, and wherein the maintenance opening is closed by a cover or a door during operation of the filter device.