ES434408A1 - Perfeccionamiento en las maquinas de extraccion de mine- ral. - Google Patents

Perfeccionamiento en las maquinas de extraccion de mine- ral.

Info

Publication number
ES434408A1
ES434408A1 ES434408A ES434408A ES434408A1 ES 434408 A1 ES434408 A1 ES 434408A1 ES 434408 A ES434408 A ES 434408A ES 434408 A ES434408 A ES 434408A ES 434408 A1 ES434408 A1 ES 434408A1
Authority
ES
Spain
Prior art keywords
mines
carriage
chain
carriage especially
moves
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
ES434408A
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.)
PERARD ENG Ltd
Original Assignee
PERARD ENG 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 PERARD ENG Ltd filed Critical PERARD ENG Ltd
Publication of ES434408A1 publication Critical patent/ES434408A1/es
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
    • E21C29/04—Propulsion of machines for slitting or completely freeing the mineral from the seam by cable or chains
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/19—Gearing
    • Y10T74/19642—Directly cooperating gears
    • Y10T74/1967—Rack and pinion

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)
  • Transmission Devices (AREA)
  • Chain Conveyers (AREA)
  • Framework For Endless Conveyors (AREA)
  • Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
ES434408A 1974-02-02 1975-02-03 Perfeccionamiento en las maquinas de extraccion de mine- ral. Expired ES434408A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4927/74A GB1500904A (en) 1974-02-02 1974-02-02 Carriage especially for use in mines

Publications (1)

Publication Number Publication Date
ES434408A1 true ES434408A1 (es) 1976-12-01

Family

ID=9786486

Family Applications (1)

Application Number Title Priority Date Filing Date
ES434408A Expired ES434408A1 (es) 1974-02-02 1975-02-03 Perfeccionamiento en las maquinas de extraccion de mine- ral.

Country Status (15)

Country Link
US (1) US4006937A (es)
JP (1) JPS50114304A (es)
AR (1) AR205456A1 (es)
BE (1) BE824895A (es)
CA (1) CA1013374A (es)
CS (1) CS212297B2 (es)
DE (1) DE2504421A1 (es)
ES (1) ES434408A1 (es)
FR (1) FR2273203B3 (es)
GB (1) GB1500904A (es)
HU (1) HU171651B (es)
IN (1) IN141413B (es)
PL (1) PL93531B1 (es)
SU (1) SU692581A3 (es)
ZA (1) ZA75588B (es)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2552085C3 (de) * 1975-11-20 1988-02-11 Gebr. Eickhoff Maschinenfabrik U. Eisengiesserei Mbh, 4630 Bochum Walzenschrämmaschine
JPS5348801Y2 (es) * 1976-08-31 1978-11-22
DE2709153C3 (de) * 1977-03-03 1984-08-02 Gebr. Eickhoff Maschinenfabrik U. Eisengiesserei Mbh, 4630 Bochum Zahnstange für Gewinnungsmaschinen des Untertagebergbaues, insbesondere für Walzenschrämmaschinen
US4240665A (en) * 1977-12-20 1980-12-23 Perard Engineering Limited Conveyor mounted vehicle
PL204808A1 (pl) * 1978-02-22 1979-11-19 Ts Osrodek P K Maszyn Gorniczy Urzadzenie do napedzania maszyny gorniczej
PL113251B1 (en) * 1978-02-22 1980-11-29 Ts Osrodek P K Maszyn Gorniczy Driving arrangement for a mining machine
CS222182B2 (en) * 1978-07-24 1983-05-27 Politechnika Slaska Im Wincent Facility for safe suiding the pulling chain mainly by shifting the drum shearing machine in the coal mine
DE2850187C2 (de) * 1978-11-18 1981-10-01 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 4200 Oberhausen Kratzkettenförderer mit Zahnstange für den kettenlosen Vorschub von Gewinnungsmaschinen
DE2908828C2 (de) * 1979-03-07 1984-03-08 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Kettenwirbel für die Zugkette einer Kohlengewinnungsmaschine im untertägigen Bergbau
US4481005A (en) * 1982-09-16 1984-11-06 Mcdonnell Douglas Corporation Chain drive system
GB8629096D0 (en) * 1986-12-05 1987-01-14 Mining Supplies Longwall Ltd Mining machinery haulage system
US5536073A (en) * 1995-05-08 1996-07-16 Kennametal Inc. Road milling drum assembly and method of milling
DE202007001277U1 (de) * 2007-01-23 2008-03-13 Dbt Gmbh Führungsschuh für einen Walzenlader und Verschleißeinsätze für Führungsschuhe
CN102128032B (zh) * 2011-01-18 2013-02-20 王银虎 存转岩煤车
CN104481530A (zh) * 2014-11-11 2015-04-01 三一重型装备有限公司 采煤机及其牵引箱

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB970275A (en) * 1961-10-05 1964-09-16 Farrer William E Ltd Improvements in or relating to travelling gantry structures and the like
US3399578A (en) * 1966-09-19 1968-09-03 Lockheed Aircraft Corp Power transmission mechanism
FR2089605A5 (es) * 1970-11-14 1972-01-07 Gewerk Eisenhuette Westfalia
US3824871A (en) * 1973-02-22 1974-07-23 L Loesch Drive for bunk feeder
US3879088A (en) * 1973-09-13 1975-04-22 Jr George Sodder Longwall mining system

Also Published As

Publication number Publication date
IN141413B (es) 1977-02-26
AR205456A1 (es) 1976-05-07
GB1500904A (en) 1978-02-15
HU171651B (hu) 1978-02-28
AU7779875A (en) 1976-08-05
PL93531B1 (es) 1977-06-30
US4006937A (en) 1977-02-08
JPS50114304A (es) 1975-09-08
BE824895A (fr) 1975-05-15
DE2504421A1 (de) 1975-08-07
SU692581A3 (ru) 1979-10-15
ZA75588B (en) 1976-01-28
CA1013374A (en) 1977-07-05
FR2273203A1 (es) 1975-12-26
CS212297B2 (en) 1982-03-26
FR2273203B3 (es) 1977-10-21

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