Wikipedia
Headframe
A headframe (also known as a gallows frame, winding tower, hoist frame, pit frame, shafthead frame, headgear, headstock or poppethead) is the structural frame above an underground mine shaft.
Usage examples of "headframe".
From the headframe the apprentices, under the supervision of Wernicke the head foreman, launched a few fine-looking rockets, which formed the company emblem, the well-known bird motif.
In a burned-out headframe he barks at dangling chain hoists and hooks, though second sight is needed to glimpse what's left of the rags of the last morning shift.
They would have had to fit him with a headframe which they'd attach to his skull and to a table.
Behind it there was a wooden headframe, below which a shaft descended vertically into the earth.