dragline


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Related to dragline: walking dragline

dragline

[′drag‚līn]
(mechanical engineering)
An excavator operated by pulling a bucket on ropes towards the jib from which it is suspended. Also known as dragline excavator.

dragline

dragline
A bucket attachment for a crane; used for removing earth by pulling the bucket toward the crane.
References in periodicals archive ?
Industrial auctioneers IronPlanet has beaten its sales record for the most expensive machine, by selling a Marion 7820 Walking Dragline for $3m.
Dragline silk is stiff and dry, and it serves as the threads that radiate out from a web's centre, providing structural support.
Peabody adopted a new dragline transportation method that abbreviated the move and eliminated the need for electric power.
11 /PRNewswire-FirstCall/ -- Peabody Energy's 13-million-pound dragline has begun an 18-mile "walk" from the Farmersburg Mine in Sullivan County, Ind.
The Bucyrus-Erie 1300W walking dragline was named by local school children when it began operations at Poker Flats Mine.
Now - after becoming a UK industrial dinosaur and being parked up for several years - the dragline is being dismantled before being shipped across the Atlantic where it will begin a new life in the American mining industry.
After attaching the dragline to the retreat by touching her spinnerets against its surface and while holding the dragline with one outstretched leg IV, the spider climbed upward and attached the dragline to a strand of wire.
The dragline excavator had a bucket big enough for three cars to park inside or gouge out 100 tonnes of earth with one bite, but was controlled by a lone operator, with the help of two banksmen, carrying out maintenance and guidance duties.
Dragline silk proteins and capture silk proteins have similar turn-forming blocks of amino acids.
Roling, President and CEO of National Coal, said of the net loss, "These results were primarily attributable to the dragline breakdown, which impacted second quarter revenues by approximately $5.
Males responded to substrateborne cues of females with several distinctive behaviors: they walked slowly, following female web draglines; with their palps, they plucked the dragline and/or tapped on the substrate near the dragline; and they performed raises and extensions of legs I, "tapping" the tips while in midair.
1 /PRNewswire-FirstCall/ -- Peabody Energy today announced that it is installing a $55 million dragline at the North Antelope Rochelle Mine that will lower costs and increase productivity and capacity at the nation's premier ultra-low sulfur mine.