FR917724A - Poutre repliable et ses diverses applications - Google Patents

Poutre repliable et ses diverses applications

Info

Publication number
FR917724A
FR917724A FR917724DA FR917724A FR 917724 A FR917724 A FR 917724A FR 917724D A FR917724D A FR 917724DA FR 917724 A FR917724 A FR 917724A
Authority
FR
France
Prior art keywords
various applications
folding beam
folding
applications
various
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
Victor Boucher
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 FR917724A publication Critical patent/FR917724A/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G25/00—Shores or struts; Chocks
    • 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)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
FR917724D 1945-07-24 1945-07-24 Poutre repliable et ses diverses applications Expired FR917724A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR917724T 1945-07-24

Publications (1)

Publication Number Publication Date
FR917724A true FR917724A (fr) 1947-01-20

Family

ID=9423974

Family Applications (1)

Application Number Title Priority Date Filing Date
FR917724D Expired FR917724A (fr) 1945-07-24 1945-07-24 Poutre repliable et ses diverses applications

Country Status (1)

Country Link
FR (1) FR917724A (fr)

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