BE490894A - - Google Patents

Info

Publication number
BE490894A
BE490894A BE490894DA BE490894A BE 490894 A BE490894 A BE 490894A BE 490894D A BE490894D A BE 490894DA BE 490894 A BE490894 A BE 490894A
Authority
BE
Belgium
Prior art keywords
tube
construction according
tubes
screw
construction
Prior art date
Application number
Other languages
English (en)
French (fr)
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.)
Publication of BE490894A publication Critical patent/BE490894A/fr

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
    • E04G25/04—Shores or struts; Chocks telescopic
    • 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
    • E04G25/04—Shores or struts; Chocks telescopic
    • E04G25/06—Shores or struts; Chocks telescopic with parts held together by positive means
    • E04G25/061—Shores or struts; Chocks telescopic with parts held together by positive means by pins
    • 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
    • E04G25/04—Shores or struts; Chocks telescopic
    • E04G25/08—Shores or struts; Chocks telescopic with parts held relatively to each other by friction or gripping
    • 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
    • E21D15/32—Telescopic props with parts held relatively to each other by friction or gripping by a deformable collar or clamping means applied symmetrically inside a locking ring
    • E21D15/325—Telescopic props with parts held relatively to each other by friction or gripping by a deformable collar or clamping means applied symmetrically inside a locking ring by a clamping ring

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Civil Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Supports For Pipes And Cables (AREA)
BE490894D 1948-09-08 BE490894A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH992041X 1948-09-08

Publications (1)

Publication Number Publication Date
BE490894A true BE490894A (de)

Family

ID=4551823

Family Applications (1)

Application Number Title Priority Date Filing Date
BE490894D BE490894A (de) 1948-09-08

Country Status (2)

Country Link
BE (1) BE490894A (de)
FR (1) FR992041A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1559330B1 (de) * 1965-08-20 1970-10-22 Fritz Fuchs Vorrichtung zum Abstuetzen von Dacheindeckungsplatten
CA1043082A (en) * 1975-07-25 1978-11-28 Aluma Building Systems Incorporated Extension leg for trusses for concrete forming structures and the like
FR2362073A1 (fr) * 1976-03-29 1978-03-17 Self Lock Echafaudages Procede pour la fabrication de verins telescopiques du type a vis et verin en resultant
US5400994A (en) * 1991-01-22 1995-03-28 Dyckerhoff & Widmann Ag Of Munich Yieldable roof support system

Also Published As

Publication number Publication date
FR992041A (fr) 1951-10-12

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