CH552140A - HYDRAULIC CHANGEOVER CONTROL DEVICE. - Google Patents
HYDRAULIC CHANGEOVER CONTROL DEVICE.Info
- Publication number
- CH552140A CH552140A CH382573A CH382573A CH552140A CH 552140 A CH552140 A CH 552140A CH 382573 A CH382573 A CH 382573A CH 382573 A CH382573 A CH 382573A CH 552140 A CH552140 A CH 552140A
- Authority
- CH
- Switzerland
- Prior art keywords
- control device
- changeover control
- hydraulic changeover
- hydraulic
- control
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/02—Details
- H01H33/28—Power arrangements internal to the switch for operating the driving mechanism
- H01H33/30—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator
- H01H33/34—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator hydraulic
-
- 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
- F15B13/01—Locking-valves or other detent i.e. load-holding devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/02—Details
- H01H33/28—Power arrangements internal to the switch for operating the driving mechanism
- H01H33/30—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator
- H01H2033/306—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator monitoring the pressure of the working fluid, e.g. for protection measures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/02—Details
- H01H33/28—Power arrangements internal to the switch for operating the driving mechanism
- H01H33/30—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator
- H01H2033/308—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator comprising control and pilot valves
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid-Driven Valves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19722213244 DE2213244A1 (en) | 1972-03-18 | 1972-03-18 | HYDRAULIC SWITCH-OVER SEAT VALVE OR CONTROLLED NON-RETURN VALVE |
Publications (1)
Publication Number | Publication Date |
---|---|
CH552140A true CH552140A (en) | 1974-07-31 |
Family
ID=5839359
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH382573A CH552140A (en) | 1972-03-18 | 1973-03-15 | HYDRAULIC CHANGEOVER CONTROL DEVICE. |
Country Status (2)
Country | Link |
---|---|
CH (1) | CH552140A (en) |
DE (1) | DE2213244A1 (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2705914C2 (en) * | 1977-02-09 | 1982-06-16 | Siemens AG, 1000 Berlin und 8000 München | Reversing valve |
ATE17413T1 (en) * | 1981-09-11 | 1986-01-15 | Heilmeier & Weinlein | HIGH PERFORMANCE ELECTRIC BREAKER WITH HYDRAULIC ACTUATION DEVICE. |
DE3222435A1 (en) * | 1982-06-15 | 1984-04-12 | Messerschmitt-Bölkow-Blohm GmbH, 8012 Ottobrunn | SWITCH VALVE FOR A HYDRAULIC ACTUATOR |
DE8300760U1 (en) * | 1983-01-13 | 1984-11-08 | Beringer-Hydraulik GmbH, Neuheim, Zug | Reversing seat valve |
DE3315541A1 (en) * | 1983-04-29 | 1984-10-31 | Rudolf 8204 Brannenburg Pickel | Control device for a releasable non-return valve |
DE3925771A1 (en) * | 1989-08-03 | 1991-02-07 | Rexroth Mannesmann Gmbh | DIRECTION VALVE WITH SEVERAL SWITCHING POSITIONS |
DE102013020585A1 (en) * | 2013-12-13 | 2015-06-18 | Hydac Fluidtechnik Gmbh | valve device |
-
1972
- 1972-03-18 DE DE19722213244 patent/DE2213244A1/en active Pending
-
1973
- 1973-03-15 CH CH382573A patent/CH552140A/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE2213244A1 (en) | 1973-09-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |