JPS61102714U

JPS61102714U -

Info

Publication number: JPS61102714U
Application number: JP18905384U
Authority: JP
Priority date: 1984-12-13
Filing date: 1984-12-13
Publication date: 1986-06-30

Description

[Brief explanation of the drawing]

第１図はこの考案の一実施例の接続前の斜視図
、第２図は接続板の部分正面図、第３図はかしめ
作業状態の側面図、第４図はその動作状態の部分
断面正面図、第５図は従来例の断面図、第６図は
その接続板の部分正面図である。１，２……バー、５ａ〜５ｄ……係止部、６，
６′……接続板、７……かしめ用穴部、８，８′
……食込み歯、９，１０……押圧片、１２……か
しめ工具、１３……回転かしめ部。 Fig. 1 is a perspective view of an embodiment of this invention before connection, Fig. 2 is a partial front view of the connecting plate, Fig. 3 is a side view of the crimping operation state, and Fig. 4 is a partially sectional front view of the operating state. 5 is a sectional view of the conventional example, and FIG. 6 is a partial front view of the connecting plate. 1, 2... Bar, 5a-5d... Locking part, 6,
6'... Connection plate, 7... Caulking hole, 8, 8'
... Biting teeth, 9, 10... Pressing piece, 12... Caulking tool, 13... Rotating caulking part.

Claims

[Claims for Utility Model Registration] (1) Biting teeth are formed on both sides of both ends, common caulking holes are formed between the biting teeth at each end, and the hole edges are pressed with a caulking tool. A connection structure for a system ceiling bar, comprising: a connection plate that causes the biting teeth to bulge outward; and a pair of bars having locking portions that lock both sides of the connection plate. (2) The caulking strengths of each of the caulking holes with respect to the pair of biting teeth are made different, and the caulking position of each caulking hole with respect to the pair of biting teeth corresponds to the width dimension of the rotating caulking part of the caulking tool. A system ceiling bar connection structure according to claim (1) of claim 1 of the registered utility model.