STRUCTURE OF VENTILATION PORT UNDER FLOOR OF UNIT HOUSING

摘要

PURPOSE:To improve durability by setting the anchor of a body unit in an anchor hole of a continuous footing, and junctioning them with each other in the condition that the bottom of the unit is supported with a level adjusting bolt, and further providing a space between the unit bottom and the top of the footing. CONSTITUTION:The anchor 2 extending from the bottom of a body unit 1 is set in an anchor hole 12 provided at the top of a continuous footing 11. And they are junctioned with each other in the condition that the bottom of the unit 1 is supported by the head 17a of a level adjusting bolt 17, and a gap 20 to become a ventilation port under the floor is made between the unit 1 and the continuous footing 11.