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Patent Searching and Data


Title:
CROSS-FLOW FAN, LIFT-GENERATING DEVICE EQUIPPED WITH SAME, AND AIRCRAFT EQUIPPED WITH SAME
Document Type and Number:
WIPO Patent Application WO/2021/038912
Kind Code:
A1
Abstract:
The present invention provides a cross-flow fan capable of increasing wind pressure or wind volume without increasing the diameter thereof. The cross-flow fan (3) includes: a plurality of vanes (15) disposed at predetermined intervals in the circumferential direction around a rotation axis C1; a tongue part (17) disposed circumferentially outside the vanes (15); a cylindrical body (23) which is arranged more inward than the vanes (15) and closer to the tongue part (17) than the rotation axis C1 and which rotates about a central axis C2 parallel to the rotation axis C1; and a cylindrical body driving motor for rotating the cylindrical body (23) in a direction along the flow flowing through the rotation axis C1 side.

Inventors:
MORISAKI YUKI (JP)
IMAI KAZUHIRO (JP)
ODA MASAYUKI (JP)
SAIKI YASUHIRO (JP)
NIWA SAORI (JP)
Application Number:
PCT/JP2020/004616
Publication Date:
March 04, 2021
Filing Date:
February 06, 2020
Export Citation:
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Assignee:
MITSUBISHI HEAVY IND LTD (JP)
International Classes:
F04D17/04; B64C21/06
Foreign References:
JP2001271784A2001-10-05
US20170267342A12017-09-21
US20120111994A12012-05-10
JPS57105592A1982-07-01
JPS5147604Y21976-11-17
Attorney, Agent or Firm:
FUJITA, Takaharu (JP)
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