JPS5940613U - Nut fastening device - 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 drawings]

に　　　第１図は従来のナツトの締結装置の構成を示す
Ｊ　　側面図、第２図はこの考案の一実施例の構成を示
Ｊ　　す断面図である。 ３　　　図において、１は被締結部材、２は雄ねじ、３
：　　はボルト、７は内ナツト、８は外周ねじ、９は外
３　　ナツトである。尚各図中、同一符号は同一または
）　　相当部分を示すものとする。Fig. 1 is a side view showing the structure of a conventional nut fastening device, and Fig. 2 is a sectional view showing the structure of an embodiment of this invention. 3 In the figure, 1 is a member to be fastened, 2 is a male thread, and 3
: is a bolt, 7 is an inner nut, 8 is an outer circumference screw, and 9 is an outer 3 nut. In each figure, the same reference numerals indicate the same or corresponding parts.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 被締結部材に取付けられ、その外面に雄ねじ力形成され
たボルト、このボルトの上記雄ねじに１入されて上記被
締結部材に締付けられ、その外層間に上記雄ねじと反対
方向のねじ溝を有する外周ねじが形成された内ナツト、
この内ナツトの上皿外周ねじに螺入され、上記内ナツト
の締付方向と反対方向に回転させることにより、上記被
締結ｍ材に締付けられ、上記内ナツトが上記ボルトと６
間の締付力が緩む方向に回転するのを阻止する例ナツト
を備えたナツトの締結装置。A bolt that is attached to a member to be fastened and has a male thread force formed on its outer surface, an outer periphery that is inserted into the male thread of the bolt and tightened to the member to be fastened, and has a thread groove in the opposite direction to the male thread between its outer layers. a threaded inner nut;
The inner nut is screwed into the outer peripheral thread of the upper plate, and by rotating it in the opposite direction to the tightening direction of the inner nut, it is tightened to the material to be fastened, and the inner nut is tightened to the bolt and the bolt.
A nut fastening device including a nut that prevents rotation in a direction in which the tightening force between the nuts is loosened.