FR1056363A - Anchor bar for roof retaining plates or mine tunnel walls, etc. - Google Patents

Anchor bar for roof retaining plates or mine tunnel walls, etc.

Info

Publication number
FR1056363A
FR1056363A FR1056363DA FR1056363A FR 1056363 A FR1056363 A FR 1056363A FR 1056363D A FR1056363D A FR 1056363DA FR 1056363 A FR1056363 A FR 1056363A
Authority
FR
France
Prior art keywords
anchor bar
retaining plates
mine tunnel
tunnel walls
roof retaining
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
French (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.)
Vertrieb und Verkauf A G
Original Assignee
Vertrieb und Verkauf A G
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 Vertrieb und Verkauf A G filed Critical Vertrieb und Verkauf A G
Application granted granted Critical
Publication of FR1056363A publication Critical patent/FR1056363A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • E21D21/008—Anchoring or tensioning means
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Piles And Underground Anchors (AREA)
FR1056363D 1951-03-07 1952-03-03 Anchor bar for roof retaining plates or mine tunnel walls, etc. Expired FR1056363A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH709852X 1951-03-07

Publications (1)

Publication Number Publication Date
FR1056363A true FR1056363A (en) 1954-02-26

Family

ID=4530685

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1056363D Expired FR1056363A (en) 1951-03-07 1952-03-03 Anchor bar for roof retaining plates or mine tunnel walls, etc.

Country Status (4)

Country Link
AT (1) AT180553B (en)
DE (1) DE970521C (en)
FR (1) FR1056363A (en)
GB (1) GB709852A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2970444A (en) * 1958-03-24 1961-02-07 Peter Hewton Expanding wedge type cable or bolt anchor
DE1104471B (en) * 1956-11-05 1961-04-13 Dipl Berging Oskar Eckert Rope anchor
DE1117071B (en) * 1956-01-18 1961-11-16 Sven Hugo Strand Expanding wedge anchor for the pit lining
DE1292448B (en) * 1958-02-12 1969-04-10 Forges Et Boulonneries Hermant Anchor, with shells forming an expansion sleeve
US3456551A (en) * 1966-09-05 1969-07-22 Masuo Ishihara Anchor bolt
US3552258A (en) * 1965-07-20 1971-01-05 Clifford C Warner Bolt anchors

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1146466B (en) * 1952-05-01 1963-04-04 Malcolm Baldridge Expansion anchors, especially for mining
US3139730A (en) * 1955-02-17 1964-07-07 Chester I Williams Rock anchor
DE1240490B (en) * 1963-07-19 1967-05-11 Bergwerksverband Gmbh Expansion anchor for the pit lining
AT354964B (en) * 1978-07-07 1980-02-11 Gd Anker Gmbh & Co Kg SPREADING SLEEVE FOR A SPREADING SLEEVE ANCHOR
AT409785B (en) * 1999-08-06 2002-11-25 Techmo Entw & Vertriebs Gmbh METHOD FOR DETERMINING A SPREADING ANCHOR AND SPREADING ANCHOR

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US527406A (en) * 1894-10-16 Expansion- bolt
US570786A (en) * 1896-11-03 Expansion-bolt
BE462678A (en) * 1940-05-22
DE728528C (en) * 1940-09-11 1942-11-28 Carl Tiefenthal Friction anchors consisting of individual wedge plugs for the pit lining
US2399069A (en) * 1945-04-20 1946-04-23 Roberts K Skinner Bolt anchor

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1117071B (en) * 1956-01-18 1961-11-16 Sven Hugo Strand Expanding wedge anchor for the pit lining
DE1104471B (en) * 1956-11-05 1961-04-13 Dipl Berging Oskar Eckert Rope anchor
DE1292448B (en) * 1958-02-12 1969-04-10 Forges Et Boulonneries Hermant Anchor, with shells forming an expansion sleeve
US2970444A (en) * 1958-03-24 1961-02-07 Peter Hewton Expanding wedge type cable or bolt anchor
US3552258A (en) * 1965-07-20 1971-01-05 Clifford C Warner Bolt anchors
US3456551A (en) * 1966-09-05 1969-07-22 Masuo Ishihara Anchor bolt

Also Published As

Publication number Publication date
AT180553B (en) 1954-12-27
GB709852A (en) 1954-06-02
DE970521C (en) 1958-09-25

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