PDF Version - MSHA - Mine Safety and Health AdministrationAug 5, 2013 . When he looked into the cone crusher, a tooth, that had broken free from an excavator bucket, was ejected from the cone crusher and struck him. . MJL Crushing LLC, a surface crushed line operation, owned and .. time the Hitachi excavator was used in the quarry, two teeth were lost from its bucket.whu cone crusher struck during operation 2,whu cone crusher struck during operation 2,Crusher - WikipediaA crusher is a machine designed to reduce large rocks into smaller rocks, gravel, or rock dust. . Crushing devices hold material between two parallel or tangent solid surfaces, ... A cone crusher is similar in operation to a gyratory crusher, with less .. stuck in the bucket's mouth, not allowing them to enter the crushing jaws.
whu cone crusher struck during operation 2