FR1301502A - étai tubulaire - Google Patents

étai tubulaire

Info

Publication number
FR1301502A
FR1301502A FR17866A FR59017866A FR1301502A FR 1301502 A FR1301502 A FR 1301502A FR 17866 A FR17866 A FR 17866A FR 59017866 A FR59017866 A FR 59017866A FR 1301502 A FR1301502 A FR 1301502A
Authority
FR
France
Prior art keywords
tubular prop
prop
tubular
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
FR17866A
Other languages
English (en)
Inventor
Georges Henri Piat
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 FR17866A priority Critical patent/FR1301502A/fr
Application granted granted Critical
Publication of FR1301502A publication Critical patent/FR1301502A/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
    • 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
    • E04G25/061—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
    • E04G25/06—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
    • 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
    • E21D15/54—Details of the ends of props
    • 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
    • E04G2025/006—Heads therefor, e.g. pivotable

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)
FR17866A 1961-08-16 1961-08-16 étai tubulaire Expired FR1301502A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR17866A FR1301502A (fr) 1961-08-16 1961-08-16 étai tubulaire

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR17866A FR1301502A (fr) 1961-08-16 1961-08-16 étai tubulaire

Publications (1)

Publication Number Publication Date
FR1301502A true FR1301502A (fr) 1962-08-17

Family

ID=8579382

Family Applications (1)

Application Number Title Priority Date Filing Date
FR17866A Expired FR1301502A (fr) 1961-08-16 1961-08-16 étai tubulaire

Country Status (1)

Country Link
FR (1) FR1301502A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1992011427A1 (fr) * 1990-12-24 1992-07-09 Christopher Sean Jennings Element de support
ES2224889A1 (es) * 2004-06-03 2005-03-01 Ingenieria De Encofrados Y Servicios, S.L. Puntal para obras.

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1992011427A1 (fr) * 1990-12-24 1992-07-09 Christopher Sean Jennings Element de support
ES2224889A1 (es) * 2004-06-03 2005-03-01 Ingenieria De Encofrados Y Servicios, S.L. Puntal para obras.
EP1602791A3 (fr) * 2004-06-03 2007-01-10 Ingenieria de Encofrados y Servicios, S.L. Etai pour travaux de construction
ES2270737A1 (es) * 2004-06-03 2007-04-01 Ingenieria De Encofrados Y Servicios, S.L. Mejoras en el objeto de la patente principal 200401355 por: puntal para obras.

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