steam jacket

American  

noun

1. a casing, as on the cylinder of a steam engine, filled with live steam to keep the interior hot.

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steam jacket British  

noun

1. engineering a jacket containing steam that surrounds and heats a cylinder

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Other Word Forms

• steam-jacketed
  adjective

Etymology

Origin of steam jacket

First recorded in 1830–40

Example Sentences

The heat generated in the furnace is utilized to the utmost, and the escaping vapors form a steam jacket in the double casing of the disinfecting chamber.

From Scientific American Supplement, No. 611, September 17, 1887 by Various

The melting pan is an iron vessel, of various sizes, capable of holding from 28 lbs. to 3 cwt., heated by a steam jacket, or by a water-bath.

From The Art of Perfumery And Methods of Obtaining the Odors of Plants by Piesse, George William Septimus

The wood is inclosed, in a tank kept hot by a steam jacket which surrounds it, as shown.

From Scientific American, Volume XXIV., No. 12, March 18, 1871 A Weekly Journal of Practical Information, Art, Science, Mechanics, Chemistry, and Manufactures. by Various

The cylinder, made in four pieces, is built up on Mr. W. Inglis's patent arrangement, with separate liner and steam jacket casing and separate end valve chambers.

From Scientific American Supplement, No. 286, June 25, 1881 by Various

The water of condensation of a steam jacket should not be allowed to accumulate in any part of the jacket, but should drain off and pass back to the boiler.

From Modern Machine-Shop Practice, Volumes I and II by Rose, Joshua