JPS4834641B1 - - Google Patents
Info
- Publication number
- JPS4834641B1 JPS4834641B1 JP43050631A JP5063168A JPS4834641B1 JP S4834641 B1 JPS4834641 B1 JP S4834641B1 JP 43050631 A JP43050631 A JP 43050631A JP 5063168 A JP5063168 A JP 5063168A JP S4834641 B1 JPS4834641 B1 JP S4834641B1
- 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.)
- Pending
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/04—Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
- E21D23/0409—Aligning or guiding means for the supports or for the constitutive parts of the supports
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Escalators And Moving Walkways (AREA)
- Lining And Supports For Tunnels (AREA)
- Chain Conveyers (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3321867 | 1967-07-19 | ||
| GB3850967A GB1222204A (en) | 1967-07-19 | 1967-07-19 | Advancing mine roof supports |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4834641B1 true JPS4834641B1 (es) | 1973-10-23 |
Family
ID=26261771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP43050631A Pending JPS4834641B1 (es) | 1967-07-19 | 1968-07-19 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3525227A (es) |
| JP (1) | JPS4834641B1 (es) |
| DE (1) | DE1758675B1 (es) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1394675A (en) * | 1971-07-16 | 1975-05-21 | Gullick Dobson Ltd | Mine roof support systems |
| GB1472552A (en) * | 1974-11-15 | 1977-05-04 | Gullick Dobson Ltd | Mine roof supports |
| DE2506779C3 (de) * | 1975-02-18 | 1980-11-13 | Hermann Hemscheidt Maschinenfabrik Gmbh & Co, 5600 Wuppertal | Anordnung zum Rücken von Schildausbau |
| DE2758663C2 (de) * | 1977-12-29 | 1982-07-01 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Schreitwerksanordnung für einen Schreitausbau der geneigten und steilen Lagerung |
| GB2011515B (en) * | 1977-12-29 | 1982-05-26 | Gewerk Eisenhuette Westfalia | Advance mechanism for a mine roof support assembly |
| DE2904544B2 (de) * | 1979-02-07 | 1980-11-27 | Hermann Hemscheidt Maschinenfabrik Gmbh & Co, 5600 Wuppertal | Rückvorrichtung für hydraulische Schildausbaugestelle |
| DE3034645A1 (de) * | 1980-09-13 | 1982-04-29 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Schreitwerk fuer einen schreitausbau, insbesondere fuer einen schild- oder bockausbau |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1051783A (es) * | 1900-01-01 | |||
| US2644311A (en) * | 1951-08-16 | 1953-07-07 | Malloy Paul V | Self-propelled mine roof prop |
| GB930838A (en) * | 1960-08-31 | 1963-07-10 | Gullick Ltd | Improvements in or relating to roof supports for mines and the like |
| DE1290506B (de) * | 1962-11-10 | 1969-03-13 | Groetschel Karl Maria | Wanderausbauaggregat |
| FR1325840A (fr) * | 1962-03-23 | 1963-05-03 | Charbonnages De France | Dispositif permettant de commander les déplacements d'un objet mobile muni de ses propres moyens de locomotion en fonction de sa position par rapport à un autre objet mobile dont il doit suivre les déplacements, applicable plus particulièrement aux soutènements marchants dans les mines |
| GB965172A (en) * | 1962-04-06 | 1964-07-29 | Gullick Ltd | Improvements in or relating to roof supports for mines and the like |
| GB1026965A (en) * | 1963-06-11 | 1966-04-20 | Dowty Mining Equipment Ltd | Advanceable roof supports suitable for use in mines |
| GB1044907A (en) * | 1963-08-08 | 1966-10-05 | Electro Hydraulics Ltd | Improvements in or relating to mine roof supports |
| US3333426A (en) * | 1964-04-11 | 1967-08-01 | Gullick Ltd | Self-advancing hydraulically extensible mine roof supports |
| GB1057157A (en) * | 1964-08-19 | 1967-02-01 | Mastabar Mining Equip Co Ltd | Improvements in and relating to mine roof supports |
| GB1059557A (en) * | 1964-11-17 | 1967-02-22 | Dowty Mining Equipment Ltd | Mine roof support assembly |
-
1968
- 1968-07-19 DE DE19681758675 patent/DE1758675B1/de active Pending
- 1968-07-19 JP JP43050631A patent/JPS4834641B1/ja active Pending
- 1968-07-19 US US746070A patent/US3525227A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US3525227A (en) | 1970-08-25 |
| DE1758675B1 (de) | 1972-05-31 |