GB942408A - Control apparatus for coal-cutting and other machines - Google Patents

Control apparatus for coal-cutting and other machines

Info

Publication number
GB942408A
GB942408A GB230461A GB230461A GB942408A GB 942408 A GB942408 A GB 942408A GB 230461 A GB230461 A GB 230461A GB 230461 A GB230461 A GB 230461A GB 942408 A GB942408 A GB 942408A
Authority
GB
United Kingdom
Prior art keywords
valve
machine
responsive
pump
hydraulic
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
GB230461A
Other languages
English (en)
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.)
Gebr Eickhoff Maschinenfabrik u Eisengiesserei GmbH
Original Assignee
Gebr Eickhoff Maschinenfabrik u Eisengiesserei GmbH
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 Gebr Eickhoff Maschinenfabrik u Eisengiesserei GmbH filed Critical Gebr Eickhoff Maschinenfabrik u Eisengiesserei GmbH
Publication of GB942408A publication Critical patent/GB942408A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C29/00—Propulsion of machines for slitting or completely freeing the mineral from the seam

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Ship Loading And Unloading (AREA)
GB230461A 1960-01-22 1961-01-20 Control apparatus for coal-cutting and other machines Expired GB942408A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEE18791A DE1173048B (de) 1960-01-22 1960-01-22 Verfahren und Vorrichtung zum Regeln der Vorschubgeschwindigkeit hydraulisch betriebener Schraemmaschinen od. dgl.

Publications (1)

Publication Number Publication Date
GB942408A true GB942408A (en) 1963-11-20

Family

ID=7069846

Family Applications (1)

Application Number Title Priority Date Filing Date
GB230461A Expired GB942408A (en) 1960-01-22 1961-01-20 Control apparatus for coal-cutting and other machines

Country Status (2)

Country Link
DE (1) DE1173048B (de)
GB (1) GB942408A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1650755B1 (de) * 1967-12-14 1971-07-08 Demag Kampnagel Gmbh Steuervorrichtung fuer die uebersetzungsein stellung eines hydrostatischen getriebes

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE930506C (de) * 1942-01-23 1955-07-18 Siemens Ag Schraemmaschine
DE833342C (de) * 1950-02-28 1952-03-06 Eickhoff Geb Schraemmaschine mit hydraulischem Zwischengetriebe fuer den Antrieb der Winde und der Schraemarmschwenkvorrichtung

Also Published As

Publication number Publication date
DE1173048B (de) 1964-07-02

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