which only slides, or only turns, or only swings in one plane

Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves; Arrangement of valves and flow lines specially adapted for mixing fluid > with two or more closure members not moving as a unit > operated by one actuating member, e.g. a handle > which only slides, or only turns, or only swings in one plane

Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves > with two or more closure members not moving as a unit > operated by one actuating member, e.g. a handle (with one plug turning in another F16K11/12) > which only slides, or only turns, or only swings in one plane