Title:
HEADER TUBE, HEAT EXCHANGER, AIR CONDITIONER, AND METHOD FOR MANUFACTURING HEADER TUBE
Document Type and Number:
WIPO Patent Application WO/2023/171791
Kind Code:
A1
Abstract:
The upper header tube (11) according to the present disclosure is connected to a plurality of heat exchanger tubes arrayed parallel to each other to constitute a heat exchanger together with the heat exchanger tubes. Furthermore, the upper header tube (11) comprises: a first member (21) provided with a bottom plate (23) and a pair of side plates (24) that is erected at both ends of the bottom plate (23); a second member (22) that is disposed at a position separated from the bottom plate (23), held between the pair of side plates (24), and brazed to the first member (21); and a plurality of claw members (28) that are formed at each end of the pair of side plates (24) of the first member (21), and that are bent from the side plates (24) to face the second member (22). The claw members (28) are narrower toward the leading end in plan view.
Inventors:
INAMI KOTA (JP)
NAKAJIMA TAKASHI (JP)
KATSUMA NORIO (JP)
OKUMA YURIKO (JP)
NAKAJIMA TAKASHI (JP)
KATSUMA NORIO (JP)
OKUMA YURIKO (JP)
Application Number:
PCT/JP2023/009267
Publication Date:
September 14, 2023
Filing Date:
March 10, 2023
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
B23K1/00; F28F9/02; B23K101/14
Domestic Patent References:
| WO2021235055A1 | 2021-11-25 |
Foreign References:
| US20090095458A1 | 2009-04-16 | |||
| KR20040061478A | 2004-07-07 | |||
| JPS6390780U | 1988-06-13 | |||
| JP2000249492A | 2000-09-14 | |||
| JP2007144502A | 2007-06-14 | |||
| JP2005345037A | 2005-12-15 | |||
| EP0128806A1 | 1984-12-19 | |||
| GB1345399A | 1974-01-30 |
Attorney, Agent or Firm:
KIMURA Mitsuru (JP)
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