BE400267A - - Google Patents
Info
- Publication number
- BE400267A BE400267A BE400267DA BE400267A BE 400267 A BE400267 A BE 400267A BE 400267D A BE400267D A BE 400267DA BE 400267 A BE400267 A BE 400267A
- Authority
- BE
- Belgium
- Prior art keywords
- wedge
- prop
- strut
- housing
- lock
- Prior art date
Links
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 |
|---|---|
| BE400267A true BE400267A (instruction) |
Family
ID=66414
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE400267D BE400267A (instruction) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE400267A (instruction) |
-
0
- BE BE400267D patent/BE400267A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0161190B1 (fr) | Dispositif d'ancrage à élément articulé ayant une forme coudée | |
| CA2060841A1 (fr) | Dispositif pour le maintien provisoire d'un organe de levage sur une surface metallique de coffrage pendant les phases de coulee et de prise du beton d'un element en beton prefabrique | |
| FR2578906A1 (fr) | Dispositif de soutenement du toit pour mines et procede et outil pour sa mise en place | |
| BE415622A (fr) | étançon pour mine | |
| EP2430244B1 (fr) | Pieu d'ancrage | |
| BE400267A (instruction) | ||
| BE493039A (fr) | serrure pour etançons de mines | |
| BE490915A (fr) | Etancon de mine, en fer | |
| BE447465A (instruction) | ||
| FR2580367A1 (fr) | Coupleur-decoupleur a verrouillage de securite et a ouverture assistee par verin | |
| BE491569A (instruction) | ||
| BE509749A (instruction) | ||
| BE402685A (instruction) | ||
| FR1333322A (fr) | Perfectionnements aux mors de serrage pour tirants d'arrêt de coffrages et analogues | |
| BE499942A (instruction) | ||
| BE492154A (instruction) | ||
| BE494573A (instruction) | ||
| BE559152A (instruction) | ||
| BE475055A (instruction) | ||
| BE365330A (instruction) | ||
| BE447038A (instruction) | ||
| CH170707A (fr) | Etai pour travaux de construction et de terrassement. | |
| BE502676A (instruction) | ||
| BE498052A (instruction) | ||
| BE535460A (instruction) |