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FR1533176A - Support hitch - Google Patents

Support hitch

Info

Publication number
FR1533176A
FR1533176A FR4196A FR4196A FR1533176A FR 1533176 A FR1533176 A FR 1533176A FR 4196 A FR4196 A FR 4196A FR 4196 A FR4196 A FR 4196A FR 1533176 A FR1533176 A FR 1533176A
Authority
FR
France
Prior art keywords
support hitch
hitch
support
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
FR4196A
Other languages
French (fr)
Inventor
Josef Welzel
Hans Buell
Alfred Maykemper
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.)
Hemscheidt Hermann Maschinenfabrik GmbH and Co
Hermann Hemscheidit Maschinenfabrik GmbH and Co
Original Assignee
Hemscheidt Hermann Maschinenfabrik GmbH and Co
Hermann Hemscheidit Maschinenfabrik GmbH and Co
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 Hemscheidt Hermann Maschinenfabrik GmbH and Co, Hermann Hemscheidit Maschinenfabrik GmbH and Co filed Critical Hemscheidt Hermann Maschinenfabrik GmbH and Co
Priority to FR4196A priority Critical patent/FR1533176A/en
Application granted granted Critical
Publication of FR1533176A publication Critical patent/FR1533176A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/04—Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
    • E21D23/0409—Aligning or guiding means for the supports or for the constitutive parts of the supports

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Architecture (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
FR4196A 1965-02-03 1965-02-03 Support hitch Expired FR1533176A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR4196A FR1533176A (en) 1965-02-03 1965-02-03 Support hitch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR4196A FR1533176A (en) 1965-02-03 1965-02-03 Support hitch

Publications (1)

Publication Number Publication Date
FR1533176A true FR1533176A (en) 1968-07-19

Family

ID=8569875

Family Applications (1)

Application Number Title Priority Date Filing Date
FR4196A Expired FR1533176A (en) 1965-02-03 1965-02-03 Support hitch

Country Status (1)

Country Link
FR (1) FR1533176A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3987634A (en) * 1975-02-18 1976-10-26 Hermann Hemscheidt Maschinenfabrik Roof-supporting arrangement

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3987634A (en) * 1975-02-18 1976-10-26 Hermann Hemscheidt Maschinenfabrik Roof-supporting arrangement

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