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Patent Searching and Data


Title:
METHOD FOR MANUFACTURING HEAT EXCHANGER, AND HEAT EXCHANGER
Document Type and Number:
WIPO Patent Application WO/2019/130386
Kind Code:
A1
Abstract:
This heat exchanger is provided with an inner tube and an outer tube, in which fluids circulate, respectively. The outer tube is joined to the inner tube in a state of being spirally wound on the outer peripheral surface of the inner tube. The inner tube is configured such that the strength of both end sections on which the outer tube is not wound is higher than the strength of a part on which the outer tube is wound.

Inventors:
YAMAGUCHI, Kosuke (7-3 Marunouchi 2-chome, Chiyoda-k, Tokyo 10, 〒1008310, JP)
AZUMA, Masaaki (7-3 Marunouchi 2-chome, Chiyoda-k, Tokyo 10, 〒1008310, JP)
Application Number:
JP2017/046406
Publication Date:
July 04, 2019
Filing Date:
December 25, 2017
Export Citation:
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Assignee:
MITSUBISHI ELECTRIC CORPORATION (7-3 Marunouchi 2-chome, Chiyoda-ku Tokyo, 10, 〒1008310, JP)
International Classes:
F28D7/02; B21D53/06
Attorney, Agent or Firm:
KISA PATENT & TRADEMARK FIRM (East 8F, TORANOMON TWIN BLDG. 10-1 Toranomon 2-chome, Minato-k, Tokyo 01, 〒1050001, JP)
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