It consisted of a hollow metal outer cylinder and a smaller solid cylinder inside it.

The third cylinder was located in the middle between the outer cylinders and its connecting rod drove the cranked first driving axle.

Very large guns sometimes use shorter outer cylinders called hoops when manufacturing limitations make full length jackets impractical.

The only way to stop it from operating was to smash the outer cylinder.

First, the intercellular bridge was modeled as the difference between the inner and outer cylinders.

The inner cylinder is filled by 25 mm (1 in) of rain, with overflow flowing into the outer cylinder.

This outer cylinder with a thickness of 45 cm.

Two were working cylinders, the larger middle one further expanded the exhaust gases of the outer working cylinders.

The inner cylinder is offset 180 from the outer cylinders.

Shoes attached to the weights rub against an outer cylinder and the clutch engages.