FR2266813B1 - - Google Patents
Info
- Publication number
- FR2266813B1 FR2266813B1 FR7412525A FR7412525A FR2266813B1 FR 2266813 B1 FR2266813 B1 FR 2266813B1 FR 7412525 A FR7412525 A FR 7412525A FR 7412525 A FR7412525 A FR 7412525A FR 2266813 B1 FR2266813 B1 FR 2266813B1
- 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
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/06—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with two or more servomotors
-
- 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
- E21D23/16—Hydraulic or pneumatic features, e.g. circuits, arrangement or adaptation of valves, setting or retracting devices
- E21D23/26—Hydraulic or pneumatic control
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid-Pressure Circuits (AREA)
- Reciprocating Pumps (AREA)
- Mechanically-Actuated Valves (AREA)
- Preliminary Treatment Of Fibers (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7412525A FR2266813B1 (ja) | 1974-04-04 | 1974-04-04 | |
GB1255075A GB1496954A (en) | 1974-04-04 | 1975-03-26 | Hydraulic distributor |
GB1256075A GB1496955A (en) | 1974-04-04 | 1975-03-26 | Multiway hydraulic distributor |
DE19752513307 DE2513307A1 (de) | 1974-04-04 | 1975-03-26 | Hydraulischer verteiler |
DE19752514090 DE2514090A1 (de) | 1974-04-04 | 1975-03-29 | Hydraulischer verteiler |
PL17932975A PL110123B1 (en) | 1974-04-04 | 1975-04-04 | Hydraulic distributor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7412525A FR2266813B1 (ja) | 1974-04-04 | 1974-04-04 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2266813A1 FR2266813A1 (ja) | 1975-10-31 |
FR2266813B1 true FR2266813B1 (ja) | 1979-02-16 |
Family
ID=9137476
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7412525A Expired FR2266813B1 (ja) | 1974-04-04 | 1974-04-04 |
Country Status (4)
Country | Link |
---|---|
DE (2) | DE2513307A1 (ja) |
FR (1) | FR2266813B1 (ja) |
GB (2) | GB1496954A (ja) |
PL (1) | PL110123B1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2115526B (en) * | 1982-02-24 | 1986-04-09 | Teledyne Ind | Multiposition selector valve |
DE19844860A1 (de) * | 1998-09-30 | 2000-04-06 | Mannesmann Rexroth Ag | Handbetätigtes Steuergerät, insbesondere zur hydraulischen Betätigung von hydraulischen Ventilen |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2979963A (en) * | 1957-12-17 | 1961-04-18 | Borg Warner | Hydraulic clutch control |
FR1530610A (fr) * | 1967-05-18 | 1968-06-28 | Anciens Etablissements Chabas | Distributeur hydraulique à voies multiples |
-
1974
- 1974-04-04 FR FR7412525A patent/FR2266813B1/fr not_active Expired
-
1975
- 1975-03-26 GB GB1255075A patent/GB1496954A/en not_active Expired
- 1975-03-26 DE DE19752513307 patent/DE2513307A1/de not_active Withdrawn
- 1975-03-26 GB GB1256075A patent/GB1496955A/en not_active Expired
- 1975-03-29 DE DE19752514090 patent/DE2514090A1/de not_active Ceased
- 1975-04-04 PL PL17932975A patent/PL110123B1/pl unknown
Also Published As
Publication number | Publication date |
---|---|
GB1496954A (en) | 1978-01-05 |
PL110123B1 (en) | 1980-07-31 |
GB1496955A (en) | 1978-01-05 |
DE2514090A1 (de) | 1975-10-09 |
DE2513307A1 (de) | 1975-10-16 |
FR2266813A1 (ja) | 1975-10-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |