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

If the pillow block is planed on its bottom face and has its brasses fitted, the latter may be marked off for boring from the line a, Fig.

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

Brackets.—When a pillow block has to be fixed to a wall or column a bracket such as that shown in figs.

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

A sectional view of a pillow block having this adjustable feature is shown in Fig.

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

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 Rose, Joshua