pillow block

American

noun

Machinery.

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

pillow block British

noun

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

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of pillow block

First recorded in 1835–45

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

When a pillow block requires to be enveloped by a wall it is provided with a wall box as shown in Fig.

From Project Gutenberg

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

From Project Gutenberg

It is supported at a distance of one meter from the floor by four pillow blocks, and is formed of three sections united by movable coupling boxes.

From Project Gutenberg

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

From Project Gutenberg

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

From Project Gutenberg

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023