Title:
FIN
Document Type and Number:
WIPO Patent Application WO/2020/080097
Kind Code:
A1
Abstract:
A fin (6) formed by bending a metal sheet into a wave shape, wherein, first flat parts (20, 21) parallel to the width direction are respectively formed at one end and the other end of a bent part (10) in the width direction, the width direction being the direction of folding into a wave shape in the fin, and the bent part being the portion where peaks (11) and valleys (12) are alternately formed by the bending into a wave shape, and a second flat part (30) parallel to the width direction is formed in a portion of the bent part partway from one end to the other end thereof.
Inventors:
SHIGAKI YUSUKE (JP)
ASANO TAICHI (JP)
TERACHI SHOTA (JP)
ASANO TAICHI (JP)
TERACHI SHOTA (JP)
Application Number:
PCT/JP2019/038729
Publication Date:
April 23, 2020
Filing Date:
October 01, 2019
Export Citation:
Assignee:
DENSO CORP (JP)
International Classes:
B21D53/02; B21D13/04; F28D1/03; F28F1/32; F28F1/40; F28F3/06; F28F3/08
Domestic Patent References:
| WO2018135152A1 | 2018-07-26 |
Foreign References:
| JPH07280484A | 1995-10-27 | |||
| US20040231386A1 | 2004-11-25 | |||
| JPS4624768B1 | 1971-07-16 |
Attorney, Agent or Firm:
KAMATA, Toru et al. (JP)
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