Rack arrangement for underground winning installations and bearing bracket therefor

摘要

The invention relates to a rack arrangement 1 for underground winning installations, comprising bearing brackets 10 being fas tenable at pan sections 4 of a face conveyor and which have two pin holes 9 each, and comprising rack bars 30A, 30B being detachably fastenable to the pin holes 9 of adjacent bearing brackets 10 via pin connections having connecting pins 7. In order to design the rack arrangement and the bearing bracket for easier fitting and to improve the interplay between bearing bracket and rack bars in operational use, both pin holes are designed as an elongated hole 9 for accommodating the connecting pin 7.