FR2261434B3 - - Google Patents
Info
- Publication number
- FR2261434B3 FR2261434B3 FR7405815A FR7405815A FR2261434B3 FR 2261434 B3 FR2261434 B3 FR 2261434B3 FR 7405815 A FR7405815 A FR 7405815A FR 7405815 A FR7405815 A FR 7405815A FR 2261434 B3 FR2261434 B3 FR 2261434B3
- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L25/00—Drive, or adjustment during the operation, or distribution or expansion valves by non-mechanical means
- F01L25/02—Drive, or adjustment during the operation, or distribution or expansion valves by non-mechanical means by fluid means
- F01L25/04—Drive, or adjustment during the operation, or distribution or expansion valves by non-mechanical means by fluid means by working-fluid of machine or engine, e.g. free-piston machine
- F01L25/06—Arrangements with main and auxiliary valves, at least one of them being fluid-driven
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03C—POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
- F03C1/00—Reciprocating-piston liquid engines
- F03C1/007—Reciprocating-piston liquid engines with single cylinder, double-acting piston
- F03C1/0073—Reciprocating-piston liquid engines with single cylinder, double-acting piston one side of the double-acting piston being always under the influence of the liquid under pressure
- F03C1/0076—Reciprocating-piston liquid engines with single cylinder, double-acting piston one side of the double-acting piston being always under the influence of the liquid under pressure the liquid under pressure being continuously delivered to one cylinder chamber through a valve in the piston for actuating the return stroke
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- 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
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/08—Servomotor systems without provision for follow-up action; Circuits therefor with only one servomotor
- F15B11/15—Servomotor systems without provision for follow-up action; Circuits therefor with only one servomotor with special provision for automatic return
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Control Of Fluid Pressure (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7405815A FR2261434A1 (en) | 1974-02-20 | 1974-02-20 | Semi-automatic ram supply system - has pressure-sensitive components controlling supply and return openings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7405815A FR2261434A1 (en) | 1974-02-20 | 1974-02-20 | Semi-automatic ram supply system - has pressure-sensitive components controlling supply and return openings |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2261434A1 FR2261434A1 (en) | 1975-09-12 |
| FR2261434B3 true FR2261434B3 (no) | 1976-11-26 |
Family
ID=9135211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7405815A Granted FR2261434A1 (en) | 1974-02-20 | 1974-02-20 | Semi-automatic ram supply system - has pressure-sensitive components controlling supply and return openings |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2261434A1 (no) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2471506A1 (fr) * | 1979-12-14 | 1981-06-19 | Henrion Ets | Verin hydraulique a double effet |
| DE3123727C2 (de) * | 1981-06-15 | 1989-09-21 | Emil Weber Fabrik für Ölhydraulik GmbH & Co, 7129 Güglingen | Steuervorrichtung für das Verschwenken eines Drehpfluges |
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1974
- 1974-02-20 FR FR7405815A patent/FR2261434A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2261434A1 (en) | 1975-09-12 |