NO138260C - ELECTROHYDRAULIC CONVERTER. - Google Patents
ELECTROHYDRAULIC CONVERTER.Info
- Publication number
- NO138260C NO138260C NO167671A NO167671A NO138260C NO 138260 C NO138260 C NO 138260C NO 167671 A NO167671 A NO 167671A NO 167671 A NO167671 A NO 167671A NO 138260 C NO138260 C NO 138260C
- Authority
- NO
- Norway
- Prior art keywords
- electrohydraulic converter
- electrohydraulic
- converter
- Prior art date
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
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/08—Servomotor systems incorporating electrically operated control means
-
- 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
- F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
- F15B13/042—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure
- F15B13/043—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with electrically-controlled pilot valves
- F15B13/0433—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with electrically-controlled pilot valves the pilot valves being pressure control valves
-
- 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
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/04—Special measures taken in connection with the properties of the fluid
- F15B21/042—Controlling the temperature of the fluid
-
- 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
- F15B5/00—Transducers converting variations of physical quantities, e.g. expressed by variations in positions of members, into fluid-pressure variations or vice versa; Varying fluid pressure as a function of variations of a plurality of fluid pressures or variations of other quantities
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15C—FLUID-CIRCUIT ELEMENTS PREDOMINANTLY USED FOR COMPUTING OR CONTROL PURPOSES
- F15C1/00—Circuit elements having no moving parts
- F15C1/02—Details, e.g. special constructional devices for circuits with fluid elements, such as resistances, capacitive circuit elements; devices preventing reaction coupling in composite elements ; Switch boards; Programme devices
- F15C1/04—Means for controlling fluid streams to fluid devices, e.g. by electric signals or other signals, no mixing taking place between the signal and the flow to be controlled
-
- 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
- Y10T137/00—Fluid handling
- Y10T137/0318—Processes
- Y10T137/0391—Affecting flow by the addition of material or energy
-
- 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
- Y10T137/00—Fluid handling
- Y10T137/206—Flow affected by fluid contact, energy field or coanda effect [e.g., pure fluid device or system]
- Y10T137/218—Means to regulate or vary operation of device
- Y10T137/2191—By non-fluid energy field affecting input [e.g., transducer]
- Y10T137/2196—Acoustical or thermal energy
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Theoretical Computer Science (AREA)
- Fluid-Pressure Circuits (AREA)
- Control Of Resistance Heating (AREA)
- Servomotors (AREA)
- Instantaneous Water Boilers, Portable Hot-Water Supply Apparatuses, And Control Of Portable Hot-Water Supply Apparatuses (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH682270A CH523433A (en) | 1970-05-06 | 1970-05-06 | Electro-hydraulic converter |
CH459371A CH535898A (en) | 1970-05-06 | 1971-03-30 | Electro-hydraulic converter |
Publications (2)
Publication Number | Publication Date |
---|---|
NO138260B NO138260B (en) | 1978-04-24 |
NO138260C true NO138260C (en) | 1978-08-02 |
Family
ID=25695835
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO167671A NO138260C (en) | 1970-05-06 | 1971-05-05 | ELECTROHYDRAULIC CONVERTER. |
Country Status (9)
Country | Link |
---|---|
US (1) | US3805843A (en) |
JP (1) | JPS5426731B1 (en) |
BE (1) | BE766726A (en) |
CH (1) | CH535898A (en) |
FR (1) | FR2088372B1 (en) |
GB (1) | GB1347317A (en) |
NL (1) | NL7106109A (en) |
NO (1) | NO138260C (en) |
SE (1) | SE371258B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105546164B (en) * | 2016-01-07 | 2017-11-14 | 上海宝冶工程技术有限公司 | A kind of high temperature corrosion-resisting medium prepares the freezing valve of purifier apparatus |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1911066A (en) * | 1930-05-05 | 1933-05-23 | Doble Abner | Thermostat construction |
US3334641A (en) * | 1964-06-26 | 1967-08-08 | Johnson Service Co | Fluid stream control apparatus |
US3678243A (en) * | 1969-12-27 | 1972-07-18 | Chisso Corp | Method for levelling the temperature of an electrically heated pipeline |
-
1971
- 1971-03-30 CH CH459371A patent/CH535898A/en not_active IP Right Cessation
- 1971-04-30 SE SE563371A patent/SE371258B/xx unknown
- 1971-05-03 US US13952371 patent/US3805843A/en not_active Expired - Lifetime
- 1971-05-04 NL NL7106109A patent/NL7106109A/xx unknown
- 1971-05-05 NO NO167671A patent/NO138260C/en unknown
- 1971-05-05 FR FR7116150A patent/FR2088372B1/fr not_active Expired
- 1971-05-05 BE BE766726A patent/BE766726A/en unknown
- 1971-05-06 JP JP2952071A patent/JPS5426731B1/ja active Pending
- 1971-05-06 GB GB1354171A patent/GB1347317A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2088372A1 (en) | 1972-01-07 |
FR2088372B1 (en) | 1974-04-26 |
SE371258B (en) | 1974-11-11 |
CH535898A (en) | 1973-04-15 |
NO138260B (en) | 1978-04-24 |
DE2119957B2 (en) | 1976-12-09 |
US3805843A (en) | 1974-04-23 |
NL7106109A (en) | 1971-11-09 |
JPS5426731B1 (en) | 1979-09-05 |
DE2119957A1 (en) | 1971-11-25 |
GB1347317A (en) | 1974-02-27 |
BE766726A (en) | 1971-10-01 |
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