Chain guide element for underground extraction equipment drive chains has guide surface with at least 2 contact zones for element leg for interaction with vertical chain element leg in inlet and/or outlet section before/after chain wheel

摘要

The chain guide has a guide surface (11) for interaction with an element leg (8A) of a vertical chain element (5,8) of the drive chain (6) arranged in the inlet section and/or in the outlet section before or after a chain wheel (2) of a drive station or a direction reversal station for the drive chain. The guide surface has at least two contact zones for the element leg.