JPS61165382U

JPS61165382U -

Info

Publication number: JPS61165382U
Application number: JP4706185U
Authority: JP
Priority date: 1985-03-30
Filing date: 1985-03-30
Publication date: 1986-10-14

Description

[Brief explanation of drawings]

第１図は自動車用クーラのエバポレーターを概
略的に示す斜視図、第２図はこの考案の管の接合
構造によりヘツダー管と偏平管とを接合した場合
の要部斜視図、第３図ａ，ｂはそれぞれ異なる実
施例による第１図示のＡ矢視図、第５図から第７
図はそれぞれ従来の接合構造を示す斜視図及び側
断面図である。なお図面において、１０……ヘツダー管、１１
……スリツト、１２，１６……開口端部、１３…
…開放部、１４……通路、１５……偏平管、１７
……溝部、１８……キヤツプ、１９……ろう付け
である。 Fig. 1 is a perspective view schematically showing an evaporator of an automobile cooler, Fig. 2 is a perspective view of the main part when a header pipe and a flat pipe are joined by the pipe joining structure of this invention, Fig. 3a, b is a view in the direction of arrow A in the first drawing, and FIGS. 5 to 7 according to different embodiments, respectively.
The figures are a perspective view and a side sectional view, respectively, showing a conventional joining structure. In the drawings, 10...header tube, 11
...Slit, 12, 16...Open end, 13...
...Opening part, 14...Passway, 15...Flat tube, 17
...Groove, 18...Cap, 19...Brazing.

補正昭６０．７．３１図面の簡単な説明を次のように補正する。明細書中、第６頁第１２行目の「Ａ矢視図、」
と「第５図」との間に次のとおり加入する。「第４図は偏平管の他の実施例を示す斜視図で
、」。Amendment July 31, 1980 The brief description of the drawing is amended as follows. In the specification, page 6, line 12, "A arrow view,"
and “Figure 5” as follows: ``Figure 4 is a perspective view showing another embodiment of the flat tube.''

Claims

[Scope of utility model registration request]

In this structure, a flat tube is joined to a side wall of a header tube, and a slit long in the tube axis direction is formed in the side wall of the header tube, and a groove long in the longitudinal direction is formed in the side wall near the open end of the flat tube. , the open end of the flat tube is inserted into the slit while the edge of the slit is engaged with the groove, and the flat tube and the header tube are brazed at the outer edge of the slit. Joint structure.