PURPOSE: To provide a crushing apparatus for natural crushed-stone blocks which can remarkably improve the efficiency in a crushing work for a crushed- stone block, can crush the crushed-stone block very safely and is further excellent in durability, maintenability and controllability.
CONSTITUTION: A fixed cogging main body 3 and a movable cogging main body 4 are provided on the outer casing 1 of a crushing machine, and a material to be crushed can be crushed by opening and closing the fixed cogging main body 3 and the movable cogging main body 4. The width of the fixed cogging main body 3 is suitably enlarged. The tip of the fixed cogging main body 3 is formed longer than the position of the tip of the movable cogging main body 4. An assisting body B is removably provided on the crushing side of the fixed cogging main body 3.
| JPS535815 | REINFORCED CONCRETE STRUCTURE |
YAMASHITA YUKIO
FUJITAKA CHIKAU
MATSUI KUNIHIKO
NAGAYOSHI ISAMU
NAGASE TADAHIKO
KOYANAGI HIROO
NAGASAWA YUJI
