US 12,215,720 B2
Gasket device and pneumatic valve system for a commercial vehicle
Maciej Semeniuk, Wroclaw (PL)
Assigned to ZF CV SYSTEMS EUROPE BV, Brussels (BE)
Filed by ZF CV SYSTEMS EUROPE BV, Brussels (BE)
Filed on May 19, 2022, as Appl. No. 17/748,453.
Claims priority of application No. 21174623 (EP), filed on May 19, 2021.
Prior Publication US 2022/0372998 A1, Nov. 24, 2022
Int. Cl. F15B 13/02 (2006.01); F15B 15/20 (2006.01); F16J 15/08 (2006.01); F16K 27/08 (2006.01); F15B 13/044 (2006.01); F15B 21/00 (2006.01); F15B 21/041 (2019.01); F15B 21/048 (2019.01)
CPC F15B 13/02 (2013.01) [F15B 13/027 (2013.01); F15B 15/20 (2013.01); F16J 15/0818 (2013.01); F16K 27/08 (2013.01); F15B 13/044 (2013.01); F15B 21/005 (2013.01); F15B 21/041 (2013.01); F15B 21/048 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A gasket device for a pneumatic valve system, said gasket device comprising:
a gasket part being adapted to be inserted into at least a groove of a flange face of a first casing part,
at least one gasket chamber for sealingly connecting channels of a mounted second casing part, the at least one gasket chamber being defined by the gasket part,
a body part being adapted to be received in a valve seat of said second casing part, and
three spring parts connecting said body part and said gasket part,
wherein said body part is moveable in an airflow direction relative to said gasket part by bending or stretching said spring parts,
wherein in an unbiased basic condition of said gasket device said body part is positioned above a gasket plane defined by said gasket chamber,
said spring parts extending from said gasket part in a symmetrical arrangement, thereby forming a spider for supporting said body part above said gasket part, in said unbiased basic condition of said gasket device
wherein said gasket device is made as a single part of a flexible, elastic material.