These valves often look like small cylinders attached to the pump head on the inlet and outlet lines.
After all, it's only a sort of kettle with a piston and a cylinder attached.
A wall unit spun round, and Horza grabbed the bulky cylinder attached to the inside of the flap.
This had a large cast body containing a cylinder and pistons attached to a similar spindle and lever arm.
Hydraulic cylinders attached to the spine of the TBM propel it forward a few feet at a time.
Most automobiles use four-stroke Otto cycle engines with multiple cylinders attached to a single inlet manifold.
One by one, the cylinders attached to the Hawksbill hull were released.
A Calico was an especially nasty submachine gun that looked rather much like an Uzi with a large cylinder attached to the top of it.
If you examine the F-350 Tonka, you will find an unobtrusive pair of cylinders attached to the undercarriage.
These were cast-iron cylinders attached to a swivel joint in the hull, one on each bow.