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poppet head

noun

the framework above a mining shaft that supports the winding mechanism

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Nearby words

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Examples from the Web for poppet head

The tailstock or poppet-head screw is a right hand because the nut moves in this case.
Modern Machine-Shop Practice, Volumes I and II|Joshua Rose