JPS5648679B2 - - Google Patents
Info
- Publication number
- JPS5648679B2 JPS5648679B2 JP8809079A JP8809079A JPS5648679B2 JP S5648679 B2 JPS5648679 B2 JP S5648679B2 JP 8809079 A JP8809079 A JP 8809079A JP 8809079 A JP8809079 A JP 8809079A JP S5648679 B2 JPS5648679 B2 JP S5648679B2
- Authority
- JP
- Japan
- 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
- E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
- E21C35/08—Guiding the machine
- E21C35/10—Guiding the machine by feelers contacting the working face
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
- E21C35/08—Guiding the machine
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)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8809079A JPS5612495A (en) | 1979-07-13 | 1979-07-13 | Coal mining machine |
| US06/083,871 US4279443A (en) | 1979-07-13 | 1979-10-11 | Mining apparatus |
| AU60059/80A AU6005980A (en) | 1979-07-13 | 1980-07-03 | Sensor means on ranging arm shearer |
| ZA00804159A ZA804159B (en) | 1979-07-13 | 1980-07-10 | A shearer for use in coal or mineral mining |
| US06/245,807 US4351565A (en) | 1979-07-13 | 1981-03-20 | Roof sensing control of shearer in longwall mining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8809079A JPS5612495A (en) | 1979-07-13 | 1979-07-13 | Coal mining machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5612495A JPS5612495A (en) | 1981-02-06 |
| JPS5648679B2 true JPS5648679B2 (US06534493-20030318-C00166.png) | 1981-11-17 |
Family
ID=13933159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8809079A Granted JPS5612495A (en) | 1979-07-13 | 1979-07-13 | Coal mining machine |
Country Status (4)
| Country | Link |
|---|---|
| US (2) | US4279443A (US06534493-20030318-C00166.png) |
| JP (1) | JPS5612495A (US06534493-20030318-C00166.png) |
| AU (1) | AU6005980A (US06534493-20030318-C00166.png) |
| ZA (1) | ZA804159B (US06534493-20030318-C00166.png) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0370986U (US06534493-20030318-C00166.png) * | 1989-11-14 | 1991-07-17 |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2144466B (en) * | 1983-08-02 | 1986-06-25 | Coal Ind | Steering of mining machines |
| JPS60175697A (ja) * | 1984-02-23 | 1985-09-09 | 財団法人石炭技術研究所 | 映像処理方式による岩盤センサ−を有するダブルレンジング・ドラムカツタ |
| JPS6176065A (ja) * | 1984-09-20 | 1986-04-18 | Meidensha Electric Mfg Co Ltd | スイツチング方式直流電源 |
| DE3539263A1 (de) * | 1985-11-06 | 1987-05-14 | Hoelter Heinz | Verfahren zur feststellung der grenzbereiche zwischen kohle und gestein bei walzenschraemmladern und vortriebsmaschinen zur automatischen steuerung derselben |
| JPS6383394A (ja) * | 1986-09-26 | 1988-04-14 | 株式会社三井三池製作所 | 稼行丈制御装置を有するダブルレンジング・ドラムカツタ |
| AU610454B1 (en) * | 1990-03-02 | 1991-05-16 | Mistui Miike Machinery Co., Ltd. | Three-drum shearer having a working height controller |
| JPH0674870B2 (ja) * | 1990-03-27 | 1994-09-21 | 株式会社栗本鐵工所 | 埋設鉄管に外装する防食用被膜 |
| FI117570B (fi) * | 2005-06-29 | 2006-11-30 | Sandvik Tamrock Oy | Menetelmä kallionporauslaitteen paikoittamiseksi porauspaikkaan ja kallionporauslaite |
| US8157330B2 (en) * | 2009-04-30 | 2012-04-17 | Joy Mm Delaware, Inc. | Method and apparatus for maintaining longwall face alignment |
| DE102009030130B9 (de) * | 2009-06-24 | 2011-06-09 | Rag Aktiengesellschaft | Verfahren zur automatisierten Herstellung einer definierten Streböffnung durch neigungsgestützte Radarnavigation der Walze bei einem Walzenschrämlader und eine Vorrichtung hierfür |
| US9587491B2 (en) * | 2010-09-22 | 2017-03-07 | Joy Mm Delaware, Inc. | Guidance system for a mining machine |
| EP2739792B1 (en) | 2011-08-03 | 2017-03-01 | Joy MM Delaware, Inc. | Automated operations of a mining machine |
| GB2533723B (en) | 2013-08-29 | 2019-10-09 | Joy Global Underground Mining Llc | Detecting sump depth of a miner |
| CN104236439B (zh) * | 2014-09-29 | 2017-04-05 | 煤炭科学技术研究院有限公司 | 顶板离层监测装置和方法 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5198603A (US06534493-20030318-C00166.png) * | 1974-04-08 | 1976-08-31 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2316751A (en) * | 1943-04-20 | Landing indicator | ||
| US1349336A (en) * | 1918-02-09 | 1920-08-10 | Charles C Haddock | Aeronautical apparatus |
| US2532104A (en) * | 1945-04-02 | 1950-11-28 | King James Thomas | Aircraft, stabilized and positioned, light apparatus for aerial navigation |
| DE912868C (de) * | 1952-02-16 | 1954-06-03 | Licentia Gmbh | Optische Anzeigevorrichtung |
| DE1226512B (de) * | 1965-06-30 | 1966-10-13 | Eickhoff Geb | Einrichtung zum Abtasten des Hangenden, insbesondere fuer Schraemmaschinen in mannlosen Streben des Untertagebergbaues |
| GB1203362A (en) * | 1967-04-27 | 1970-08-26 | Eickhoff Geb | Improvements in or relating to mining machines |
| GB1165270A (en) * | 1967-05-18 | 1969-09-24 | Anderson Mayor Ltd | Improvements in Mineral Mining Machines |
| GB1273334A (en) * | 1970-01-15 | 1972-05-10 | Coal Industry Patents Ltd | Method of and apparatus for steering a longwall mineral mining machine |
| US3693143A (en) * | 1970-06-22 | 1972-09-19 | Francis V Kennedy | Process and apparatus for facilitating the landing of a vehicle on a landing surface |
| US4072349A (en) * | 1973-12-07 | 1978-02-07 | Coal Industry (Patents) Limited | Steering of mining machines |
-
1979
- 1979-07-13 JP JP8809079A patent/JPS5612495A/ja active Granted
- 1979-10-11 US US06/083,871 patent/US4279443A/en not_active Expired - Lifetime
-
1980
- 1980-07-03 AU AU60059/80A patent/AU6005980A/en not_active Abandoned
- 1980-07-10 ZA ZA00804159A patent/ZA804159B/xx unknown
-
1981
- 1981-03-20 US US06/245,807 patent/US4351565A/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5198603A (US06534493-20030318-C00166.png) * | 1974-04-08 | 1976-08-31 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0370986U (US06534493-20030318-C00166.png) * | 1989-11-14 | 1991-07-17 |
Also Published As
| Publication number | Publication date |
|---|---|
| US4351565A (en) | 1982-09-28 |
| ZA804159B (en) | 1981-07-29 |
| AU6005980A (en) | 1981-01-15 |
| JPS5612495A (en) | 1981-02-06 |
| US4279443A (en) | 1981-07-21 |
