JP4414813B2 - 不正行為防止ボルト・ナットの構造 - Google Patents
不正行為防止ボルト・ナットの構造 Download PDFInfo
- Publication number
- JP4414813B2 JP4414813B2 JP2004148043A JP2004148043A JP4414813B2 JP 4414813 B2 JP4414813 B2 JP 4414813B2 JP 2004148043 A JP2004148043 A JP 2004148043A JP 2004148043 A JP2004148043 A JP 2004148043A JP 4414813 B2 JP4414813 B2 JP 4414813B2
- Authority
- JP
- Japan
- Prior art keywords
- bolt
- nut
- tip
- hole
- wrench
- 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.)
- Expired - Fee Related
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Description
4:円筒部 5:ネジ部 6:円柱状の突起部
7:ネジ部 8:六角穴 9:六角棒レンチ
10、11:先端部 12:穴 13:溝蓋
14:主部材 15:エンドプレート 16:外枠
17:横部材 18:U字溝の溝壁 19:アンカーボルト
20:帯鋼製ベースプレート 21:緩衝用ゴムパッキン
Claims (3)
- 円筒部のネジ部の先端にネジ部の外径より小寸法の円柱状の突起部を備えるボルトと、外径と同心に多角形の穴を備える多角穴付き丸ナットとを備えて構成されてなることを特徴とする不正行為防止ボルト・ナットの構造。
- 多角形の穴の形状が四角形又は六角形に形成されてなる請求項1に記載の不正行為防止ボルト・ナットの構造。
- 多角穴付き丸ナットの多角形の穴に嵌合する先端部を有し、その先端部の中心軸部にボルト先端に形成した小寸法の円柱状の突起部と嵌合する穴を備えるレンチによりボルトへのナットの取付け、取外しが行える請求項1に記載の不正行為防止ボルト・ナットの構造。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004148043A JP4414813B2 (ja) | 2004-05-18 | 2004-05-18 | 不正行為防止ボルト・ナットの構造 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004148043A JP4414813B2 (ja) | 2004-05-18 | 2004-05-18 | 不正行為防止ボルト・ナットの構造 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005330992A JP2005330992A (ja) | 2005-12-02 |
JP4414813B2 true JP4414813B2 (ja) | 2010-02-10 |
Family
ID=35485799
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004148043A Expired - Fee Related JP4414813B2 (ja) | 2004-05-18 | 2004-05-18 | 不正行為防止ボルト・ナットの構造 |
Country Status (1)
Country | Link |
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JP (1) | JP4414813B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106217311A (zh) * | 2016-09-05 | 2016-12-14 | 山东电力设备有限公司 | 一种用于铝屏蔽安装的螺母紧固工装 |
-
2004
- 2004-05-18 JP JP2004148043A patent/JP4414813B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
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JP2005330992A (ja) | 2005-12-02 |
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