回转阀弹簧

feeder, rotary filling containers with fluent solid material by means of rotary feeders

rotary-drilling machine with coupling (hitch) for mining

rotary-piston pump

rotary plow, rotary tiller

rotary valve

combination of rotary-piston pumps with oscillating-piston pumps

rotary chute (revolving chute) blast furnace

blowing glass in rotary table machines