JPS49100489A - - Google Patents
Info
- Publication number
- JPS49100489A JPS49100489A JP48012708A JP1270873A JPS49100489A JP S49100489 A JPS49100489 A JP S49100489A JP 48012708 A JP48012708 A JP 48012708A JP 1270873 A JP1270873 A JP 1270873A JP S49100489 A JPS49100489 A JP S49100489A
- Authority
- JP
- Japan
- 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.)
- Granted
Links
Classifications
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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
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/16—Characterised by the construction of the motor unit of the straight-cylinder type of the telescopic type
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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
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/16—Special measures for feedback, e.g. by a follow-up device
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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
- F15B9/00—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member
- F15B9/02—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type
- F15B9/03—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type with electrical control means
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Servomotors (AREA)
- Fluid-Pressure Circuits (AREA)
- Actuator (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1270873A JPS5321073B2 (en) | 1973-01-31 | 1973-01-31 | |
SE7305434A SE398914B (en) | 1973-01-31 | 1973-04-17 | MULTI-STEP CYLINDER WITH AT LEAST ONE STEP-STEP CYLINDER AND ONE SECOND-STEP CYLINDER |
US353612A US3904416A (en) | 1973-01-31 | 1973-04-23 | Multistage cylinder |
DE2321820A DE2321820A1 (en) | 1973-01-31 | 1973-04-30 | MULTI-STAGE CYLINDER |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1270873A JPS5321073B2 (en) | 1973-01-31 | 1973-01-31 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS49100489A true JPS49100489A (en) | 1974-09-24 |
JPS5321073B2 JPS5321073B2 (en) | 1978-06-30 |
Family
ID=11812898
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1270873A Expired JPS5321073B2 (en) | 1973-01-31 | 1973-01-31 |
Country Status (4)
Country | Link |
---|---|
US (1) | US3904416A (en) |
JP (1) | JPS5321073B2 (en) |
DE (1) | DE2321820A1 (en) |
SE (1) | SE398914B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009268882A (en) * | 2008-05-06 | 2009-11-19 | Jih-I Ou | Multifunctional air circulation improving system |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4033250A (en) * | 1975-06-18 | 1977-07-05 | The Babcock & Wilcox Company | Pneumatic buffering system |
JPS53151764U (en) * | 1977-04-30 | 1978-11-29 | ||
GB1596997A (en) * | 1977-08-10 | 1981-09-03 | Fletcher Sutcliffe Wild Ltd | Hydraulic equipment |
DE2909267C3 (en) * | 1979-03-09 | 1981-12-24 | Industrie-Werke Karlsruhe Augsburg AG Zweigniederlassung Keller & Knappich Augsburg, 8900 Augsburg | Friction welding machine with extended work area |
US4370982A (en) * | 1980-09-10 | 1983-02-01 | Medrad, Inc. | Method and apparatus for injecting and for controlling the pressure of fluid being injected into a catheter |
DE3416463A1 (en) * | 1984-05-04 | 1985-11-07 | Peter 7117 Bretzfeld Herrmann | MULTI-STROKE ACTUATING CYLINDER |
FR2565882B2 (en) * | 1984-06-13 | 1987-09-18 | Centre Nat Rech Scient | CONNECTION DEVICE WITH MULTIPLE DEGREES OF FREEDOM |
DE3436679A1 (en) * | 1984-10-05 | 1986-04-10 | Franz 8922 Peiting Henke | Hydropneumatic drive device |
DE3816092C2 (en) * | 1987-05-28 | 1996-12-05 | Noell Serv & Maschtechn Gmbh | Hydraulic lifting cylinder |
