WHILE BEING LOADED BY THE 992G LOADER THE BUCKETCAME DOWN ON THE BOX OF THE CAT 773B HAUL TRUCK.THIS JARRED THE DRIVER CAUSING HIM TO HIT HIS HEAD ON THE AIR CONDITIONER UNIT. HE RECEIVED A LA CERATION THAT NEEDED 10 STAPLES TO CLOSE. HE WASWEARING A SEAT BELT.