JP2519850Y2 - 自穿孔ロックボルト - Google Patents
自穿孔ロックボルトInfo
- Publication number
- JP2519850Y2 JP2519850Y2 JP11548090U JP11548090U JP2519850Y2 JP 2519850 Y2 JP2519850 Y2 JP 2519850Y2 JP 11548090 U JP11548090 U JP 11548090U JP 11548090 U JP11548090 U JP 11548090U JP 2519850 Y2 JP2519850 Y2 JP 2519850Y2
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- lock bolt
- self
- ground
- plain
- 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
- 239000011435 rock Substances 0.000 claims description 15
- 238000005553 drilling Methods 0.000 claims description 14
- 239000000463 material Substances 0.000 description 12
- 239000011440 grout Substances 0.000 description 10
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Landscapes
- Piles And Underground Anchors (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11548090U JP2519850Y2 (ja) | 1990-11-03 | 1990-11-03 | 自穿孔ロックボルト |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11548090U JP2519850Y2 (ja) | 1990-11-03 | 1990-11-03 | 自穿孔ロックボルト |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0473099U JPH0473099U (enrdf_load_stackoverflow) | 1992-06-26 |
| JP2519850Y2 true JP2519850Y2 (ja) | 1996-12-11 |
Family
ID=31863255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11548090U Expired - Fee Related JP2519850Y2 (ja) | 1990-11-03 | 1990-11-03 | 自穿孔ロックボルト |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2519850Y2 (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6661449B2 (ja) * | 2016-04-06 | 2020-03-11 | 株式会社ケー・エフ・シー | ロックボルト |
| JP7117860B2 (ja) * | 2018-02-14 | 2022-08-15 | 鹿島建設株式会社 | ロックボルト及び支保構造 |
-
1990
- 1990-11-03 JP JP11548090U patent/JP2519850Y2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0473099U (enrdf_load_stackoverflow) | 1992-06-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |