from The Century Dictionary and Cyclopedia
- n. In mining, the structure erected over the shaft to support the head-gear. Called in England gallows-frame.
Sorry, no etymologies found.
He accordingly took him to a blacksmith, and had an _iron head-frame_ made for him, which may be called lock-jaw, from the use that was made of it.
He accordingly took him to a blacksmith, and had an iron head-frame made for him, which may be called lock-jaw, from the use that was made of it.
Shaft upgrade work continued in the quarter, and focused primarily on the head-frame, the shaft services compartment and the underground shaft stations and loading pockets.
The Fresnillo / MAG Juanicipio Joint Venture lies 6 kilometres west from the principal production head-frame of the Fresnillo Mine and 2.5 kilometres west from the Saucito Vein, currently undergoing preproduction development with construction of a 600 metre shaft and a 2,200 metre decline.
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