two-step grooving system

two-step grooving system

[′tü ¦step ′grüv·iŋ ‚sis·təm]
(engineering)
A method of spooling a drum in which the wire rope, controlled by grooves, moves parallel to the drum flanges for one-half the circumference and then crosses over to start the next wrap. Also known as counterbalance system.
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