AT388971B - Auf raupen verfahrbarer abstuetzbock - Google Patents
Auf raupen verfahrbarer abstuetzbockInfo
- Publication number
- AT388971B AT388971B AT0014686A AT14686A AT388971B AT 388971 B AT388971 B AT 388971B AT 0014686 A AT0014686 A AT 0014686A AT 14686 A AT14686 A AT 14686A AT 388971 B AT388971 B AT 388971B
- Authority
- AT
- Austria
- Prior art keywords
- track
- rollable
- body rollable
- track body
- Prior art date
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
- E21D23/08—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)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Jib Cranes (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
- Machines For Laying And Maintaining Railways (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT0014686A AT388971B (de) | 1986-01-22 | 1986-01-22 | Auf raupen verfahrbarer abstuetzbock |
US07/001,466 US4747730A (en) | 1986-01-22 | 1987-01-08 | Trestle being displaceable on caterpillar |
DE19873701033 DE3701033A1 (de) | 1986-01-22 | 1987-01-15 | Auf raupen verfahrbarer abstuetzbock |
ZA87364A ZA87364B (en) | 1986-01-22 | 1987-01-19 | Trestle being displaceable on caterpillars |
AU67846/87A AU6784687A (en) | 1986-01-22 | 1987-01-21 | Tracked roof support with side shields |
GB08701359A GB2185515A (en) | 1986-01-22 | 1987-01-22 | Tracked mine roof support |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT0014686A AT388971B (de) | 1986-01-22 | 1986-01-22 | Auf raupen verfahrbarer abstuetzbock |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA14686A ATA14686A (de) | 1989-02-15 |
AT388971B true AT388971B (de) | 1989-09-25 |
Family
ID=3482750
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT0014686A AT388971B (de) | 1986-01-22 | 1986-01-22 | Auf raupen verfahrbarer abstuetzbock |
Country Status (6)
Country | Link |
---|---|
US (1) | US4747730A (de) |
AT (1) | AT388971B (de) |
AU (1) | AU6784687A (de) |
DE (1) | DE3701033A1 (de) |
GB (1) | GB2185515A (de) |
ZA (1) | ZA87364B (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5584611A (en) * | 1994-11-22 | 1996-12-17 | Long-Airdox | Roof support for underground excavations |
DE10139894B4 (de) | 2001-08-14 | 2009-09-10 | Erwin Junker Maschinenfabrik Gmbh | Verfahren und Vorrichtung zum spitzenlosen Rundschleifen |
WO2005103501A1 (fr) * | 2004-04-21 | 2005-11-03 | Zinoviy Dmitrievich Khomynets | Dispositif multifonctionnel a ejection de test de formations, destine aux puits de forage horizontaux, et procedes de fonctionnement |
US7331735B2 (en) * | 2004-11-03 | 2008-02-19 | Mckenzie Jefferson D | Apparatus, system, and method for supporting a gate entry for underground full extraction mining |
JP5513559B2 (ja) | 2012-07-09 | 2014-06-04 | 株式会社小松製作所 | トンネル掘削方法 |
WO2014010359A1 (ja) * | 2012-07-09 | 2014-01-16 | 株式会社小松製作所 | トンネル掘削補助装置 |
CN106988762B (zh) * | 2017-05-11 | 2023-08-01 | 四川省创力隧道机械设备有限公司 | 全断面二衬仰拱盾构设备 |
CN114017082B (zh) * | 2021-11-08 | 2023-09-12 | 中国建筑第五工程局有限公司 | 水平支撑结构后拆法的施工工艺 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2128023B2 (de) * | 1971-06-05 | 1974-04-18 | Kloeckner-Werke Ag, 4100 Duisburg | Wandernder Strebausbau mit nebeneinander angeordneten Ausbauschilden |
US4010618A (en) * | 1974-01-19 | 1977-03-08 | Dowty Mining Equipment Limited | Mine roof support |
DE2525034C2 (de) * | 1975-06-05 | 1981-01-08 | Becorit Grubenausbau Gmbh, 4350 Recklinghausen | Kappe für Strebausbauelemente |
FR2356809A1 (fr) * | 1976-06-29 | 1978-01-27 | Charbonnages De France | Pile mobile de soutenement continu |
DE2853050C2 (de) * | 1978-12-08 | 1985-10-03 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Seitliche Abdichtungsvorrichtung für einen Ausbaurahmen im untertägigen Bergbau |
GB2043743A (en) * | 1979-02-27 | 1980-10-08 | Dobson Park Ind | Heading machine |
FR2461095A1 (fr) * | 1979-07-06 | 1981-01-30 | Charbonnages De France | Portique de soutenement continu glissant a grande ouverture de passage et chapeau glissant |
FR2461094A1 (fr) * | 1979-07-06 | 1981-01-30 | Charbonnages De France | Portique de soutenement glissant |
DE3400772A1 (de) * | 1984-01-12 | 1985-07-25 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Mobiles ausbaugespann, insbesondere fuer den pfeilerrueckbau |
-
1986
- 1986-01-22 AT AT0014686A patent/AT388971B/de not_active IP Right Cessation
-
1987
- 1987-01-08 US US07/001,466 patent/US4747730A/en not_active Expired - Fee Related
- 1987-01-15 DE DE19873701033 patent/DE3701033A1/de active Granted
- 1987-01-19 ZA ZA87364A patent/ZA87364B/xx unknown
- 1987-01-21 AU AU67846/87A patent/AU6784687A/en not_active Abandoned
- 1987-01-22 GB GB08701359A patent/GB2185515A/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
GB2185515A (en) | 1987-07-22 |
GB8701359D0 (en) | 1987-02-25 |
AU6784687A (en) | 1987-07-23 |
DE3701033A1 (de) | 1987-07-30 |
ATA14686A (de) | 1989-02-15 |
US4747730A (en) | 1988-05-31 |
DE3701033C2 (de) | 1988-04-14 |
ZA87364B (en) | 1987-08-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
UEP | Publication of translation of european patent specification | ||
REN | Ceased due to non-payment of the annual fee | ||
ELJ | Ceased due to non-payment of the annual fee |