feed shaft

feed shaft

[′fēd ‚shaft]
(mechanical engineering)
A short shaft or countershaft in a diamond-drill gear-feed swivel head which is rotated by the drill motor through gears or a fractional drive and by means of which the engaged pair of feed gears is driven.
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References in periodicals archive ?
But the next day, her regular teacher switched on the lathe for her while she was wearing the scarf shortly after incident and it got caught in the unguarded feed shaft.
Part of the air may escape to the sides, but another part will trickle upwards via the feed shaft.
Direct control of feed shafts (top and middle), besides the production of slub yarn, the draft con be set too.