overwindern.
/ˈəʊvəˌwʌɪndə/, U.S. /ˈoʊvərˌwaɪndər/ Mining.
A device which guards against overwinding.
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society > occupation and work > equipment > mining equipment > [noun] > cage > equipment used with
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butterfly1882
overwindera1884
shoe1883
slipper1883
kep1893
a1884 E. H. Knight Pract. Dict. Mech. Suppl. 650/2 In the overwinder check at the Justice mine on the Comstock..the cage moves a lever and half the steam is shut off at the engine.
1912 G. McCulloch & T. C. Futers Winding Engines xv. 328 On overwinders working in pits in which double or treble decking takes place, a ‘fourth attachment’ is added.
1935 G. Poole Haulage & Winding xiii. 309 If..the cage is exceeding the predetermined speed at a particular point, the speed hook engages with the winged nut moving on the screw, and the overwinder comes into action.
1958 I. C. F. Statham Coal Mining Pract. II. iv. 343 The Whitmore overwinder is shown in Fig. 59, from which it may be seen that there is a separate swinging overspeed arm and travelling nut for each cage or skip.
This entry has been updated (OED Third Edition, December 2004; most recently modified version published online March 2022).
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n.a1884