BE505173A - - Google Patents
Info
- Publication number
- BE505173A BE505173A BE505173DA BE505173A BE 505173 A BE505173 A BE 505173A BE 505173D A BE505173D A BE 505173DA BE 505173 A BE505173 A BE 505173A
- Authority
- BE
- Belgium
- Prior art keywords
- wedge
- clamping
- counter
- support
- loosening
- Prior art date
Links
- 230000037431 insertion Effects 0.000 claims description 2
- 238000003780 insertion Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 8
- 239000006185 dispersion Substances 0.000 description 3
- 125000006850 spacer group Chemical group 0.000 description 3
- 239000000470 constituent Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/14—Telescopic props
- E21D15/28—Telescopic props with parts held relatively to each other by friction or gripping
- E21D15/285—Telescopic props with parts held relatively to each other by friction or gripping by means of wedges or wedge combinations
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Clamps And Clips (AREA)
Publications (1)
Publication Number | Publication Date |
---|---|
BE505173A true BE505173A (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html) |
Family
ID=145792
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE505173D BE505173A (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html) |
Country Status (1)
Country | Link |
---|---|
BE (1) | BE505173A (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html) |
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0
- BE BE505173D patent/BE505173A/fr unknown