It's called a "winding tower" in English. I love mining history, my grandfather was electrician in a coal mine before the war.
[Blocked Image: http://bochum.up2city.de/bilder/14634/520.jpg] [Blocked Image: http://www.minister-achenbach.de/images/fotos/schachtanlage_1-2/Skizze%20Abteufger%FCst.jpg]
[Blocked Image: http://www.mathilde-hitzfeld-schule.de/klassenseiten/ABC/Bergwerk.jpg]