9 RETRACTABLE COVERS WHICH FORM A PROTECTIVE SHIELD, NAMELY, A RETRACTABLE ARM CONTAINING A SHIELD OF STEEL, PLASTIC, FIBERGLASS OR OTHER HARD MATERIAL THAT EXTENDS TO THE FRONT, SIDES, AND BACK OF VEHICLES TO PROTECT AGAINST EXPLOSIONS OR OTHER FORCES, FOR USE IN CONNECTION WITH AUTOMOBILES, TRUCKS, SHIPS, BOATS, AIRCRAFT, BUILDINGS AND UNDERGROUND STRUCTURES