JPH067120Y2 - ロックボルトの掛止具 - Google Patents
ロックボルトの掛止具Info
- Publication number
- JPH067120Y2 JPH067120Y2 JP1989132931U JP13293189U JPH067120Y2 JP H067120 Y2 JPH067120 Y2 JP H067120Y2 JP 1989132931 U JP1989132931 U JP 1989132931U JP 13293189 U JP13293189 U JP 13293189U JP H067120 Y2 JPH067120 Y2 JP H067120Y2
- Authority
- JP
- Japan
- Prior art keywords
- lock bolt
- opening
- main body
- hook
- cylindrical
- 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 - Lifetime
Links
- 238000003892 spreading Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B21/00—Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it; Stud-and-socket releasable fastenings
- F16B21/10—Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it; Stud-and-socket releasable fastenings by separate parts
- F16B21/16—Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it; Stud-and-socket releasable fastenings by separate parts with grooves or notches in the pin or shaft
- F16B21/18—Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it; Stud-and-socket releasable fastenings by separate parts with grooves or notches in the pin or shaft with circlips or like resilient retaining devices, i.e. resilient in the plane of the ring or the like; Details
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D20/00—Setting anchoring-bolts
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Hooks, Suction Cups, And Attachment By Adhesive Means (AREA)
- Dowels (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989132931U JPH067120Y2 (ja) | 1989-11-14 | 1989-11-14 | ロックボルトの掛止具 |
KR2019900017098U KR940002717Y1 (ko) | 1989-11-14 | 1990-11-09 | 로크 볼트의 걸게부재 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989132931U JPH067120Y2 (ja) | 1989-11-14 | 1989-11-14 | ロックボルトの掛止具 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0372999U JPH0372999U (ko) | 1991-07-23 |
JPH067120Y2 true JPH067120Y2 (ja) | 1994-02-23 |
Family
ID=15092847
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1989132931U Expired - Lifetime JPH067120Y2 (ja) | 1989-11-14 | 1989-11-14 | ロックボルトの掛止具 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JPH067120Y2 (ko) |
KR (1) | KR940002717Y1 (ko) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4864991B2 (ja) * | 2009-02-02 | 2012-02-01 | 政和 山本 | 錆こぶ除去装置 |
MX338231B (es) * | 2012-04-19 | 2016-04-08 | Ian A Nazzari | Perno de fijacion. |
-
1989
- 1989-11-14 JP JP1989132931U patent/JPH067120Y2/ja not_active Expired - Lifetime
-
1990
- 1990-11-09 KR KR2019900017098U patent/KR940002717Y1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JPH0372999U (ko) | 1991-07-23 |
KR940002717Y1 (ko) | 1994-04-23 |
KR920009697U (ko) | 1992-06-16 |
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