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

Example Sentences

See Examples For:

pillow block

The main pillow block has a base 6½ feet long by 21 inches bearing, weighing 2,800 pounds.

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

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 Low, David Allan

The pillow block is a box next crank or disc wheel.

From Rough and Tumble Engineering by Maggard, James H.

Draw these views properly projected from one another, showing the pillow block, which is to be proportioned by the rules given on page 32.

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

If, instead of a pillow block, a bracket or frame, such as in Fig.

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