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Title:
多穴管の分岐管への接続構造及びその接続方法
Document Type and Number:
Japanese Patent JP4349900
Kind Code:
B2
Abstract:
A connection structure of a multi-channel tube (1) with branching tubes (10) is provided with a multi-channel tube having an end, the multi-channel tube including; an outer tube (2); a partition (3) being formed in a unitary body and running parallel with the outer tube, the partition partitioning an interior of the outer tube into two or more channel holes; and a passage (6,16) formed at an end of the partition, the passage linking the channel holes; two or more branching tubes respectively inserted into the channel holes to an insertion depth greater than a depth of the passage measured from the end of the multi-channel tube; and brazing material (20) spreading beyond the passage over clearances between the multi-channel tube and the branching tubes and connecting the multi-channel tube and the branching tubes.

Inventors:
Yukazu Takamatsu
Hiromi Takasaki
Susumu Sato
Application Number:
JP2003435299A
Publication Date:
October 21, 2009
Filing Date:
December 26, 2003
Export Citation:
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Assignee:
Calsonic Kansei Co., Ltd.
International Classes:
F16L13/08; F16L39/00; B23K1/00; B60H1/00; F16L13/14; F16L41/02; F25B41/00; F28F9/26
Domestic Patent References:
JP2002005379A
JP6020980U
JP53069016U
JP60118085U
JP55148862U
Attorney, Agent or Firm:
Hidekazu Miyoshi
Iwa Saki Kokuni
Kawamata Sumio
Masakazu Ito
Shunichi Takahashi
Toshio Takamatsu