FR1420424A - Têtes tournantes coupantes pour haveuses - Google Patents

Têtes tournantes coupantes pour haveuses

Info

Publication number
FR1420424A
FR1420424A FR988645A FR988645A FR1420424A FR 1420424 A FR1420424 A FR 1420424A FR 988645 A FR988645 A FR 988645A FR 988645 A FR988645 A FR 988645A FR 1420424 A FR1420424 A FR 1420424A
Authority
FR
France
Prior art keywords
cutter
shearers
rotating cutting
cutting heads
sept
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
FR988645A
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.)
Coal Industry Patents Ltd
Original Assignee
Coal Industry Patents Ltd
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 Coal Industry Patents Ltd filed Critical Coal Industry Patents Ltd
Application granted granted Critical
Publication of FR1420424A publication Critical patent/FR1420424A/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C27/00—Machines which completely free the mineral from the seam
    • E21C27/02—Machines which completely free the mineral from the seam solely by slitting
    • 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
    • E21C25/08—Mountings for the rods or drums

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)
  • Shearing Machines (AREA)
FR988645A 1963-09-20 1964-09-18 Têtes tournantes coupantes pour haveuses Expired FR1420424A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3711963A GB1009775A (en) 1963-09-20 1963-09-20 Rotary cutting heads for mining machines

Publications (1)

Publication Number Publication Date
FR1420424A true FR1420424A (fr) 1965-12-10

Family

ID=10393886

Family Applications (1)

Application Number Title Priority Date Filing Date
FR988645A Expired FR1420424A (fr) 1963-09-20 1964-09-18 Têtes tournantes coupantes pour haveuses

Country Status (3)

Country Link
DE (1) DE1203713B (fr)
FR (1) FR1420424A (fr)
GB (1) GB1009775A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004058738A1 (de) 2004-12-06 2006-06-08 Truma Gerätetechnik GmbH & Co. KG Hilfsantrieb für einen Anhänger

Also Published As

Publication number Publication date
GB1009775A (en) 1965-11-10
DE1203713B (de) 1965-10-28

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