JPS59122415U - tightening bolt - Google Patents

tightening bolt

Info

Publication number
JPS59122415U
JPS59122415U JP1574183U JP1574183U JPS59122415U JP S59122415 U JPS59122415 U JP S59122415U JP 1574183 U JP1574183 U JP 1574183U JP 1574183 U JP1574183 U JP 1574183U JP S59122415 U JPS59122415 U JP S59122415U
Authority
JP
Japan
Prior art keywords
bolt
tightening
tightening bolt
measuring rod
elongation
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP1574183U
Other languages
Japanese (ja)
Other versions
JPH0210326Y2 (en
Inventor
陽一 中村
荒井　吉郎
北田　裕司
吉留　範勝
Original Assignee
川崎重工業株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 川崎重工業株式会社 filed Critical 川崎重工業株式会社
Priority to JP1574183U priority Critical patent/JPS59122415U/en
Publication of JPS59122415U publication Critical patent/JPS59122415U/en
Application granted granted Critical
Publication of JPH0210326Y2 publication Critical patent/JPH0210326Y2/ja
Granted legal-status Critical Current

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  • A Measuring Device Byusing Mechanical Method (AREA)

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図は従来例の締付はボルトの断面図、第２図ａは締
付けられた状態での締付はボルトの断面図、第２図す、
　　ｃは従来の締付は力計測状態図、第３図は本考案の
締付はボルトの断面図、第４図は本考案の締付は力計測
状態図、第５図は指先による締付は力確認状態図、第６
図は異なる実施例の締付は力計測状態図、第７図は異な
る実施例の締付は力確認状態図である。 ２０．３０・・・締付はボルト、２０ｂ、３０ｂ・・・
ボルトの頭部、２０ｃ、　　３　Ｑｃ・・・ボルトの頭
部の基準面、２２・・・計測棒、２２ｂ・・・上面、２
３・・・凹陥部。 第１図 笛６ ３′８　　戸 第３図 １図 加＼ 坏ａ　“＼加ｄFigure 1 is a cross-sectional view of the bolt when tightened in the conventional example, Figure 2a is a cross-sectional view of the bolt when tightened in the tightened state, and Figure 2a is a cross-sectional view of the bolt.
c is a force measurement state diagram for conventional tightening, Fig. 3 is a sectional view of a bolt for the present invention's tightening, Fig. 4 is a force measurement state diagram for the present invention's tightening, and Fig. 5 is a diagram of the force measurement state for the present invention's tightening. is force confirmation state diagram, 6th
The figure shows a force measurement state diagram for tightening in a different embodiment, and FIG. 7 shows a force confirmation state diagram for tightening in a different embodiment. 20.30...Tighten bolts, 20b, 30b...
Bolt head, 20c, 3 Qc...Reference plane of bolt head, 22...Measuring rod, 22b...Top surface, 2
3... Concavity. Fig. 1 Flute 6 3'8 Door Fig. 3 Fig. 1 ＼ 坏a

Claims (1)

【実用新案登録請求の範囲】 ボルトの中心部にボルトの伸びを計測するための計測棒
が縦通され、締付は前にあってはボルトの頭部の基準面
と計測棒の上面とが一致するよう研磨されている締付は
ボルトに聴いて、ボルトの頭部の計測棒周囲に、ボルト
が正規に締付けられたときの伸びにはＳ゛等しい深さの
凹陥部が刻設され、 ていることを特徴とする締付はボルト。[Claim for Utility Model Registration] A measuring rod for measuring the elongation of the bolt is inserted vertically through the center of the bolt, and when tightening, the reference plane of the bolt head and the top surface of the measuring rod are When tightening the bolt, which is polished to match, a recess with a depth equal to the elongation S when the bolt is properly tightened is carved around the measuring rod on the head of the bolt. It is characterized by a bolt fastening.
JP1574183U 1983-02-05 1983-02-05 tightening bolt Granted JPS59122415U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1574183U JPS59122415U (en) 1983-02-05 1983-02-05 tightening bolt

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1574183U JPS59122415U (en) 1983-02-05 1983-02-05 tightening bolt

Publications (2)

Publication Number Publication Date
JPS59122415U true JPS59122415U (en) 1984-08-17
JPH0210326Y2 JPH0210326Y2 (en) 1990-03-14

Family

ID=30147062

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1574183U Granted JPS59122415U (en) 1983-02-05 1983-02-05 tightening bolt

Country Status (1)

Country Link
JP (1) JPS59122415U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57121407U (en) * 1981-01-23 1982-07-28

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57121407U (en) * 1981-01-23 1982-07-28

Also Published As

Publication number Publication date
JPH0210326Y2 (en) 1990-03-14

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