FR2154427B1 - - Google Patents

Info

Publication number
FR2154427B1
FR2154427B1 FR7226671A FR7226671A FR2154427B1 FR 2154427 B1 FR2154427 B1 FR 2154427B1 FR 7226671 A FR7226671 A FR 7226671A FR 7226671 A FR7226671 A FR 7226671A FR 2154427 B1 FR2154427 B1 FR 2154427B1
Authority
FR
France
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
FR7226671A
Other versions
FR2154427A1 (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.)
Gewerkschaft Eisenhutte Westfalia GmbH
Original Assignee
Gewerkschaft Eisenhutte Westfalia 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 Gewerkschaft Eisenhutte Westfalia GmbH filed Critical Gewerkschaft Eisenhutte Westfalia GmbH
Publication of FR2154427A1 publication Critical patent/FR2154427A1/fr
Application granted granted Critical
Publication of FR2154427B1 publication Critical patent/FR2154427B1/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C29/00—Propulsion of machines for slitting or completely freeing the mineral from the seam
    • E21C29/04—Propulsion of machines for slitting or completely freeing the mineral from the seam by cable or chains
    • E21C29/20—Propulsion of machines for slitting or completely freeing the mineral from the seam by cable or chains with safety devices operating in the event of breakage of the cable or chain
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C29/00—Propulsion of machines for slitting or completely freeing the mineral from the seam
    • E21C29/04—Propulsion of machines for slitting or completely freeing the mineral from the seam by cable or chains
    • E21C29/14—Propulsion of machines for slitting or completely freeing the mineral from the seam by cable or chains by haulage cable or chain pulling the machine along the working face
    • E21C29/145—Means for tensioning the haulage chains or cables
FR7226671A 1971-09-30 1972-07-25 Expired FR2154427B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712148818 DE2148818C3 (de) 1971-09-30 1971-09-30 Rücklaufsperre zum Festlegen des Hobelkettenrades eines Hobelantriebs

Publications (2)

Publication Number Publication Date
FR2154427A1 FR2154427A1 (fr) 1973-05-11
FR2154427B1 true FR2154427B1 (fr) 1976-08-13

Family

ID=5821050

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7226671A Expired FR2154427B1 (fr) 1971-09-30 1972-07-25

Country Status (4)

Country Link
BE (1) BE788233A (fr)
DE (1) DE2148818C3 (fr)
FR (1) FR2154427B1 (fr)
GB (1) GB1405128A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3150644A1 (de) * 1981-12-21 1983-06-30 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Kettenruecklaufsperre fuer einen kettenradantrieb, insbesondere einen hobelantrieb

Also Published As

Publication number Publication date
GB1405128A (en) 1975-09-03
DE2148818A1 (de) 1973-04-05
DE2148818C3 (de) 1980-05-14
DE2148818B2 (de) 1979-08-23
FR2154427A1 (fr) 1973-05-11
BE788233A (fr) 1972-12-18

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Legal Events

Date Code Title Description
ST Notification of lapse