pitch chain

American  

noun

Machinery.

1. power chain.

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Etymology

Origin of pitch chain

First recorded in 1835–45

Example Sentences

Motion is transmitted to the driving shaft, h, of the endless chain, I, by an ordinary pitch chain, through a gearing which is shown in Fig.

From Scientific American Supplement, No. 441, June 14, 1884. by Various

Every second link of the 12 in. pitch chain carries a push or scraper-plate, as shown in illustration.

From Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 3 "Convention" to "Copyright" by Various

A superior plan is now adopted, in which the messenger, consisting of a pitch chain which has a double and single link alternately, works in iron spurs fastened above the lower rim of the capstan.

From The Sailor's Word-Book An Alphabetical Digest of Nautical Terms, including Some More Especially Military and Scientific, but Useful to Seamen; as well as Archaisms of Early Voyagers, etc. by Belcher, Edward, Sir