US 11,885,505 B2
Filter device and fume extraction device comprising filter device
Aurélien Chartrel, Lingolsheim (FR); Henri Klein, Riedisheim (FR); Florent Lagorgette, Dossenheim (FR); and Guillaume Laurent, Bischoffsheim (FR)
Assigned to BSH Hausgeräte GmbH, Munich (DE)
Appl. No. 17/045,770
Filed by BSH Hausgeräte GmbH, Munich (DE)
PCT Filed Apr. 8, 2019, PCT No. PCT/EP2019/000114
§ 371(c)(1), (2) Date Oct. 7, 2020,
PCT Pub. No. WO2019/197055, PCT Pub. Date Oct. 17, 2019.
Claims priority of application No. 18290031 (EP), filed on Apr. 10, 2018.
Prior Publication US 2021/0055002 A1, Feb. 25, 2021
Int. Cl. F24C 15/20 (2006.01); B01D 46/56 (2022.01)
CPC F24C 15/2035 (2013.01) [B01D 46/56 (2022.01); F24C 15/2042 (2013.01); B01D 2275/206 (2013.01)] 23 Claims
OG exemplary drawing
 
1. A filter device for a fume extraction device, said filter device comprising:
at least two filter elements arranged at an angle relative to one another, with an edge of one of the at least two filter elements lying adjacent to an edge of the other one of the at least two filter element, each of the at least two filter elements having a surface with a variable distance between opposite outer faces of the filter element; and
a holding frame for holding the at least two filter elements,
wherein the distance between the opposite outer faces of each of the at least two filter elements from one edge of the filter element in a direction of an opposite edge increases from a minimum to a maximum and from the maximum to the opposite edge decreases to the minimum, and
wherein the filter element has a diamond-shaped cross-section.