GB2031494B - Chassis with an articulated track - Google Patents
Chassis with an articulated trackInfo
- Publication number
- GB2031494B GB2031494B GB7927850A GB7927850A GB2031494B GB 2031494 B GB2031494 B GB 2031494B GB 7927850 A GB7927850 A GB 7927850A GB 7927850 A GB7927850 A GB 7927850A GB 2031494 B GB2031494 B GB 2031494B
- Authority
- GB
- United Kingdom
- Prior art keywords
- chassis
- articulated track
- articulated
- track
- 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
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D55/00—Endless track vehicles
- B62D55/06—Endless track vehicles with tracks without ground wheels
- B62D55/065—Multi-track vehicles, i.e. more than two tracks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D55/00—Endless track vehicles
- B62D55/08—Endless track units; Parts thereof
- B62D55/14—Arrangement, location, or adaptation of rollers
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK 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
- E21D23/08—Advancing mechanisms
- E21D23/081—Advancing mechanisms forming parts of the roof supports
- E21D23/087—Advancing mechanisms forming parts of the roof supports acting directly on the walls of the seam
- E21D23/088—Advancing mechanisms forming parts of the roof supports acting directly on the walls of the seam by means of wheels, rollers, caterpillars, belts or worm screws
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Combustion & Propulsion (AREA)
- Chemical & Material Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Handcart (AREA)
- Pulleys (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7823759A FR2432967A1 (en) | 1978-08-11 | 1978-08-11 | ARTICULATED TRACK CHASSIS |
Publications (2)
Publication Number | Publication Date |
---|---|
GB2031494A GB2031494A (en) | 1980-04-23 |
GB2031494B true GB2031494B (en) | 1982-07-28 |
Family
ID=9211799
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB7927850A Expired GB2031494B (en) | 1978-08-11 | 1979-08-10 | Chassis with an articulated track |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR2432967A1 (en) |
GB (1) | GB2031494B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3146661C2 (en) * | 1981-11-25 | 1986-10-30 | Kernforschungszentrum Karlsruhe Gmbh, 7500 Karlsruhe | Vehicle with variable chassis geometry |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2050274A (en) * | 1934-06-30 | 1936-08-11 | Plant Choate Mfg Company Inc | Endless track structure |
FR1255168A (en) * | 1960-03-28 | 1961-03-03 | Maschfab Eisengiesserei Beien | Improvements in hydraulic support elements for mine clearance corridors |
US3567292A (en) * | 1969-02-19 | 1971-03-02 | Us Army | Sprocket engagement support wheel for an endless track |
FR2339057A1 (en) * | 1976-01-26 | 1977-08-19 | Charbonnages De France | UNIT WALKING SUPPORT |
FR2373669A2 (en) * | 1976-06-29 | 1978-07-07 | Charbonnages De France | Mobile continuous supporting column - has cross members joined by longitudinal one carrying swing arm for upper bogie |
DE2633799C2 (en) * | 1976-07-28 | 1978-07-27 | Halbach & Braun, 5600 Wuppertal | Progressive shield expansion |
-
1978
- 1978-08-11 FR FR7823759A patent/FR2432967A1/en active Granted
-
1979
- 1979-08-10 GB GB7927850A patent/GB2031494B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2432967A1 (en) | 1980-03-07 |
GB2031494A (en) | 1980-04-23 |
FR2432967B1 (en) | 1982-01-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |