FR85312E - Hydraulic support hitch for underground support - Google Patents

Hydraulic support hitch for underground support

Info

Publication number
FR85312E
FR85312E FR955980A FR955980A FR85312E FR 85312 E FR85312 E FR 85312E FR 955980 A FR955980 A FR 955980A FR 955980 A FR955980 A FR 955980A FR 85312 E FR85312 E FR 85312E
Authority
FR
France
Prior art keywords
support
hitch
underground
hydraulic
hydraulic 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
FR955980A
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.)
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 FR955980A priority Critical patent/FR85312E/en
Application granted granted Critical
Publication of FR85312E publication Critical patent/FR85312E/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
    • E21D23/0052—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor with advancing shifting devices connected therewith

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
FR955980A 1963-12-04 1963-12-04 Hydraulic support hitch for underground support Expired FR85312E (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR955980A FR85312E (en) 1963-12-04 1963-12-04 Hydraulic support hitch for underground support

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR955980A FR85312E (en) 1963-12-04 1963-12-04 Hydraulic support hitch for underground support

Publications (1)

Publication Number Publication Date
FR85312E true FR85312E (en) 1965-07-23

Family

ID=8818061

Family Applications (1)

Application Number Title Priority Date Filing Date
FR955980A Expired FR85312E (en) 1963-12-04 1963-12-04 Hydraulic support hitch for underground support

Country Status (1)

Country Link
FR (1) FR85312E (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2539810A1 (en) * 1983-01-25 1984-07-27 Manche Atel Chantiers Lemniscate-type movable supporting chock with a base made of two elements which can slide independently of each other

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2539810A1 (en) * 1983-01-25 1984-07-27 Manche Atel Chantiers Lemniscate-type movable supporting chock with a base made of two elements which can slide independently of each other

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