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 eccentric for feathering the floats is fixed to the ship’s side, and sometimes carries a plummer block or pillow block for the paddle shaft bearing.

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

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

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

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