FR2456894B1 - - Google Patents
Info
- Publication number
- FR2456894B1 FR2456894B1 FR8006604A FR8006604A FR2456894B1 FR 2456894 B1 FR2456894 B1 FR 2456894B1 FR 8006604 A FR8006604 A FR 8006604A FR 8006604 A FR8006604 A FR 8006604A FR 2456894 B1 FR2456894 B1 FR 2456894B1
- 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
-
- 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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L39/00—Joints or fittings for double-walled or multi-channel pipes or pipe assemblies
- F16L39/04—Joints or fittings for double-walled or multi-channel pipes or pipe assemblies allowing adjustment or movement
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
- B23B31/02—Chucks
- B23B31/24—Chucks characterised by features relating primarily to remote control of the gripping means
- B23B31/30—Chucks characterised by features relating primarily to remote control of the gripping means using fluid-pressure means in the chuck
- B23B31/302—Hydraulic equipment, e.g. pistons, valves, rotary joints
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Joints Allowing Movement (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
- Rolling Contact Bearings (AREA)
- Sliding-Contact Bearings (AREA)
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
- Gripping On Spindles (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2919180A DE2919180C2 (de) | 1979-05-12 | 1979-05-12 | Vorrichtung zur Zufuhr von Drucköl von einer stationären Druckölquelle in das Innere einer umlaufenden Welle |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2456894A1 FR2456894A1 (fr) | 1980-12-12 |
FR2456894B1 true FR2456894B1 (fr) | 1984-04-20 |
Family
ID=6070559
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8006604A Granted FR2456894A1 (fr) | 1979-05-12 | 1980-03-25 | Dispositif d'amenee d'huile sous pression d'une source fixe a un arbre rotatif |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS55152991A (fr) |
DE (1) | DE2919180C2 (fr) |
ES (1) | ES8101729A1 (fr) |
FR (1) | FR2456894A1 (fr) |
GB (1) | GB2056608B (fr) |
IT (1) | IT1130418B (fr) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3101405A1 (de) * | 1981-01-17 | 1982-08-26 | SMW Schneider & Weißhaupt GmbH, 7996 Meckenbeuren | Einrichtung zur zufuehrung von druckmittel aus einem ortsfest angeordneten gehaeuse in eine in diesem gelagerte welle |
FR2511116A1 (fr) * | 1981-08-10 | 1983-02-11 | Fives Cail Babcock | Dispositif pour amener un fluide a un appareil rotatif et/ou pour l'evacuer |
RO79533A2 (fr) * | 1981-09-21 | 1983-09-26 | Intreprinderea "Saro",Ro | Bloc hydraulique de commande |
US4549822A (en) * | 1983-08-15 | 1985-10-29 | Sms Schloemann-Siemag, Inc. | Apparatus to distribute a highly-pressurized fluid medium |
DE9010252U1 (de) * | 1990-07-06 | 1991-11-07 | Martin Merkel GmbH & Co KG, 2102 Hamburg | Drehdurchführung |
DE4341167A1 (de) * | 1993-12-02 | 1995-06-08 | Karl Hiestand | Einrichtung zur Übertragung eines Druckmediums |
CN108942280B (zh) * | 2017-05-17 | 2020-06-02 | 吴炫隆 | 具有止漏油环的油压夹头 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2849244A (en) * | 1955-12-19 | 1958-08-26 | Sp Mfg Corp | O-ring seal for rotary hydraulic cylinder |
FR1230498A (fr) * | 1959-02-12 | 1960-09-16 | Prec Ind | Broche de machine-outil à moteur hydraulique incorporé |
GB1445735A (en) * | 1973-07-20 | 1976-08-11 | Head Wrightson & Co Ltd | Rotary unions |
GB1559742A (en) * | 1977-05-26 | 1980-01-23 | Caterpillar Tractor Co | Bearing assembly |
-
1979
- 1979-05-12 DE DE2919180A patent/DE2919180C2/de not_active Expired
-
1980
- 1980-03-25 FR FR8006604A patent/FR2456894A1/fr active Granted
- 1980-04-02 GB GB8011137A patent/GB2056608B/en not_active Expired
- 1980-05-09 JP JP6082080A patent/JPS55152991A/ja active Granted
- 1980-05-09 IT IT21966/80A patent/IT1130418B/it active
- 1980-05-12 ES ES491401A patent/ES8101729A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB2056608A (en) | 1981-03-18 |
ES491401A0 (es) | 1980-12-16 |
IT8021966A0 (it) | 1980-05-09 |
FR2456894A1 (fr) | 1980-12-12 |
JPS55152991A (en) | 1980-11-28 |
IT1130418B (it) | 1986-06-11 |
DE2919180A1 (de) | 1980-12-04 |
ES8101729A1 (es) | 1980-12-16 |
DE2919180C2 (de) | 1983-10-27 |
GB2056608B (en) | 1983-07-13 |
JPS617559B2 (fr) | 1986-03-07 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |