FR1292690A - Dispositif de soutènement formé de deux éléments - Google Patents

Dispositif de soutènement formé de deux éléments

Info

Publication number
FR1292690A
FR1292690A FR865586A FR865586A FR1292690A FR 1292690 A FR1292690 A FR 1292690A FR 865586 A FR865586 A FR 865586A FR 865586 A FR865586 A FR 865586A FR 1292690 A FR1292690 A FR 1292690A
Authority
FR
France
Prior art keywords
elements
supporting device
device formed
supporting
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
FR865586A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SCHWARZ KG HERMANN
Hermann Schwarz KG
Original Assignee
SCHWARZ KG HERMANN
Hermann Schwarz KG
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 by SCHWARZ KG HERMANN, Hermann Schwarz KG filed Critical SCHWARZ KG HERMANN
Priority to FR865586A priority Critical patent/FR1292690A/fr
Application granted granted Critical
Publication of FR1292690A publication Critical patent/FR1292690A/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
    • E21D15/285—Telescopic props with parts held relatively to each other by friction or gripping by means of wedges or wedge combinations
    • 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
    • E21D15/502—Prop bodies characterised by their shape, e.g. of specified cross-section

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)
FR865586A 1961-06-21 1961-06-21 Dispositif de soutènement formé de deux éléments Expired FR1292690A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR865586A FR1292690A (fr) 1961-06-21 1961-06-21 Dispositif de soutènement formé de deux éléments

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR865586A FR1292690A (fr) 1961-06-21 1961-06-21 Dispositif de soutènement formé de deux éléments

Publications (1)

Publication Number Publication Date
FR1292690A true FR1292690A (fr) 1962-05-04

Family

ID=8757705

Family Applications (1)

Application Number Title Priority Date Filing Date
FR865586A Expired FR1292690A (fr) 1961-06-21 1961-06-21 Dispositif de soutènement formé de deux éléments

Country Status (1)

Country Link
FR (1) FR1292690A (fr)

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