Cooling duct
AssigneeSubaru Corporation
InventorKai Yamada
Life of this patent
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Abstract
A cooling duct configured to introduce air flow to a cooling target device provided in a helicopter body of a helicopter includes a duct body, a front opening, an upper opening, a hinge, and a movable blade. The duct body is mountable below a main rotor of the helicopter to be adjacent to the cooling target device. The front opening is formed on a forward side of the helicopter body in the duct body. The upper opening is formed on an upper side of the helicopter body in the duct body. The hinge is disposed in an upper portion of the duct body and includes a pivot shaft extending in a lateral direction of the helicopter body. The movable blade with an end that is pivotally supported by the hinge is provided to be pivotable about the pivot shaft between a first position and a second position.
Claims19
A cooling duct configured to introduce air flow to a cooling target device provided in a helicopter body of a helicopter, the cooling duct comprising:
- a duct body mountable below a main rotor of the helicopter so as to be adjacent to the cooling target device;
- a front opening formed on a forward side of the helicopter body in the duct body;
- an upper opening formed on an upper side of the helicopter body in the duct body;
- a hinge disposed in an upper portion of the duct body and comprising a pivot shaft extending in a lateral direction of the helicopter body;
- and
- a movable blade with an end that is pivotally supported by the hinge, the movable blade being provided so as to be pivotable about the pivot shaft between a first position where the front opening is closable and a second position where the upper opening is closable,
- wherein the duct body is provided over the cooling target device.
Dependencies are inferred from the claim text.