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
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)
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)
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)
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 |
-
1974
- 1974-02-02 GB GB4927/74A patent/GB1500904A/en not_active Expired
-
1975
- 1975-01-01 AR AR257494A patent/AR205456A1/es active
- 1975-01-27 IN IN146/CAL/1975A patent/IN141413B/en unknown
- 1975-01-28 CA CA218,774A patent/CA1013374A/en not_active Expired
- 1975-01-29 BE BE2054112A patent/BE824895A/xx not_active IP Right Cessation
- 1975-01-29 ZA ZA00750588A patent/ZA75588B/xx unknown
- 1975-01-31 US US05/546,041 patent/US4006937A/en not_active Expired - Lifetime
- 1975-01-31 SU SU752105751A patent/SU692581A3/ru active
- 1975-01-31 HU HU75PE00000944A patent/HU171651B/hu unknown
- 1975-01-31 FR FR7503106A patent/FR2273203B3/fr not_active Expired
- 1975-02-01 PL PL1975177758A patent/PL93531B1/pl unknown
- 1975-02-03 ES ES434408A patent/ES434408A1/es not_active Expired
- 1975-02-03 CS CS75680A patent/CS212297B2/cs unknown
- 1975-02-03 DE DE19752504421 patent/DE2504421A1/de not_active Ceased
- 1975-02-03 JP JP50013490A patent/JPS50114304A/ja active Pending
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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