US 12,246,277 B2
Sealing element
Ulrich Gans, Kradolf (CH); Jürg Zuber, Uzwil (CH); Bettina Mayer, Rapperswil (CH); Thomas Duss, Altendorf (CH); and Silvan Bruhin, Uznach (CH)
Assigned to Bucher Unipektin AG, Niederwenigen (CH)
Appl. No. 17/607,445
Filed by Bucher Unipektin AG, Niederweningen (CH)
PCT Filed Apr. 24, 2020, PCT No. PCT/EP2020/061528
§ 371(c)(1), (2) Date Oct. 29, 2021,
PCT Pub. No. WO2020/221672, PCT Pub. Date Nov. 5, 2020.
Claims priority of application No. 19171716 (EP), filed on Apr. 30, 2019.
Prior Publication US 2022/0203279 A1, Jun. 30, 2022
Int. Cl. B01D 39/20 (2006.01); B01D 63/06 (2006.01)
CPC B01D 39/2068 (2013.01) [B01D 63/066 (2013.01); B01D 63/069 (2022.08); B01D 2201/0453 (2013.01); B01D 2201/34 (2013.01); B01D 2313/041 (2022.08)] 10 Claims
OG exemplary drawing
 
1. A housing body for a filtration device, comprising at least one filter element with a sealing element arranged thereon,
wherein the sealing element has a one-piece annular design and comprises a section for a sealing arrangement of the filter element in the housing body and a section for stop damping the filter element,
wherein the section of the sealing element, for sealingly arranging the filter element in the housing body, comprises at least one integral O-ring shaped part, and is arranged in one half of the sealing element,
wherein the section for stop damping an end edge of the filter element comprises a portion projecting into an interior of the annular sealing element, and
wherein the section for stop damping the filter element is arranged at another end of the sealing element, which is different from the end with the section of the sealing element for sealing arrangement of the filter element in the housing body, and wherein the section for stop damping the filter element has a protuberance on an outer side thereof.