BE504363A - - Google Patents
Info
- Publication number
- BE504363A BE504363A BE504363DA BE504363A BE 504363 A BE504363 A BE 504363A BE 504363D A BE504363D A BE 504363DA BE 504363 A BE504363 A BE 504363A
- Authority
- BE
- Belgium
- Prior art keywords
- wedge
- openings
- friction
- locking device
- strips
- Prior art date
Links
- 238000005461 lubrication Methods 0.000 claims description 8
- 230000001050 lubricating effect Effects 0.000 description 6
- 239000002184 metal Substances 0.000 description 4
- 239000000314 lubricant Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000004519 grease Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 239000002023 wood Substances 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
- E21D15/42—Telescopic props with parts held relatively to each other by friction or gripping with special parts to influence the friction
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)
- Connection Of Plates (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE504363A true BE504363A (cs) |
Family
ID=145242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE504363D BE504363A (cs) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE504363A (cs) |
-
0
- BE BE504363D patent/BE504363A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0220968B1 (fr) | Treuil hydraulique linéaire à fonctionnement continu | |
| FR2736948A1 (fr) | Batardeau de rivage | |
| FR2905428A1 (fr) | Verin hydraulique a verrouillage automatique | |
| FR2464762A1 (fr) | Mandrin hydraulique expansible pour le cintrage de tubes | |
| BE504363A (cs) | ||
| FR2646151A1 (fr) | Bloc de serrage a machoires auto-serreuses, notamment pour treuil hydraulique lineaire | |
| FR2762625A1 (fr) | Couche intermediaire pour l'espacement en hauteur et le support de rails longs ainsi que train de chargement de rails pour ceux-ci | |
| FR2583844A1 (fr) | Verin applicable a l'ouverture et a la fermeture notamment des exutoires de fumee | |
| EP2424624A1 (fr) | Dispositif d'ouverture d'une porte tirante par poussee | |
| FR2572313A1 (fr) | Cylindre de laminoir a enveloppe deformable | |
| BE444989A (cs) | ||
| FR2891181A1 (fr) | Dispositf pour la fente de buches | |
| BE491569A (cs) | ||
| EP0264366A1 (fr) | Cylindre de laminoir a enveloppe deformable. | |
| FR2759122A1 (fr) | Verin a puissance et vitesse variables | |
| BE424621A (cs) | ||
| BE503038A (cs) | ||
| FR3046824A1 (fr) | Ralentisseur progressif de fin de course et demarreur progressif de debut de course pour verin hydraulique | |
| BE501284A (cs) | ||
| BE346107A (cs) | ||
| BE514350A (cs) | ||
| BE420507A (cs) | ||
| BE537609A (cs) | ||
| BE455599A (cs) | ||
| BE535254A (cs) |