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Title:
AIR DISCHARGE DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/198571
Kind Code:
A1
Abstract:
An air discharge device (1) equipped with a discharge section (10) for discharging a stream of air. The discharge section includes: a main opening (14) through which an airstream serving as an operating airstream is discharged; an auxiliary opening (22) which is formed at the periphery of the main opening and through which a supporting airstream is discharged; and a swirl suppression structure (180) for suppressing the development of lateral swirls formed inside a velocity boundary layer (BL) of the operating airstream downstream from an outlet of the main opening. The swirl suppression structure is a structure for causing the main flow of the supporting airstream and a center portion (BLc) of the thickness (δ) of the velocity boundary layer of the operating airstream formed downstream from the outlet of the main opening to converge downstream from the outlet of the main opening.

Inventors:
YAMAOKA Jun (Showa-cho Kariya-cit, Aichi 61, 〒4488661, JP)
SAKAI Masaharu (Showa-cho Kariya-cit, Aichi 61, 〒4488661, JP)
NIIMI Yasuhiko (Showa-cho Kariya-cit, Aichi 61, 〒4488661, JP)
NAKAMURA Takahito (Showa-cho Kariya-cit, Aichi 61, 〒4488661, JP)
KOMATSUBARA Yusuke (Showa-cho Kariya-cit, Aichi 61, 〒4488661, JP)
NAGAHAMA Marie (Showa-cho Kariya-cit, Aichi 61, 〒4488661, JP)
OMORI Yasuki (Showa-cho Kariya-cit, Aichi 61, 〒4488661, JP)
HAYAKAWA Shogo (Showa-cho Kariya-cit, Aichi 61, 〒4488661, JP)
TAKOTANI Satoshi (Showa-cho Kariya-cit, Aichi 61, 〒4488661, JP)
OKAMURA Yuuji (Showa-cho Kariya-cit, Aichi 61, 〒4488661, JP)
YOSHIDA Tatsuya (Showa-cho Kariya-cit, Aichi 61, 〒4488661, JP)
Application Number:
JP2019/014657
Publication Date:
October 17, 2019
Filing Date:
April 02, 2019
Export Citation:
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Assignee:
DENSO CORPORATION (1-1 Showa-cho, Kariya-city Aichi, 61, 〒4488661, JP)
International Classes:
F24F13/06; B60H1/34; F24F13/08
Domestic Patent References:
WO2014017208A12014-01-30
Foreign References:
JPH0420346A1992-01-23
JPS60256747A1985-12-18
JP2009034604A2009-02-19
US20140357178A12014-12-04
JP2000280736A2000-10-10
Attorney, Agent or Firm:
YOU-I PATENT FIRM (Nagoya Nishiki City Bldg. 4F 1-6-5, Nishiki Naka-ku, Nagoya-sh, Aichi 03, 〒4600003, JP)
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