Back to results
US 2010/0299998 A1Published application
Natural ventilation apparatus
AssigneeOiles Corporation
InventorMamoru Ohishi
Life of this patent
Estimating the term…
Abstract
A natural ventilation apparatus 1 includes a window frame 2 which is installed in a building; a framed panel 4 disposed in an opening portion 3 defined by the window frame 2; and opening/closing means 5 for opening and closing the opening portion 3 on the basis of an air current. The opening portion 3 is adapted to be opened by the opening portion opening movement of the framed panel 4 moving toward a building exterior 7 side, and to be closed by the opening portion closing movement of the framed panel 4 moving toward a building interior 8 side.
Claims7
A natural ventilation apparatus comprising:
- a window frame which is installed in a building;
- a framed panel disposed in an opening portion defined by said window frame;
- and opening/closing means for opening and closing the opening portion on the basis of an air current, wherein said opening/closing means includes a first supporting mechanism for supporting one portion of said framed panel liftably and a second supporting mechanism for supporting another portion of said framed panel, which is located below said one portion of said framed panel, movably in a direction toward an interior or exterior of the building, said second supporting mechanism having a support member for supporting said other portion of said framed panel by a supporting surface movably in the direction toward the interior or exterior of the building, said supporting surface being inclined upward from a building exterior side toward a building interior side with respect to a horizontal line, an angle of inclination of said supporting surface with respect to the horizontal line increasing gradually from the building exterior side toward the building interior side.
Dependencies are inferred from the claim text.