DD123216A5 - - Google Patents
Info
- Publication number
- DD123216A5 DD123216A5 DD190804A DD19080476A DD123216A5 DD 123216 A5 DD123216 A5 DD 123216A5 DD 190804 A DD190804 A DD 190804A DD 19080476 A DD19080476 A DD 19080476A DD 123216 A5 DD123216 A5 DD 123216A5
- Authority
- DD
- German Democratic Republic
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/14—Telescopic props
- E21D15/44—Hydraulic, pneumatic, or hydraulic-pneumatic props
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/06—Foundation trenches ditches or narrow shafts
- E02D17/08—Bordering or stiffening the sides of ditches trenches or narrow shafts for foundations
- E02D17/086—Travelling trench shores
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G25/00—Shores or struts; Chocks
- E04G25/04—Shores or struts; Chocks telescopic
- E04G2025/047—Shores or struts; Chocks telescopic which telescoping action effected by a piston
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Forging (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
- Check Valves (AREA)
- Safety Valves (AREA)
- Fluid-Damping Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| HU76BA3188A HU171077B (hu) | 1975-01-15 | 1975-01-15 | Gidravlicheskaja shakhtnaja stojka |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD123216A5 true DD123216A5 (US20100223739A1-20100909-C00025.png) | 1976-12-05 |
Family
ID=10993392
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD76250662A DD209876A5 (de) | 1975-01-15 | 1976-01-14 | Hydraulischer grubenstempel |
| DD190804A DD123216A5 (US20100223739A1-20100909-C00025.png) | 1975-01-15 | 1976-01-14 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD76250662A DD209876A5 (de) | 1975-01-15 | 1976-01-14 | Hydraulischer grubenstempel |
Country Status (11)
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2368604A1 (fr) * | 1976-10-19 | 1978-05-19 | Perrier Henri | Dispositif de pose a distance d'etancons hydrauliques |
| DE8808519U1 (de) * | 1988-07-04 | 1989-11-02 | Heiliger, Martha-Catharina, 5166 Kreuzau | Hydraulischer Stahlgrubenstempel |
| DE4323462C2 (de) * | 1993-07-14 | 1995-05-04 | Vos Richard Grubenausbau Gmbh | Ausbaustempel für den Untertageeinsatz mit integriertem Druckbegrenzungsventil |
| CN103644166A (zh) * | 2013-12-26 | 2014-03-19 | 淮北安来机电装备有限公司 | 缸内孔单一柱面导向的油缸或气缸 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1834506A (en) * | 1929-02-25 | 1931-12-01 | Standard Lift Company | Hydraulic elevator |
| GB538277A (en) * | 1940-01-18 | 1941-07-28 | William Herbert Smith | Improvements relating to mine roof or like supports |
| US2379949A (en) * | 1943-03-04 | 1945-07-10 | Fred S Carver | Hydraulic device |
| DE971164C (de) * | 1944-02-04 | 1958-12-18 | F W Moll Soehne Maschinenfabri | Grubenstempelkopf |
| FR939620A (fr) * | 1946-03-14 | 1948-11-19 | Dispositif de levage hydraulique se montant à demeure sur un véhicule pour le soulever | |
| FR1005572A (fr) * | 1947-08-12 | 1952-04-11 | Profilé en fer pour le soutènement des mines | |
| DE924022C (de) * | 1952-07-04 | 1955-02-24 | Ringfeder Gmbh | Im Druckstueck eines Grubenstempels mittels Kugelgelenkes beweglich angeordnete Kronenplatte |
| DE1085121B (de) * | 1955-02-26 | 1960-07-14 | Hoesch Ag | Druckmittelbetaetigter Grubenstempel |
| US2961839A (en) * | 1956-08-28 | 1960-11-29 | Fausto A Aresti | Hydraulic compression member |
| BE630020A (US20100223739A1-20100909-C00025.png) * | 1963-03-25 | |||
| FR1549102A (US20100223739A1-20100909-C00025.png) * | 1966-12-31 | 1968-12-06 | ||
| GB1356008A (en) * | 1971-09-17 | 1974-06-12 | Coal Industry Patents Ltd | Mine roof supports |
-
1975
- 1975-01-15 HU HU76BA3188A patent/HU171077B/hu not_active IP Right Cessation
-
1976
- 1976-01-08 DE DE2600461A patent/DE2600461C3/de not_active Expired
- 1976-01-13 AT AT16176A patent/AT350026B/de not_active IP Right Cessation
- 1976-01-13 CS CS76223A patent/CS252801B2/cs unknown
- 1976-01-14 BE BE163510A patent/BE837562A/xx unknown
- 1976-01-14 FR FR7600817A patent/FR2297994A1/fr active Granted
- 1976-01-14 DD DD76250662A patent/DD209876A5/de unknown
- 1976-01-14 YU YU0084/76A patent/YU37216B/xx unknown
- 1976-01-14 DD DD190804A patent/DD123216A5/xx unknown
- 1976-01-15 PL PL1976186559A patent/PL108022B1/pl unknown
- 1976-01-15 RO RO7684511A patent/RO73938A/ro unknown
- 1976-01-15 BG BG7632092A patent/BG36048A3/xx unknown
- 1976-07-13 AT AT0513476A patent/AT368601B/de not_active IP Right Cessation
-
1978
- 1978-02-14 AT AT103278A patent/AT355536B/de not_active IP Right Cessation
-
1986
- 1986-11-10 CS CS868097A patent/CS259543B2/cs unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CS22376A2 (US20100223739A1-20100909-C00025.png) | 1987-03-12 |
| RO73938A (ro) | 1980-10-30 |
| FR2297994B1 (US20100223739A1-20100909-C00025.png) | 1982-10-08 |
| DE2600461A1 (de) | 1976-07-22 |
| DE2600461B2 (de) | 1978-03-30 |
| YU37216B (en) | 1984-08-31 |
| BE837562A (fr) | 1976-05-03 |
| HU171077B (hu) | 1977-11-28 |
| YU8476A (en) | 1983-04-27 |
| CS252801B2 (en) | 1987-10-15 |
| AT355536B (de) | 1980-03-10 |
| DD209876A5 (de) | 1984-05-23 |
| CS259543B2 (en) | 1988-10-14 |
| AT350026B (de) | 1979-05-10 |
| CS809786A2 (cs) | 1988-02-15 |
| FR2297994A1 (fr) | 1976-08-13 |
| ATA16176A (de) | 1978-10-15 |
| DE2600461C3 (de) | 1978-11-16 |
| ATA513476A (de) | 1982-02-15 |
| PL108022B1 (pl) | 1980-03-31 |
| AT368601B (de) | 1982-10-25 |
| BG36048A3 (en) | 1984-08-15 |
| ATA103278A (de) | 1979-08-15 |
