EMPLOYEE WAS WORKING AT SLOPE BELT DRIVE. IN PROCESS OF RAISING BELT FAR ENOUGH OFF OF MINE FLOOR, TO PULL END OF BELT AND THREAD THROUGH DRIVE ROLLERS, AS RAISING BELT, SPINDLE END BROKE FREE CAUSING BELT TO DROP AND CATCH EMPLOYEE'S RIGHT HAND BETWEEN ANOTHER ROLL OF BELT. LACERATIONS TO RIGHT MIDDLE AND RING FINGER.