SU639471A3 - Секци механизированной крепи - Google Patents
Секци механизированной крепиInfo
- Publication number
- SU639471A3 SU639471A3 SU752195754A SU2195754A SU639471A3 SU 639471 A3 SU639471 A3 SU 639471A3 SU 752195754 A SU752195754 A SU 752195754A SU 2195754 A SU2195754 A SU 2195754A SU 639471 A3 SU639471 A3 SU 639471A3
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- support section
- roof support
- powered roof
- powered
- section
- 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
- E21D23/04—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
-
- 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
- E21D23/06—Special mine caps or special tops of pit-props for permitting step-by-step movement
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Geochemistry & Mineralogy (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Architecture (AREA)
- Geology (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
- Component Parts Of Construction Machinery (AREA)
- Vehicle Step Arrangements And Article Storage (AREA)
- Tents Or Canopies (AREA)
- Lining And Supports For Tunnels (AREA)
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Description
(54) СЕКЦИЯ МЕХАНИЗИРОВАННОЙ КРЕПИ
дительного сокращени стоек угловой рычаг 5 |И оерек рытие 2 (поворачиваютс соответственно в противоположные стороны, а козырек 4 перемещаетс по вертикали.
Применение предлагаемой секции крепи обеспечит минимальное рассто ние между забоем и козырьком секцил «а всем диапазоне ее раадвижности.
Claims (2)
1.Авторское свидетельство СССР № 212198, кл. Е 21 D 23/14, 1968.
2.Авторское свидетельство СССР № 4414Г1, кл. Е 21 D 23/04, 1959.
.(
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19742459792 DE2459792A1 (de) | 1974-12-18 | 1974-12-18 | Schildausbaugestell |
Publications (1)
Publication Number | Publication Date |
---|---|
SU639471A3 true SU639471A3 (ru) | 1978-12-25 |
Family
ID=5933698
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SU752195754A SU639471A3 (ru) | 1974-12-18 | 1975-12-09 | Секци механизированной крепи |
Country Status (12)
Country | Link |
---|---|
US (1) | US4073149A (ru) |
JP (1) | JPS5187103A (ru) |
AU (1) | AU497574B2 (ru) |
BE (1) | BE836718A (ru) |
CS (1) | CS178946B2 (ru) |
DE (1) | DE2459792A1 (ru) |
ES (1) | ES442849A1 (ru) |
FR (1) | FR2295219A1 (ru) |
GB (1) | GB1533248A (ru) |
HU (1) | HU175733B (ru) |
PL (1) | PL106447B1 (ru) |
SU (1) | SU639471A3 (ru) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2806982C2 (de) * | 1978-02-18 | 1986-08-14 | Gewerkschaft Eisenhütte Westfalia GmbH, 4670 Lünen | Schreitausbau für Blasversatzbetriebe in geneigter Lagerung |
GB2150192B (en) * | 1983-11-16 | 1987-04-15 | Dobson Park Ind | Mineroof support |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1358541A (en) * | 1970-10-02 | 1974-07-03 | Dowty Mining Equipment Ltd | Mine roof supports |
BE789390A (fr) * | 1971-10-02 | 1973-01-15 | Gewerk Eisenhuette Westfalia | Chassis de soutenement a boucliers |
GB1419954A (en) * | 1972-04-27 | 1975-12-31 | Dowty Mining Equipment Ltd | Mine roof support |
US3898845A (en) * | 1973-01-31 | 1975-08-12 | Gewerk Eisenhuette Westfalia | Mineral mining installations |
ZA74424B (en) * | 1973-02-27 | 1974-11-27 | Becorit Grubenausbau Gmbh | Improvements in or relating to a shield assembly in or for use in a mine roof support |
-
1974
- 1974-12-18 DE DE19742459792 patent/DE2459792A1/de not_active Withdrawn
-
1975
- 1975-11-03 FR FR7533517A patent/FR2295219A1/fr active Granted
- 1975-11-20 ES ES442849A patent/ES442849A1/es not_active Expired
- 1975-11-28 AU AU87110/75A patent/AU497574B2/en not_active Expired
- 1975-12-02 GB GB49439/75A patent/GB1533248A/en not_active Expired
- 1975-12-03 US US05/637,329 patent/US4073149A/en not_active Expired - Lifetime
- 1975-12-09 SU SU752195754A patent/SU639471A3/ru active
- 1975-12-11 CS CS7500008429A patent/CS178946B2/cs unknown
- 1975-12-15 HU HU75EI660A patent/HU175733B/hu unknown
- 1975-12-16 PL PL1975185586A patent/PL106447B1/pl unknown
- 1975-12-17 BE BE162807A patent/BE836718A/xx unknown
- 1975-12-18 JP JP50150230A patent/JPS5187103A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
CS178946B2 (en) | 1977-10-31 |
FR2295219B1 (ru) | 1982-09-10 |
AU8711075A (en) | 1977-06-02 |
BE836718A (fr) | 1976-04-16 |
DE2459792A1 (de) | 1976-07-01 |
AU497574B2 (en) | 1978-12-21 |
FR2295219A1 (fr) | 1976-07-16 |
US4073149A (en) | 1978-02-14 |
JPS5187103A (ru) | 1976-07-30 |
ES442849A1 (es) | 1977-04-16 |
HU175733B (hu) | 1980-10-28 |
PL106447B1 (pl) | 1979-12-31 |
GB1533248A (en) | 1978-11-22 |
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