NL87735C - - Google Patents
Info
- Publication number
- NL87735C NL87735C NL87735DA NL87735C NL 87735 C NL87735 C NL 87735C NL 87735D A NL87735D A NL 87735DA NL 87735 C NL87735 C NL 87735C
- Authority
- NL
- Netherlands
Links
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
- F16B13/00—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose
- F16B13/04—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front
- F16B13/08—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front with separate or non-separate gripping parts moved into their final position in relation to the body of the device without further manual operation
- F16B13/0825—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front with separate or non-separate gripping parts moved into their final position in relation to the body of the device without further manual operation with a locking element, e.g. sleeve, ring or key co-operating with a cammed or eccentrical surface of the dowel body
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
- E21D21/008—Anchoring or tensioning means
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)
- Joining Of Building Structures In Genera (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL809987X | 1956-04-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL87735C true NL87735C (en) | 1900-01-01 |
Family
ID=19836816
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL87735D NL87735C (en) | 1956-04-06 | ||
| NL206065D NL206065A (en) | 1956-04-06 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL206065D NL206065A (en) | 1956-04-06 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE558463A (en) |
| FR (1) | FR1170573A (en) |
| GB (1) | GB809987A (en) |
| NL (2) | NL206065A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2438760A1 (en) * | 1978-10-13 | 1980-05-09 | Lugt Gerrit V D | Self locking anchoring bolt - has elongated locking element with inclined head in recess of bolt shaft (NL 31.10.78) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3427919A (en) * | 1966-06-07 | 1969-02-18 | Wej It Expansion Products Inc | Wedge expansion device |
| US3478640A (en) * | 1968-02-19 | 1969-11-18 | Elders G W | Roof bolt connection |
| DE2657353A1 (en) * | 1976-12-17 | 1978-06-29 | Hilti Ag | EXPANSION DOWEL |
| NL164369C (en) * | 1977-04-27 | 1980-12-15 | Gerrit Willem Van Der Lugt | SELF-SECURING ANCHOR BOLT. |
| US4162133A (en) * | 1977-09-21 | 1979-07-24 | The Eastern Company | Resin reinforced expansion anchor and method of installation |
| USRE31776E (en) * | 1977-09-21 | 1984-12-25 | The Eastern Company | Resin reinforced expansion anchor and method of installation |
| DE3018875A1 (en) * | 1980-05-16 | 1981-11-26 | Hilti AG, 9494 Schaan | FASTENING ELEMENT |
| DE3346214A1 (en) * | 1983-12-21 | 1985-07-11 | Hilti Ag, Schaan | Expanding dowel having an anchor bolt and expanding shell |
| DE3442384A1 (en) * | 1984-11-20 | 1986-05-22 | Hilti Ag, Schaan | SPREADING DOWEL |
| DE4433918A1 (en) * | 1994-04-21 | 1995-10-26 | Fischer Artur Werke Gmbh | Fastening element with expansion element |
| DE4423234A1 (en) * | 1994-07-02 | 1996-01-04 | Fischer Artur Werke Gmbh | Fastener |
| US5885031A (en) * | 1997-12-08 | 1999-03-23 | White; Claude | Mine roof bolt anchor |
| CN104676227A (en) * | 2015-02-12 | 2015-06-03 | 鸡西龙辰节能科技有限公司 | Rapid disassembling and fixing device and fixing and recovering method for recoverable mine equipment |
-
0
- NL NL87735D patent/NL87735C/xx active
- NL NL206065D patent/NL206065A/xx unknown
- BE BE558463D patent/BE558463A/xx unknown
-
1957
- 1957-04-02 GB GB10774/57A patent/GB809987A/en not_active Expired
- 1957-04-03 FR FR1170573D patent/FR1170573A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2438760A1 (en) * | 1978-10-13 | 1980-05-09 | Lugt Gerrit V D | Self locking anchoring bolt - has elongated locking element with inclined head in recess of bolt shaft (NL 31.10.78) |
Also Published As
| Publication number | Publication date |
|---|---|
| GB809987A (en) | 1959-03-04 |
| BE558463A (en) | |
| FR1170573A (en) | 1959-01-15 |
| NL206065A (en) |