oscillating engine

American  

noun

1. a steam engine having piston rods connected directly to the crankshaft and cylinders oscillating on trunnions.

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Etymology

Origin of oscillating engine

First recorded in 1815–25

Example Sentences

Q.--Will you describe the structure of an oscillating engine as made by Messrs. Penn?

From A Catechism of the Steam Engine by Bourne, John, C.E.

Air pump, connecting rod and cross head of oscillating engine.

From A Catechism of the Steam Engine by Bourne, John, C.E.

The side lever engine, however, and the oscillating engine, are the only kinds of paddle engines which have been received with wide or general favor.

From A Catechism of the Steam Engine by Bourne, John, C.E.

A.--In Messrs. Penn's 50 horse power oscillating engine, the diameter of the cylinder is 3 feet 4 inches, and the length of the stroke 3 feet.

From A Catechism of the Steam Engine by Bourne, John, C.E.

Q.--Will you give an example of a geared vertical oscillating engine?

From A Catechism of the Steam Engine by Bourne, John, C.E.