FR2415739B1 - - Google Patents
Info
- Publication number
- FR2415739B1 FR2415739B1 FR7900414A FR7900414A FR2415739B1 FR 2415739 B1 FR2415739 B1 FR 2415739B1 FR 7900414 A FR7900414 A FR 7900414A FR 7900414 A FR7900414 A FR 7900414A FR 2415739 B1 FR2415739 B1 FR 2415739B1
- Authority
- FR
- France
- 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
- E21D23/08—Advancing mechanisms
- E21D23/081—Advancing mechanisms forming parts of the roof supports
- E21D23/082—Advancing mechanisms forming parts of the roof supports acting solely on the elements of the supports
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T403/00—Joints and connections
- Y10T403/32—Articulated members
- Y10T403/32606—Pivoted
- Y10T403/32861—T-pivot, e.g., wrist pin, etc.
- Y10T403/32893—T-pivot, e.g., wrist pin, etc. including distinct pin retainer
Landscapes
- Mining & Mineral Resources (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Pivots And Pivotal Connections (AREA)
- Lining And Supports For Tunnels (AREA)
- Actuator (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
- Earth Drilling (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
- Bridges Or Land Bridges (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2803907A DE2803907C3 (de) | 1978-01-30 | 1978-01-30 | Lösbare Gelenkverbindung für den untertägigen Bergbau und ihre Verwendung an einem Strebausbaugestell |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2415739A1 FR2415739A1 (fr) | 1979-08-24 |
| FR2415739B1 true FR2415739B1 (US06573293-20030603-C00184.png) | 1984-04-27 |
Family
ID=6030711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7900414A Granted FR2415739A1 (fr) | 1978-01-30 | 1979-01-09 | Dispositif d'accouplement articule separable pour exploitations minieres au fond |
Country Status (9)
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3211443A1 (de) * | 1982-03-27 | 1983-09-29 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Hydraulisches ausbaugestell, insbesondere schildausbaugestell |
| GB2143882B (en) * | 1983-07-23 | 1986-11-05 | Dowty Mining Equipment Ltd | Shield supports suitable for use in mines |
| JP3703536B2 (ja) * | 1995-08-23 | 2005-10-05 | デルタ工業株式会社 | 自動車用チェンジレバーの軸受け構造 |
| US9605539B2 (en) | 2015-02-11 | 2017-03-28 | Joy Mm Delaware, Inc. | Advancing ram pin retention device |
| US10323682B2 (en) * | 2015-07-25 | 2019-06-18 | Kolberg-Pioneer, Inc. | Apparatus and method for an actuator mounting assembly with a rocker pin |
| PL244825B1 (pl) | 2021-11-26 | 2024-03-11 | Blirt Spolka Akcyjna | Mutant proteinazy K Tritirachium album i jej zymogenu, plazmid ekspresyjny, rekombinantowy szczep Pichia pastoris i sposób wytwarzania dojrzałej formy mutanta proteinazy K |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US649270A (en) * | 1899-03-10 | 1900-05-08 | Harry S Collins | Pipe-hanger. |
| US2151837A (en) * | 1937-08-30 | 1939-03-28 | American Steel & Wire Co | End fastening for wire rope |
| US2157806A (en) * | 1938-02-12 | 1939-05-09 | Tilton Charles | License plate holder |
| FR66647E (fr) * | 1954-12-07 | 1957-06-18 | Appareil de soutènement pour mines | |
| DE1866313U (de) * | 1959-05-26 | 1963-01-31 | Gewerk Eisenhuette Westfalia | Doppelt wirkender hydraulischer rueckyzylinder fuer strebfoerderer. |
| FR1375639A (fr) * | 1963-12-02 | 1964-10-16 | Gullick Ltd | Soutènement de toit de mine ou similaire |
| US3367118A (en) * | 1965-01-06 | 1968-02-06 | Gullick Ltd | Mine roof supports |
| FR1426731A (fr) * | 1965-03-18 | 1966-01-28 | Gullick Ltd | Perfectionnements apportés aux soutènements de toit de mine et similaires |
| DE1239649B (de) * | 1965-06-10 | 1967-05-03 | Gewerk Eisenhuette Westfalia | Rueckvorrichtung fuer Strebfoerderer |
| DE2257828C2 (de) * | 1972-11-25 | 1974-01-17 | Bochumer Eisenhuette Heintzmann & Co, 4630 Bochum | Vorrichtung zum schildartigen Ausbau von untertägigen Gewinnungsbetrieben |
| DE2540091C2 (de) * | 1975-09-09 | 1982-06-03 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Schildausbaugestell |
-
1978
- 1978-01-30 DE DE2803907A patent/DE2803907C3/de not_active Expired
- 1978-12-13 CS CS788298A patent/CS245761B2/cs unknown
-
1979
- 1979-01-08 SU SU792706056A patent/SU1186089A3/ru active
- 1979-01-09 FR FR7900414A patent/FR2415739A1/fr active Granted
- 1979-01-27 PL PL1979213045A patent/PL117330B1/pl unknown
- 1979-01-29 ZA ZA79372A patent/ZA79372B/xx unknown
- 1979-01-30 AU AU43765/79A patent/AU522078B2/en not_active Ceased
- 1979-01-30 US US06/007,796 patent/US4242014A/en not_active Expired - Lifetime
- 1979-01-30 JP JP881879A patent/JPS54110101A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS54110101A (en) | 1979-08-29 |
| PL213045A1 (pl) | 1979-12-17 |
| DE2803907B2 (de) | 1980-04-24 |
| SU1186089A3 (ru) | 1985-10-15 |
| CS245761B2 (en) | 1986-10-16 |
| PL117330B1 (en) | 1981-07-31 |
| DE2803907C3 (de) | 1982-09-23 |
| US4242014A (en) | 1980-12-30 |
| DE2803907A1 (de) | 1979-08-02 |
| FR2415739A1 (fr) | 1979-08-24 |
| JPS6323360B2 (US06573293-20030603-C00184.png) | 1988-05-16 |
| ZA79372B (en) | 1980-02-27 |
| AU522078B2 (en) | 1982-05-13 |
| AU4376579A (en) | 1979-08-09 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |