JP4377660B2 - スペーサ - Google Patents
スペーサ Download PDFInfo
- Publication number
- JP4377660B2 JP4377660B2 JP2003382391A JP2003382391A JP4377660B2 JP 4377660 B2 JP4377660 B2 JP 4377660B2 JP 2003382391 A JP2003382391 A JP 2003382391A JP 2003382391 A JP2003382391 A JP 2003382391A JP 4377660 B2 JP4377660 B2 JP 4377660B2
- Authority
- JP
- Japan
- Prior art keywords
- main body
- spacer
- steel bar
- deformed steel
- engaging
- 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
Links
- 125000006850 spacer group Chemical group 0.000 title claims description 38
- 238000003780 insertion Methods 0.000 claims description 10
- 230000037431 insertion Effects 0.000 claims description 10
- 239000000470 constituent Substances 0.000 claims description 9
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 229910000831 Steel Inorganic materials 0.000 description 46
- 239000010959 steel Substances 0.000 description 46
- 239000000463 material Substances 0.000 description 10
- 239000011440 grout Substances 0.000 description 6
- 239000011295 pitch Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 230000007847 structural defect Effects 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 210000002435 tendon Anatomy 0.000 description 1
Images
Landscapes
- Piles And Underground Anchors (AREA)
Description
1 スペーサ
2 本体構成片
3 抱持部
31 半円状抱持部
4 膨出部
5 回動部
6 ピン
7 差込片
8 差込孔
9 係合部
10 回転軸
11 回転軸受
12 バネ
Claims (1)
- アンカー工において、地盤に掘削したアンカー孔に挿通する異形棒鋼に装着することにより、該異形棒鋼と該アンカー孔の孔壁との間に間隙を形成させるもので、該異形棒鋼に係合させる係合部を設けた円筒状の抱持部を両端に有し、該抱持部間に複数の膨出部を備えた2つの本体構成片より成る2つ割構造であり、一の本体構成片は、これを2つ点対称位置に組み合わせて本体を構成するもので、該抱持部を構成する両端の半円状抱持部の一方に該係合部を設けると共に、各半円状抱持部の両側に、本体構成片を2つ点対称位置に組み合わせたときに本体軸方向に1mm以上の遊びを有する係着部として回転軸と該回転軸を回動可能に支持する回転軸受、差込片と該差込片を係合させる差込孔を、それぞれ設けたことを特徴とするスペーサ。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003382391A JP4377660B2 (ja) | 2003-11-12 | 2003-11-12 | スペーサ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003382391A JP4377660B2 (ja) | 2003-11-12 | 2003-11-12 | スペーサ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005146560A JP2005146560A (ja) | 2005-06-09 |
JP4377660B2 true JP4377660B2 (ja) | 2009-12-02 |
Family
ID=34691481
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003382391A Expired - Fee Related JP4377660B2 (ja) | 2003-11-12 | 2003-11-12 | スペーサ |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4377660B2 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101201829B1 (ko) * | 2012-03-13 | 2012-11-15 | 박주봉 | 마이크로파일 |
KR200464071Y1 (ko) * | 2012-07-18 | 2012-12-10 | 송양수 | 다단 강관용 스페이서 |
CN105804774B (zh) * | 2014-04-11 | 2017-09-19 | 衢州市优德工业设计有限公司 | 一种矿井巷道可重复施加预应力的锚索 |
FR3071005B1 (fr) * | 2017-09-11 | 2020-12-04 | Hellermanntyton | Dispositif de centrage pour une barre de renfort |
JP7450228B2 (ja) | 2021-09-27 | 2024-03-15 | ヒロセ補強土株式会社 | 小口径場所打ち杭用芯材 |
-
2003
- 2003-11-12 JP JP2003382391A patent/JP4377660B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2005146560A (ja) | 2005-06-09 |
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