WO2002029255A1 - Fluid-activated adjustment and manoeuvre device - Google Patents
Fluid-activated adjustment and manoeuvre device Download PDFInfo
- Publication number
- WO2002029255A1 WO2002029255A1 PCT/SE2000/001942 SE0001942W WO0229255A1 WO 2002029255 A1 WO2002029255 A1 WO 2002029255A1 SE 0001942 W SE0001942 W SE 0001942W WO 0229255 A1 WO0229255 A1 WO 0229255A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- fluid
- groove
- piston
- housing
- axle
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K47/00—Means in valves for absorbing fluid energy
- F16K47/08—Means in valves for absorbing fluid energy for decreasing pressure or noise level and having a throttling member separate from the closure member, e.g. screens, slots, labyrinths
- F16K47/12—Means in valves for absorbing fluid energy for decreasing pressure or noise level and having a throttling member separate from the closure member, e.g. screens, slots, labyrinths the throttling channel being of helical form
-
- 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
- F15B9/08—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 controlled by valves affecting the fluid feed or the fluid outlet of the servomotor
- F15B9/10—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 controlled by valves affecting the fluid feed or the fluid outlet of the servomotor in which the controlling element and the servomotor each controls a separate member, these members influencing different fluid passages or the same passage
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU2001215624A AU2001215624A1 (en) | 2000-10-06 | 2000-10-06 | Fluid-activated adjustment and manoeuvre device |
PCT/SE2000/001942 WO2002029255A1 (en) | 1999-04-12 | 2000-10-06 | Fluid-activated adjustment and manoeuvre device |
EP00978138A EP1354140A1 (en) | 2000-10-06 | 2000-10-06 | Fluid-activated adjustment and manoeuvre device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9901287A SE523134C2 (en) | 1999-04-12 | 1999-04-12 | Servo actuated valve for pressure medium, contains non rotating piston with communicating through channel and spiral groove |
PCT/SE2000/001942 WO2002029255A1 (en) | 1999-04-12 | 2000-10-06 | Fluid-activated adjustment and manoeuvre device |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2002029255A1 true WO2002029255A1 (en) | 2002-04-11 |
Family
ID=26655119
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/SE2000/001942 WO2002029255A1 (en) | 1999-04-12 | 2000-10-06 | Fluid-activated adjustment and manoeuvre device |
Country Status (1)
Country | Link |
---|---|
WO (1) | WO2002029255A1 (en) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE706193C (en) * | 1935-08-23 | 1941-05-20 | Messerschmitt Boelkow Blohm | Adjusting device to be operated by a pressure medium |
US3863546A (en) * | 1972-05-27 | 1975-02-04 | Mitsubishi Metal Mining Co Ltd | Control valve and fluid motor arrangement |
US3905275A (en) * | 1972-04-28 | 1975-09-16 | Mitsubishi Kinzou Kogyo Kabush | Hydraulic control valve for rotary servo-mechanism |
-
2000
- 2000-10-06 WO PCT/SE2000/001942 patent/WO2002029255A1/en not_active Application Discontinuation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE706193C (en) * | 1935-08-23 | 1941-05-20 | Messerschmitt Boelkow Blohm | Adjusting device to be operated by a pressure medium |
US3905275A (en) * | 1972-04-28 | 1975-09-16 | Mitsubishi Kinzou Kogyo Kabush | Hydraulic control valve for rotary servo-mechanism |
US3863546A (en) * | 1972-05-27 | 1975-02-04 | Mitsubishi Metal Mining Co Ltd | Control valve and fluid motor arrangement |
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