JPS57171182A - Method of and apparatus for indicating valve position - Google Patents
Method of and apparatus for indicating valve positionInfo
- Publication number
- JPS57171182A JPS57171182A JP57000015A JP1582A JPS57171182A JP S57171182 A JPS57171182 A JP S57171182A JP 57000015 A JP57000015 A JP 57000015A JP 1582 A JP1582 A JP 1582A JP S57171182 A JPS57171182 A JP S57171182A
- Authority
- JP
- Japan
- Prior art keywords
- valve position
- indicating valve
- indicating
- valve
- Prior art date
- 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.)
- Pending
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
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/20—Other details, e.g. assembly with regulating devices
- F15B15/28—Means for indicating the position, e.g. end of stroke
- F15B15/2815—Position sensing, i.e. means for continuous measurement of position, e.g. LVDT
- F15B15/2838—Position sensing, i.e. means for continuous measurement of position, e.g. LVDT with out using position sensors, e.g. by volume flow measurement or pump speed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/16—Controlling or regulating processes or operations
- B22D11/18—Controlling or regulating processes or operations for pouring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
- B22D41/14—Closures
- B22D41/22—Closures sliding-gate type, i.e. having a fixed plate and a movable plate in sliding contact with each other for selective registry of their openings
- B22D41/38—Means for operating the sliding gate
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Analytical Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Control Of Position Or Direction (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Indication Of The Valve Opening Or Closing Status (AREA)
- Fluid-Pressure Circuits (AREA)
- Servomotors (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US22193380A | 1980-12-31 | 1980-12-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS57171182A true JPS57171182A (en) | 1982-10-21 |
Family
ID=22830029
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP57000015A Pending JPS57171182A (en) | 1980-12-31 | 1982-01-04 | Method of and apparatus for indicating valve position |
Country Status (9)
Country | Link |
---|---|
JP (1) | JPS57171182A (en) |
BR (1) | BR8108235A (en) |
CA (1) | CA1175564A (en) |
DE (1) | DE3151740A1 (en) |
ES (1) | ES508456A0 (en) |
FR (1) | FR2497338A1 (en) |
GB (1) | GB2094481A (en) |
IT (1) | IT8168726A0 (en) |
MX (1) | MX155514A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2020200930A (en) * | 2019-06-13 | 2020-12-17 | 株式会社東芝 | Device, method and program for detecting valve opening |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4429019C1 (en) * | 1994-08-16 | 1995-12-21 | Pleiger Maschf Paul | Hydraulic cylinder powered drive position indicator |
US20130060519A1 (en) * | 2010-05-06 | 2013-03-07 | Scandinavian Construction Comp. A/S | Encoder to determine the position of a piston in a hydraulic or a pneumatic cylinder |
EP2675745B1 (en) | 2011-02-16 | 2016-05-11 | Crown Equipment Corporation | Materials handling vehicle estimating a speed of a movable assembly from a lift motor speed |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1251225A (en) * | 1968-09-04 | 1971-10-27 | ||
NO123671B (en) * | 1968-12-30 | 1971-12-27 | Norsk Hydro Verksteder A S | |
GB1275844A (en) * | 1970-04-30 | 1972-05-24 | Mitsubishi Jukoyo Kabushiki Ka | Flow meter type valve-position indicator |
DE2759263C3 (en) * | 1977-12-31 | 1981-02-19 | Kracht Pumpen- Und Motorenfabrik Gmbh & Co Kg, 5980 Werdohl | Monitoring system for hydraulically operated fittings |
-
1981
- 1981-12-16 MX MX190681A patent/MX155514A/en unknown
- 1981-12-17 BR BR8108235A patent/BR8108235A/en not_active IP Right Cessation
- 1981-12-18 CA CA000392701A patent/CA1175564A/en not_active Expired
- 1981-12-23 GB GB8138810A patent/GB2094481A/en not_active Withdrawn
- 1981-12-28 FR FR8124308A patent/FR2497338A1/en active Pending
- 1981-12-29 DE DE19813151740 patent/DE3151740A1/en not_active Withdrawn
- 1981-12-30 ES ES508456A patent/ES508456A0/en active Granted
- 1981-12-30 IT IT8168726A patent/IT8168726A0/en unknown
-
1982
- 1982-01-04 JP JP57000015A patent/JPS57171182A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2020200930A (en) * | 2019-06-13 | 2020-12-17 | 株式会社東芝 | Device, method and program for detecting valve opening |
Also Published As
Publication number | Publication date |
---|---|
IT8168726A0 (en) | 1981-12-30 |
FR2497338A1 (en) | 1982-07-02 |
GB2094481A (en) | 1982-09-15 |
DE3151740A1 (en) | 1982-09-16 |
ES8301020A1 (en) | 1982-11-01 |
ES508456A0 (en) | 1982-11-01 |
CA1175564A (en) | 1984-10-02 |
BR8108235A (en) | 1982-10-05 |
MX155514A (en) | 1988-03-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS5724810A (en) | Method of and apparatus for measuring contour of surface | |
JPS57124269A (en) | Range measuring method and apparatus | |
GB2043901B (en) | Method and apparatus for measuring flow | |
JPS5724219A (en) | Vessel, method of forming vessel and device for forming vessel | |
JPS57113157A (en) | Method and apparatus for inspecting function of indicator | |
GB2073661B (en) | Apparatus and method for persolalizing checks | |
JPS5720612A (en) | Method of and apparatus for measuring fluid | |
GB2123967B (en) | Method and apparatus for measuring volume | |
JPS5754862A (en) | Method of and apparatus for detecting and quantization | |
IL64556A0 (en) | Method and apparatus for batterymolding | |
JPS56150302A (en) | Contactless method of and apparatus for measuring dimensions | |
JPS5724825A (en) | Method of and apparatus for measuring position of boundary face between different materials | |
GB2075718B (en) | Method and apparatus for combustion control | |
JPS56125613A (en) | Method of and apparatus for temperature indication | |
DE3172294D1 (en) | Method and apparatus for determining the shape of objects | |
JPS57189044A (en) | Method and device for measuring gas | |
JPS5753610A (en) | Method of and apparatus for measuring surface shape | |
JPS5724865A (en) | Method of and apparatus for measuring resistance | |
GB2073882B (en) | Method and apparatus for measuring colloidal stability | |
DE3374437D1 (en) | Apparatus and method for measuring the filterability of a fluid | |
JPS5712306A (en) | Apparatus for and method of sensing pneumatic radius | |
JPS57171182A (en) | Method of and apparatus for indicating valve position | |
JPS56135150A (en) | Apparatus for and method of inspecting surface | |
JPS5786418A (en) | Method and apparatus for packing coil | |
JPS5768315A (en) | Method and apparatus for packing coil |