BE564935A - - Google Patents

Info

Publication number
BE564935A
BE564935A BE564935DA BE564935A BE 564935 A BE564935 A BE 564935A BE 564935D A BE564935D A BE 564935DA BE 564935 A BE564935 A BE 564935A
Authority
BE
Belgium
Prior art keywords
articulation
rings
elements
stops
support
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE564935A publication Critical patent/BE564935A/fr

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
    • E21D11/14—Lining predominantly with metal
    • E21D11/18—Arch members ; Network made of arch members ; Ring elements; Polygon elements; Polygon elements inside arches
    • E21D11/24—Knuckle joints or links between arch members
    • 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
    • E21D15/50—Component parts or details of props
    • E21D15/54—Details of the ends of props

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
BE564935D BE564935A (Direct)

Publications (1)

Publication Number Publication Date
BE564935A true BE564935A (Direct)

Family

ID=185623

Family Applications (1)

Application Number Title Priority Date Filing Date
BE564935D BE564935A (Direct)

Country Status (1)

Country Link
BE (1) BE564935A (Direct)

Similar Documents

Publication Publication Date Title
CA2647375C (fr) Roue retractable pour ski de motoneige
FR2994469A1 (fr) Clapet anti-retour a double disque dote d'une barre de butee a rainure
FR2796109A1 (fr) Dispositif perfectionne de fixation d'un module sur un support de vehicule automobile
CH624728A5 (Direct)
BE1010037A3 (fr) Enclume pour concasseur a impact centrifuge et cercle d'enclumes equipe de telles enclumes.
BE564935A (Direct)
FR2914338A1 (fr) Jambe d'appui ou de stabilisation de structure et structure equipee d'une telle jambe
FR3127263A1 (fr) Assemblage de deux éléments, notamment dans un véhicule
EP2762201B1 (fr) Dispositif d'ancrage mobile pour rail
FR2932284A1 (fr) Articulation cylindrique pour branches de lunettes.
FR2650351A1 (fr) Ecrou a boitier
FR2841002A1 (fr) Charniere elastique pour lunettes
FR2698648A1 (fr) Poutrelle cintrable et coffrages courbes faisant application de telles poutrelles.
BE527928A (Direct)
FR2764953A1 (fr) Dispositif de retenue de broche
EP1087066A1 (fr) Agencement de fixation d'un élément encastrable dans une ouverture d'emplacement d'une plaque de support
FR2944542A1 (fr) Etai de soutien.
EP3019430B1 (fr) Anneau de levage
FR2997121A1 (fr) Dispositif de fixation d'un cadre de cloture, claustra ou similaire a un poteau.
BE420507A (Direct)
FR3074725A1 (fr) Roulette pour meuble
BE495511A (Direct)
BE497166A (Direct)
BE340600A (Direct)
FR2834936A1 (fr) Dispositif de stabilisation de la caisse d'un vehicule routier a moteur, equipe de roues laterales supportees aux extremites d'un essieu