Pushbutton activated water pressure balanced mixing valve
Quartz ball valve
Quick acting valves
Quick opening slide valve
Quick-acting valve assembly
Quiet high pressure reducing valve
Rack and pinion steering system
Random access valve
Rapid acting valve assembly
Rapid inflation and venting air valve of airbed
Reciprocating valve for a double piston concrete pump
Reduced gain thrust control valve
Refrigerant flow reversing valve
Refrigerant reversing valve
Refrigeration heat pump changeover valve assembly
Regulating valve
Regulation disc valve with discharging device
Regulator device for regulating fluid flow in a valve body
Relay lock-out
Relay valve