JPH0285273U

JPH0285273U -

Info

Publication number: JPH0285273U
Application number: JP16319188U
Authority: JP
Priority date: 1988-12-16
Filing date: 1988-12-16
Publication date: 1990-07-04

Description

[Brief explanation of drawings]

第１図及び第２図は本考案にかかる放熱用フイ
ンを説明するための図であり、第１図は該放熱用
フインに使用する金属板を示す斜視図、第２図は
その組立て状態を説明する断面図である。第３図
は従来の放熱用フインを説明する斜視図である。１……金属板、２……舌片、３……係止爪、４
……係止孔、５……孔、６……弧状舌片、７……
放熱用フイン、８……チユーブ。 1 and 2 are diagrams for explaining the heat dissipation fin according to the present invention. FIG. 1 is a perspective view showing a metal plate used for the heat dissipation fin, and FIG. It is a sectional view for explanation. FIG. 3 is a perspective view illustrating a conventional heat dissipation fin. 1... Metal plate, 2... Tongue piece, 3... Locking claw, 4
... Locking hole, 5 ... Hole, 6 ... Arc-shaped tongue piece, 7 ...
Heat dissipation fin, 8...tube.

Claims

[Scope of utility model registration request]

A heat dissipation fin in which a plurality of metal plates are stacked at a predetermined interval in the vertical direction, and the metal plate is provided with a pair of left and right tongue pieces formed by cutting and raising a part of the metal plate upwardly, A locking pawl is provided at the tip of the tongue piece, and a locking hole is provided at the middle part, so that the locking pawl of the metal plate located at the lower level of the vertically adjacent metal plates is positioned at the upper level. A heat dissipation fin characterized in that the metal plates are connected to each other by engaging with the locking holes of the metal plates to be passed through.