FR2449779A1 - Element de fixation en forme de tuyau - Google Patents

Element de fixation en forme de tuyau

Info

Publication number
FR2449779A1
FR2449779A1 FR8003719A FR8003719A FR2449779A1 FR 2449779 A1 FR2449779 A1 FR 2449779A1 FR 8003719 A FR8003719 A FR 8003719A FR 8003719 A FR8003719 A FR 8003719A FR 2449779 A1 FR2449779 A1 FR 2449779A1
Authority
FR
France
Prior art keywords
pipe
fixing element
shaped fixing
equal
fixing
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.)
Granted
Application number
FR8003719A
Other languages
English (en)
Other versions
FR2449779B1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
VISH MINNO GEOLOSHKI INST
Original Assignee
VISH MINNO GEOLOSHKI INST
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 by VISH MINNO GEOLOSHKI INST filed Critical VISH MINNO GEOLOSHKI INST
Publication of FR2449779A1 publication Critical patent/FR2449779A1/fr
Application granted granted Critical
Publication of FR2449779B1 publication Critical patent/FR2449779B1/fr
Granted legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
    • E02D5/74—Means for anchoring structural elements or bulkheads
    • E02D5/80—Ground anchors
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
    • E21D21/0026—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts
    • E21D21/004—Bolts held in the borehole by friction all along their length, without additional fixing means

Landscapes

  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Piles And Underground Anchors (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
  • Thiazole And Isothizaole Compounds (AREA)

Abstract

CET ELEMENT DE FIXATION OU D'ANCRAGE COMPREND UN CORPS TUBULAIRE 1 RELATIVEMENT MINCE, DONT LA PARTIE ANTERIEURE 2 FORME UN GUIDE AYANT UNE SECTION CIRCULAIRE, ET DONT LA PARTIE ARRIERE 3 PRESENTE UNE SECTION OVALE, LES PERIMETRES DE CES DEUX PARTIES ETANT EGAUX ET, EN MEME TEMPS, EGAUX AU PERIMETRE DU TROU DE FIXATION. IL EST UTILISE POUR AUGMENTER LA RESISTANCE DES ROCHERS.
FR8003719A 1979-02-20 1980-02-20 Element de fixation en forme de tuyau Granted FR2449779A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BG7942572A BG32663A1 (en) 1979-02-20 1979-02-20 Pipe anker

Publications (2)

Publication Number Publication Date
FR2449779A1 true FR2449779A1 (fr) 1980-09-19
FR2449779B1 FR2449779B1 (fr) 1984-04-13

Family

ID=3905674

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8003719A Granted FR2449779A1 (fr) 1979-02-20 1980-02-20 Element de fixation en forme de tuyau

Country Status (11)

Country Link
AT (1) AT370210B (fr)
BG (1) BG32663A1 (fr)
CS (1) CS237953B1 (fr)
DD (1) DD160886A3 (fr)
DE (1) DE3004540A1 (fr)
FR (1) FR2449779A1 (fr)
GB (1) GB2048983B (fr)
PL (1) PL221885A1 (fr)
RO (1) RO82092A (fr)
SE (1) SE8000930L (fr)
SU (1) SU1063940A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4322183A (en) * 1980-03-07 1982-03-30 Armand Ciavatta Friction rock stabilizer and installation lubricating cement apparatus and method
BG39739A1 (en) * 1984-09-26 1986-08-15 Nikolaev Tube fastener
US4650373A (en) * 1985-11-14 1987-03-17 Seegmiller Ben L Rock bolt construction and installation

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3665719A (en) * 1969-05-28 1972-05-30 Atlantic Richfield Co Apparatus for counterstressing in situ rock for support of underground openings

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3665719A (en) * 1969-05-28 1972-05-30 Atlantic Richfield Co Apparatus for counterstressing in situ rock for support of underground openings

Also Published As

Publication number Publication date
GB2048983A (en) 1980-12-17
SE8000930L (sv) 1980-08-21
DD160886A3 (de) 1984-06-13
GB2048983B (en) 1982-12-01
ATA62980A (de) 1982-07-15
FR2449779B1 (fr) 1984-04-13
AT370210B (de) 1983-03-10
DE3004540C2 (fr) 1988-03-10
BG32663A1 (en) 1982-09-15
SU1063940A1 (ru) 1983-12-30
CS237953B1 (en) 1985-11-13
DE3004540A1 (de) 1980-08-28
RO82092B (ro) 1983-06-30
RO82092A (fr) 1983-07-07
PL221885A1 (fr) 1980-11-17

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Legal Events

Date Code Title Description
ST Notification of lapse