| 单词 | jack roving frame |
| 释义 | > as lemmasjack roving frame jack roving frame n. now rare (in the preparation of yarn) a roving frame in which the sliver (sliver n.1 2) is twisted and wound onto a bobbin that is suspended horizontally in a revolving can or cylinder; = jack-frame n. 2. ΘΚΠ the world > textiles and clothing > textiles > textile manufacture > treating or processing textile materials > [noun] > drawing or twisting > equipment for > types of tube roving-frame1839 tube roving-machine1839 jack roving frame1843 1843 Penny Mag. Monthly Suppl. June 246/2 This was followed by the ‘Jack-roving frame’, in which the revolving can contained a bobbin whereon the roving was wound as fast as made. 1906 Textile World Rec. Nov. 104/2 The machine used for the production of this roving is called the ‘jack frame’, or ‘jack roving frame’. 1964 Import Trade Control (India Ministry Internat. Trade) 196 Jack Roving Frames. < as lemmas |
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