GB1227216A - - Google Patents
Info
- Publication number
- GB1227216A GB1227216A GB1227216DA GB1227216A GB 1227216 A GB1227216 A GB 1227216A GB 1227216D A GB1227216D A GB 1227216DA GB 1227216 A GB1227216 A GB 1227216A
- Authority
- GB
- United Kingdom
- Prior art keywords
- wheels
- rail
- engage
- flange
- hydraulic rams
- 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
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract 1
- 239000011707 mineral Substances 0.000 abstract 1
- 238000005065 mining Methods 0.000 abstract 1
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
- E21C29/22—Propulsion of machines for slitting or completely freeing the mineral from the seam by wheels, endless tracks or the like
-
- 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
- E21C35/12—Guiding the machine along a conveyor for the cut material
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)
- Rollers For Roller Conveyors For Transfer (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2961068 | 1968-06-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1227216A true GB1227216A (fr) | 1971-04-07 |
Family
ID=10294282
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1227216D Expired GB1227216A (fr) | 1968-06-21 | 1968-06-21 |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB1227216A (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4451090A (en) * | 1981-04-25 | 1984-05-29 | Gebr. Eickhoff Maschinenfabrik Und Eisengiesserei M.B.H. | Advancing apparatus for coal-mining machine in underground mine |
GB2222393A (en) * | 1987-08-20 | 1990-03-07 | Ture Hedstroem | A good transporter |
-
1968
- 1968-06-21 GB GB1227216D patent/GB1227216A/en not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4451090A (en) * | 1981-04-25 | 1984-05-29 | Gebr. Eickhoff Maschinenfabrik Und Eisengiesserei M.B.H. | Advancing apparatus for coal-mining machine in underground mine |
GB2222393A (en) * | 1987-08-20 | 1990-03-07 | Ture Hedstroem | A good transporter |
GB2222393B (en) * | 1987-08-20 | 1992-06-17 | Ture Hedstroem | A goods transporter |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PLNP | Patent lapsed through nonpayment of renewal fees |