FR1373040A - Two-part shoring device - Google Patents

Two-part shoring device

Info

Publication number
FR1373040A
FR1373040A FR69043764A FR69043764A FR1373040A FR 1373040 A FR1373040 A FR 1373040A FR 69043764 A FR69043764 A FR 69043764A FR 69043764 A FR69043764 A FR 69043764A FR 1373040 A FR1373040 A FR 1373040A
Authority
FR
France
Prior art keywords
shoring device
shoring
part shoring
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
FR69043764A
Other languages
French (fr)
Inventor
Herbert Hassdenteufel
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
Priority to FR69043764A priority Critical patent/FR1373040A/en
Application granted granted Critical
Publication of FR1373040A publication Critical patent/FR1373040A/en
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
    • E21D15/36—Telescopic props with parts held relatively to each other by friction or gripping by a tiltable collar surrounding one or both parts

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)
FR69043764A 1963-06-20 1963-06-20 Two-part shoring device Expired FR1373040A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR69043764A FR1373040A (en) 1963-06-20 1963-06-20 Two-part shoring device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR69043764A FR1373040A (en) 1963-06-20 1963-06-20 Two-part shoring device

Publications (1)

Publication Number Publication Date
FR1373040A true FR1373040A (en) 1964-09-25

Family

ID=8596853

Family Applications (1)

Application Number Title Priority Date Filing Date
FR69043764A Expired FR1373040A (en) 1963-06-20 1963-06-20 Two-part shoring device

Country Status (1)

Country Link
FR (1) FR1373040A (en)

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