| 摘要 |
PURPOSE:To achieve the energy saving effect by utilizing an air conditioning system provided with an air supply passage in an underfloor, also by performing the supplying and discharging of a conditioned air and a lighting for desired position from the underfloor. CONSTITUTION:A desk 14 is mounted on a unit main body which is arranged on a unit type floor plate 10, the location of an inner frame 18 is adjusted with relative moving for a rectangle-shaped outer frame 16. For lighting a ceiling surface 22, an ambient light 24 is arranged at the upper end part of the inner frame 18, a task light 26 for lighting the upper surface of the desk 14 is also provided adjacently to the light 24. The inside of the outer frame 16 is closed at the upper end thereof, also divided into an air supply passage 52 and an air discharging passage 54 by an interstructure 50. A cool air blowing-off port 52A is provided nearly at the upper end part, a warm air blowing-off port 52B is provided nearly at the lower end part. A cool air and a warm air are respectively blown-off from each upper and lower blowing-off port, an open/close valve is provided as required at the blowing-off ports 52A, 52B. Meantime, the air discharging passage 54 is communicated to the inside of a room via a sucking ports 54A, 54B, and used for sucking air from the inside of the room. |
