FR580253A - Système d'étançon - Google Patents

Système d'étançon

Info

Publication number
FR580253A
FR580253A FR580253DA FR580253A FR 580253 A FR580253 A FR 580253A FR 580253D A FR580253D A FR 580253DA FR 580253 A FR580253 A FR 580253A
Authority
FR
France
Prior art keywords
support system
support
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
English (en)
Inventor
Charles-Leonard Pelabon
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of FR580253A publication Critical patent/FR580253A/fr
Expired legal-status Critical Current

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
    • E21D15/40—Collar or other support gripped to one or both parts by toggle-action, cam, or other member pivoted or similarly mounted

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)
FR580253D 1924-04-17 1924-04-17 Système d'étançon Expired FR580253A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR580253T 1924-04-17

Publications (1)

Publication Number Publication Date
FR580253A true FR580253A (fr) 1924-11-04

Family

ID=8956655

Family Applications (1)

Application Number Title Priority Date Filing Date
FR580253D Expired FR580253A (fr) 1924-04-17 1924-04-17 Système d'étançon

Country Status (1)

Country Link
FR (1) FR580253A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE971757C (de) * 1944-09-08 1959-03-26 Hubert Thines Mehrteiliger Grubenstempel
DE971973C (de) * 1942-03-31 1959-05-06 Karl Gerlach Mehrteiliger Grubenstempel
EP0494585A2 (fr) * 1991-01-11 1992-07-15 Leif Börje Taraldsson Arrangement de tirants de coffrage pour couler du béton et procédé pour couler un élément en béton

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE971973C (de) * 1942-03-31 1959-05-06 Karl Gerlach Mehrteiliger Grubenstempel
DE971757C (de) * 1944-09-08 1959-03-26 Hubert Thines Mehrteiliger Grubenstempel
EP0494585A2 (fr) * 1991-01-11 1992-07-15 Leif Börje Taraldsson Arrangement de tirants de coffrage pour couler du béton et procédé pour couler un élément en béton
EP0494585A3 (en) * 1991-01-11 1992-11-04 Taraldsson Leif B A clamping and fixing device, form tie and form

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