JPS59124064U - tightening tool - Google Patents

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案に従う締付は工具１を用いて継手３に袋
ナツト５を締付ける作業状態を示す断面図、第２図は本
考案の一実施例の締付は工具１の斜視図、第３図はその
締付は工具１の平面図、第４図は第２図の切断面線ＩＶ
−ＴＶから見た断面図である。 １・・・締付は工具、５・・・袋ナツト、６・・・切欠
き、６ａ〜６ｄ・・・掛合面、７・・・小径部分、８・
・・大径部分、９・・・係合孔、１０・・・操作棒。FIG. 1 is a sectional view showing a working state in which a cap nut 5 is tightened on a joint 3 using a tightening tool 1 according to the present invention, and FIG. 2 is a perspective view of the tightening tool 1 according to an embodiment of the present invention. Fig. 3 is a plan view of the tool 1, and Fig. 4 shows the tightening at cutting plane line IV in Fig. 2.
- It is a sectional view seen from TV. 1... Tool for tightening, 5... Cap nut, 6... Notch, 6a to 6d... Engagement surface, 7... Small diameter part, 8...
...Large diameter portion, 9...Engagement hole, 10...Operation rod.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ナツトなどの六角掛合面のうちの４つの掛合面に当接す
る周方向に開放した切欠きを有し、半径方向に延びる係
合孔が外周面に臨んでかつ周方向に複数個形成されてお
り、保合孔には操作棒の端部が係合および離脱自在であ
ることを特徴とする締付は工具。It has a notch open in the circumferential direction that comes into contact with four of the hexagonal engaging surfaces of a nut, etc., and a plurality of radially extending engagement holes are formed in the circumferential direction facing the outer circumferential surface. A tightening tool characterized in that the end of the operating rod can be freely engaged and detached from the retaining hole.