Jigging machine

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(Mining) A machine for separating ore by the process of jigging
(Metal Working) A machine with a rotary milling cutter and a template by which the action of the cutter is guided or limited; - used for forming the profile of an irregularly shaped piece; a profiling machine.

See also: Jigging, Jigging

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
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It is widely accepted that the catching method influences the postmortem biochemical changes in fish muscles (Huss 1995), and it has also been reported that when squid are caught by jigging machines, higher meat quality and yield are obtained (Leta 1989).
The purpose of the current study was to investigate the behavior of the functional properties of fin myofibrillar proteins from frozen, stored squid harvested either by jigging machines or by bottom trawling.
In experiment 1 (El) squid were caught by means of jigging machines (Brunetti et al.