FR1459137A - étançon télescopique hydraulique double - Google Patents
étançon télescopique hydraulique doubleInfo
- Publication number
- FR1459137A FR1459137A FR32871A FR32871A FR1459137A FR 1459137 A FR1459137 A FR 1459137A FR 32871 A FR32871 A FR 32871A FR 32871 A FR32871 A FR 32871A FR 1459137 A FR1459137 A FR 1459137A
- Authority
- FR
- France
- Prior art keywords
- hydraulic telescopic
- telescopic prop
- double hydraulic
- double
- prop
- 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
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J13/00—Covers or similar closure members for pressure vessels in general
- F16J13/02—Detachable closure members; Means for tightening closures
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Structural Engineering (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Actuator (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
- Food-Manufacturing Devices (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEG41819A DE1226972B (de) | 1964-10-20 | 1964-10-20 | Hydraulischer Doppel-Teleskopstempel |
DEG0043012 | 1965-03-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1459137A true FR1459137A (fr) | 1966-11-18 |
Family
ID=27210640
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR32871A Expired FR1459137A (fr) | 1964-10-20 | 1965-09-28 | étançon télescopique hydraulique double |
Country Status (6)
Country | Link |
---|---|
US (1) | US3301519A (fr) |
BE (1) | BE671064A (fr) |
DE (1) | DE1226972B (fr) |
FR (1) | FR1459137A (fr) |
GB (1) | GB1124096A (fr) |
NL (1) | NL6513272A (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS481663U (fr) * | 1971-06-01 | 1973-01-10 | ||
ZA804072B (en) * | 1979-08-07 | 1981-06-24 | Dobson Park Ind | Telescoping jack |
US5219429A (en) * | 1992-08-10 | 1993-06-15 | Shelton Bill E | Hydra-lift system |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1928533A (en) * | 1933-01-20 | 1933-09-26 | Milford T Goss | Jack |
DE1063101B (de) * | 1956-02-20 | 1959-08-13 | Gutehoffnungshuette Sterkrade | Hydraulischer Grubenstempel |
DE1123640B (de) * | 1957-12-23 | 1962-02-15 | Kloeckner Werke Ag | Doppelt ausfahrbarer hydraulischer Grubenstempel |
BE607500A (fr) * | 1960-09-02 | |||
DE1149678B (de) * | 1960-09-15 | 1963-06-06 | Rheinstahl Gmbh Wanheim | Mehrstufiger hydraulischer Grubenstempel |
NL274871A (fr) * | 1961-02-18 | |||
BE632029A (fr) * | 1962-05-12 | |||
BE655844A (fr) * | 1963-11-29 | 1965-03-16 |
-
1964
- 1964-10-20 DE DEG41819A patent/DE1226972B/de active Pending
-
1965
- 1965-09-28 FR FR32871A patent/FR1459137A/fr not_active Expired
- 1965-10-06 GB GB42432/65A patent/GB1124096A/en not_active Expired
- 1965-10-13 NL NL6513272A patent/NL6513272A/xx unknown
- 1965-10-18 US US496822A patent/US3301519A/en not_active Expired - Lifetime
- 1965-10-19 BE BE671064D patent/BE671064A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
BE671064A (fr) | 1966-04-19 |
US3301519A (en) | 1967-01-31 |
DE1226972B (de) | 1966-10-20 |
NL6513272A (fr) | 1966-04-21 |
GB1124096A (en) | 1968-08-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
AT277510B (de) | Hydraulisch gesteuertes Hebeaggregat | |
CH444423A (fr) | Vérin hydraulique | |
FR1425183A (fr) | Accouplement hydraulique | |
AT259391B (de) | Hydraulischer Teleskopstoßdämpfer | |
FR1440238A (fr) | Installation hydraulique | |
AT279787B (de) | Hydraulische Flüssigkeit | |
CH418135A (de) | Hydraulische Vertikalpresse | |
FR1459137A (fr) | étançon télescopique hydraulique double | |
FR1430168A (fr) | Colonne télescopique extensible hydrauliquement | |
CH422522A (de) | Hydraulisches Pumpaggregat | |
FR1409274A (fr) | Perfectionnements aux pompes hydrauliques | |
FR1432834A (fr) | Accouplement hydraulique | |
FR1385235A (fr) | Cric hydraulique | |
FR1404532A (fr) | Portique télescopique | |
FR1359920A (fr) | Perfectionnement aux étais télescopiques | |
FR1405696A (fr) | Turbine hydraulique hélico-centripète à double régulation | |
FI46478B (fi) | Hydraulisk lyftanordning foer en traktor | |
FR1374185A (fr) | étai hydraulique de mine | |
FR1452508A (fr) | étançon hydraulique de mine | |
FR1390105A (fr) | étai hydraulique de mine | |
FI44843C (fi) | Hydraulinen nosturi. | |
FR1414425A (fr) | étançon hydraulique | |
FR86457E (fr) | Perfectionnements aux pompes hydrauliques | |
FR1393732A (fr) | Perfectionnements apportés aux pompes hydrauliques | |
FR1404729A (fr) | Vérin hydraulique automoteur |