FR1184796A - Haver with cutting cylinder that can turn in both directions - Google Patents

Haver with cutting cylinder that can turn in both directions

Info

Publication number
FR1184796A
FR1184796A FR1184796DA FR1184796A FR 1184796 A FR1184796 A FR 1184796A FR 1184796D A FR1184796D A FR 1184796DA FR 1184796 A FR1184796 A FR 1184796A
Authority
FR
France
Prior art keywords
haver
directions
turn
cutting cylinder
cutting
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.)
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
Application granted granted Critical
Publication of FR1184796A publication Critical patent/FR1184796A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
    • E21C25/06—Machines slitting solely by one or more cutting rods or cutting drums which rotate, move through the seam, and may or may not reciprocate

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)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
FR1184796D 1956-11-28 1957-10-18 Haver with cutting cylinder that can turn in both directions Expired FR1184796A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE845322X 1956-11-28

Publications (1)

Publication Number Publication Date
FR1184796A true FR1184796A (en) 1959-07-24

Family

ID=6774770

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1184796D Expired FR1184796A (en) 1956-11-28 1957-10-18 Haver with cutting cylinder that can turn in both directions

Country Status (3)

Country Link
BE (1) BE562037A (en)
FR (1) FR1184796A (en)
GB (1) GB845322A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012051803A1 (en) * 2010-10-23 2012-04-26 Li Shiqing Composite rotary-cutting mining machine
CN103233731B (en) * 2013-04-15 2015-04-22 中国神华能源股份有限公司 Coal cutting method with multiple demonstration knifes

Also Published As

Publication number Publication date
GB845322A (en) 1960-08-17
BE562037A (en)

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