pillow block

American  

noun

Machinery.

1. a cast-iron or steel block for supporting a journal or bearing.

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pillow block British  

noun

1. Also called: plummer block. machinery a block that supports a journal bearing

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Etymology

Origin of pillow block

First recorded in 1835–45

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Example Sentences

See Examples For:

pillow block

These base plates are usually employed when the pillow block is to be held against a wall.

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

Exercise 27: Design for Pillow Block.—Make the necessary working drawings for a pillow block for a shaft 5 inches in diameter, and having a journal 7 inches long.

From An Introduction to Machine Drawing and Design by David Allan Low

The cord or line is set true to the cylinder bore, and coincident with the centre of the pillow block, as at a a in Fig.

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

A special feature of this machine is the spreading of the lower frame so that its base rests upon an independent portion of the foundation from the main pillow block or crank shaft.

From Scientific American Supplement, No. 401, September 8, 1883 by Various

Let it be required to cast a pillow block to contain a babbitt-metal bearing.

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

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