roller chain

noun

1. a power chain consisting of parallel pairs of flat links joined by pins covered with rollers, and engaging with the teeth of sprockets.

roller chain

noun

1. engineering a chain for transmitting power in which each link consists of two free-moving rollers held in position by pins connected to sideplates

Word History and Origins

Origin of roller chain¹

First recorded in 1895–1900

Example Sentences

They saved the roller chain display from the hardware store.

From Washington Times

An electric motor hums quietly as a double roller chain and steel links bring hinged trays down and then back up, as on a Ferris wheel.

From New York Times

The ordinary forms of block or roller chain have not proven successful in this application, but the silent chain, which is in reality a link belt operating over toothed pulleys, has demonstrated its worth.

From Project Gutenberg

Gear-case.—The modern roller chain by makers of repute is so durable that the necessity for a gear-case is not so great as when chains were of inferior quality.

From Project Gutenberg

In the roller chain the outer surfaces of the rollers engage with the teeth of the chain-wheels, and during the engagement and disengagement may roll slightly on the tubular rivets.

From Project Gutenberg