US 11,808,381 B2
Valves with integrated orifice restrictions
William H. Glime, III, Chagrin Falls, OH (US); James G. McCoy, Beachwood, OH (US); and Branden W. Keeper, Mentor, OH (US)
Assigned to SWAGELOK COMPANY, Solon, OH (US)
Filed by Swagelok Company, Solon, OH (US)
Filed on Nov. 2, 2021, as Appl. No. 17/517,317.
Claims priority of provisional application 63/109,496, filed on Nov. 4, 2020.
Prior Publication US 2022/0136610 A1, May 5, 2022
Int. Cl. F16K 27/02 (2006.01); F16K 7/17 (2006.01)
CPC F16K 7/17 (2013.01) [F16K 27/0236 (2013.01)] 28 Claims
OG exemplary drawing
 
1. A valve comprising:
a valve body including a valve cavity and first and second fluid ports extending to the valve cavity;
a seat carrier subassembly installed in the valve cavity, the seat carrier subassembly comprising a seat carrier body including a first annular inner wall defining a first flow aperture aligned with the first fluid port and a valve seat disposed in an annular recess surrounding the first annular inner wall, and a second annular inner wall defining a second flow aperture aligned with the second fluid port;
a valve element disposed within the valve cavity and movable between a closed position sealing against the valve seat and an open position permitting fluid flow across the valve seat between the first and second flow apertures; and
an orifice restriction having an outer periphery seated against an interior portion of one of the first annular inner wall and the second annular inner wall.