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FR1042800A - étai télescopique réglable - Google Patents

étai télescopique réglable

Info

Publication number
FR1042800A
FR1042800A FR1042800DA FR1042800A FR 1042800 A FR1042800 A FR 1042800A FR 1042800D A FR1042800D A FR 1042800DA FR 1042800 A FR1042800 A FR 1042800A
Authority
FR
France
Prior art keywords
adjustable telescopic
telescopic prop
prop
adjustable
telescopic
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
Jean-Marc Breschard
Michel Breschard
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 FR1042800A publication Critical patent/FR1042800A/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
    • E21D15/16—Telescopic props with parts held together by positive means, with or without relative sliding movement when the prop is subject to excessive pressure
    • E21D15/24—Telescopic props with parts held together by positive means, with or without relative sliding movement when the prop is subject to excessive pressure with axial screw-and-nut, rack-and-worm, or like mechanism
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F13/00—Common constructional features or accessories
    • 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
    • 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
    • E04G25/065—Shores or struts; Chocks telescopic with parts held together by positive means by a threaded nut

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Architecture (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
FR1042800D 1951-03-21 1951-03-21 étai télescopique réglable Expired FR1042800A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1042800T 1951-03-21

Publications (1)

Publication Number Publication Date
FR1042800A true FR1042800A (fr) 1953-11-03

Family

ID=9590245

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1042800D Expired FR1042800A (fr) 1951-03-21 1951-03-21 étai télescopique réglable

Country Status (1)

Country Link
FR (1) FR1042800A (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1039971B (de) * 1955-05-16 1958-10-02 Karl Gerlach Zwei- oder mehrteiliger Grubenstempel
NL8001622A (nl) * 1979-03-19 1980-09-23 Ischebeck Friedrich Gmbh Leuningondersteuning.
US4966345A (en) * 1988-06-28 1990-10-30 Etablissement Nanicoba Prop
FR2700814A1 (fr) * 1993-01-22 1994-07-29 Sacem Manchon indémontable pour étai télescopique.
FR3005085A1 (fr) * 2013-04-30 2014-10-31 Godon Sas Element d'extremite pour tour d'etaiement comportant une manette et un organe de support

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1039971B (de) * 1955-05-16 1958-10-02 Karl Gerlach Zwei- oder mehrteiliger Grubenstempel
NL8001622A (nl) * 1979-03-19 1980-09-23 Ischebeck Friedrich Gmbh Leuningondersteuning.
US4966345A (en) * 1988-06-28 1990-10-30 Etablissement Nanicoba Prop
FR2700814A1 (fr) * 1993-01-22 1994-07-29 Sacem Manchon indémontable pour étai télescopique.
FR3005085A1 (fr) * 2013-04-30 2014-10-31 Godon Sas Element d'extremite pour tour d'etaiement comportant une manette et un organe de support

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