Title:
飛行体
Document Type and Number:
Japanese Patent JP7225886
Kind Code:
B2
Abstract:
To provide a flight body capable of properly suppressing temperature rise of an electric component unit and extending a service life of a flight body.SOLUTION: A flight body (drone) comprises: a main body part 11; a plurality of frame parts 12 extending from the main body part 11; a propulsion drive part 20 comprising a rotary vane (propeller) 22 provided on a tip end of the frame part 12 and a motor 21 for rotating the rotary vane 22; an electric component unit for driving the propulsion drive part 20; and a blower fan 24 being coupled to a rotary axis of the motor 21 below the rotary vane 22 and rotating by the motor 21. The frame parts 12 are hollow members having therein, a space, and comprise a plurality of air feeding/discharge holes for communicating the space and an external part. The electric component unit is arranged in the space of the frame parts 12 and arranged between at least two air feeding/discharge holes. The blower fan 24 takes ambient air into the space through the at least one air feeding/discharge hole.SELECTED DRAWING: Figure 3
Inventors:
Yoneta Tanaka
Application Number:
JP2019024346A
Publication Date:
February 21, 2023
Filing Date:
February 14, 2019
Export Citation:
Assignee:
Ushio, Inc.
International Classes:
B64D13/08; B64C27/08; B64C39/02
Domestic Patent References:
| JP2018509332A | ||||
| JP2017518216A | ||||
| JP2010168562A | ||||
| JP2016175489A |
Foreign References:
| KR1020180007091A | ||||
| CN208453234U | ||||
| US20180327093 |
Attorney, Agent or Firm:
Konishi Megumi
Shigeyuki Nagaoka
Shigeyuki Nagaoka
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