Page 158 - Valve Selection Handbook
P. 158
Check Valves 145
Figure 4-3. Lift Check Valve with Piston-Type Disc, Oblique Pattern. (Courtesy of
Eaward Valves Inc.)
Figure 4-4. Lift Check Valve with Spring-Loaded Ring-Shaped Disc. (Courtesy of
Mannesmann-Meer AG.)
