Title:
冷却ダクト
Document Type and Number:
Japanese Patent JP7235582
Kind Code:
B2
Abstract:
A cooling duct (10) configured to introduce air flow to a cooling target device provided in a helicopter body of a helicopter (1) includes a duct body (11), a front opening (15), an upper opening (16), a hinge (31), and a movable blade (21) The duct body (11) is mountable below a main rotor (2) of the helicopter (1) to be adjacent to the cooling target device. The front opening (15) is formed on a forward side of the helicopter body in the duct body (11). The upper opening (16) is formed on an upper side of the helicopter body in the duct body (11). The hinge (31) is disposed in an upper portion of the duct body (11) and includes a pivot shaft (31a) extending in a lateral direction of the helicopter body. The movable blade (21) with an end that is pivotally supported by the hinge (31) is provided to be pivotable about the pivot shaft (31a) between a first position (21A) and a second position (21B).
Inventors:
Yamada Umi
Application Number:
JP2019087896A
Publication Date:
March 08, 2023
Filing Date:
May 07, 2019
Export Citation:
Assignee:
Subaru corporation
International Classes:
B64D33/10; B64C21/08; B64C27/04
Domestic Patent References:
| JP427698A | ||||
| JP201419357A |
Attorney, Agent or Firm:
Aomi International Patent Office