CPC F16K 15/063 (2013.01) [F16H 61/0276 (2013.01); F16K 27/0209 (2013.01); G05D 16/103 (2013.01); Y10T 137/7925 (2015.04)] | 8 Claims |
1. A valve comprising: a valve axis extending in an axial direction; a valve housing comprising a first valve housing opening through which a flow medium can pass, the first valve housing opening comprising an edge; a seal, held on the valve housing by a ring and centered on the edge with respect to the valve axis; the ring surrounding the valve axis and secured to the first valve housing opening, the ring comprising: an annular base body axially engaged in the first valve housing opening; a first collar arranged to hold the seal on the valve housing; and a second collar axially engaged behind the edge; a spring for exerting a spring force; and a piston arranged in the valve housing, coaxial to the valve housing on the valve axis, and axially facing the first valve housing opening, wherein: the piston is axially movable in the valve housing against the spring force; and the first valve housing opening can be closed by the piston.
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