152137 ⎘
Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary Plug valves;; Details; Special arrangements for separating the sealing faces or for pressing them together for plugs with spherical surfaces; Sealing effected by the flowing medium using bellows
VALVE
#2Valve sealing arrangement and a valve seat
#3Flexible seat ball valve
#4Multi-port ball valve with induced flow in ball-body cavity
#5Ball valve
#6Bellows energized seal assembly for a rotary control valve
#7Fluid flow control valve with high temperature bi-directional shutoff