Ring spinner

a machine for spinning, in which the twist, given to the yarn by a revolving bobbin, is regulated by the drag of a small metal loop which slides around a ring encircling the bobbin, instead of by a throstle.

ring spinner

[′riŋ ‚spin·ər] (textiles) A spinning machine in which a loop slides on a bobbin ring to control the twist of the yarn.

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