DE3804163A1 (en) * | 1988-02-11 | 1989-08-24 | Reinhard Lipinski | PRESSURE-OPERATED ACTUATOR OR WORKING DEVICE |
FR2659398B1 (en) * | 1990-03-06 | 1992-07-10 | Ppm Sa | MULTIPLE JACK, CIRCUIT FOR SUPPLYING SUCH A JACK, AND TELESCOPIC BOOM USING THE JACK. |
US5255591A (en) * | 1991-10-03 | 1993-10-26 | Nathan Gottlieb | Fluid powered indexing apparatus |
US5249502A (en) * | 1992-01-13 | 1993-10-05 | Mijo Radocaj | Double action, dual speed and force hydraulic actuators |
DE4203883A1 (en) * | 1992-02-11 | 1993-08-12 | Buehler Optima Maschf | WASTE SCALE |
DE4209649C2 (en) * | 1992-03-25 | 1998-12-24 | Schloemann Siemag Ag | Multi-stage hydraulic pressure cylinder |
US5613418A (en) * | 1992-03-25 | 1997-03-25 | Man Gutehoffnungshutte Aktiengesellschaft | Multiple-stage hydraulic cylinder |
US5909921A (en) * | 1997-04-11 | 1999-06-08 | Nesbeth; Roleto E. | Lift device and system for a pick-up truck cargo cover |
US20050029690A1 (en) * | 2003-08-08 | 2005-02-10 | George Burlow | Method and apparatus for manufacturing compressed earthen blocks |
FR2948095B1 (en) * | 2009-07-15 | 2012-01-20 | Messier Dowty Sa | DOUBLE STEERING FUNCTION STEERING AND LIFTING FOR FRONT CLEARING TRAIN |
US9481452B2 (en) * | 2010-11-22 | 2016-11-01 | The Boeing Company | Hydraulic actuator for semi levered landing gear |
CA2937421C (en) | 2014-02-06 | 2021-05-11 | Ensign Drilling Partnership | Hydraulic multi-displacement hoisting cylinder system |
CN105889167A (en) * | 2014-12-12 | 2016-08-24 | 唐维 | Self-locking type multi-stage hydraulic oil cylinder |
CN105782164B (en) * | 2016-05-26 | 2017-11-14 | 中国人民解放军国防科学技术大学 | Multicarity hydraulic cylinder and its control system and control method |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2173358A (en) * | 1937-03-23 | 1939-09-19 | Hydraulic Press Corp Inc | Press with work ejector |
US2510314A (en) * | 1943-12-17 | 1950-06-06 | Deere Mfg Co | Fluid pressure motor |
US2397106A (en) * | 1945-03-09 | 1946-03-26 | Haller John | Fluid transmission system for machine tools |
BE549582A (en) * | 1955-08-03 | |||
US2933070A (en) * | 1958-08-12 | 1960-04-19 | Rheinstahl Siegener Eisenbahnb | Double-acting hydraulic jack |
US3139004A (en) * | 1961-08-28 | 1964-06-30 | Coe Mfg Co | Pressure fluid actuated power means for a veneer lathe |
US3236620A (en) * | 1962-03-14 | 1966-02-22 | Corning Glass Works | Glass blowing machine blowhead and article cooling tube combination |
US3285287A (en) * | 1963-07-17 | 1966-11-15 | Itt | Pressure equalizing plural valve structure |
GB1030717A (en) * | 1963-09-17 | 1966-05-25 | Decca Ltd | Improvements in or relating to two-stage fluid pressure operated piston and cylinderassemblies |
US3602326A (en) * | 1969-08-22 | 1971-08-31 | Garrison Mfg Co Inc | Dual power steering system |
US3696712A (en) * | 1970-09-28 | 1972-10-10 | Kidde & Co Walter | Multi-section hydraulic ram |
-
1973
- 1973-01-31 JP JP1270873A patent/JPS5321073B2/ja not_active Expired
- 1973-04-17 SE SE7305434A patent/SE398914B/en unknown
- 1973-04-23 US US353612A patent/US3904416A/en not_active Expired - Lifetime
- 1973-04-30 DE DE2321820A patent/DE2321820A1/en not_active Ceased
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009268882A (en) * | 2008-05-06 | 2009-11-19 | Jih-I Ou | Multifunctional air circulation improving system |
Also Published As
Publication number | Publication date |
---|---|
DE2321820A1 (en) | 1974-08-08 |
US3904416A (en) | 1975-09-09 |
SE398914B (en) | 1978-01-23 |
JPS5321073B2 (en) | 1978-06-30 |