FR2505443B1 - Indicateur de position pour vanne, notamment pour vanne de verrouillage - Google Patents
Indicateur de position pour vanne, notamment pour vanne de verrouillageInfo
- Publication number
- FR2505443B1 FR2505443B1 FR8109155A FR8109155A FR2505443B1 FR 2505443 B1 FR2505443 B1 FR 2505443B1 FR 8109155 A FR8109155 A FR 8109155A FR 8109155 A FR8109155 A FR 8109155A FR 2505443 B1 FR2505443 B1 FR 2505443B1
- Authority
- FR
- France
- Prior art keywords
- valve
- position indicator
- locking
- locking valve
- indicator
- 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.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
- G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
- G01D5/20—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature
- G01D5/2006—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the self-induction of one or more coils
- G01D5/2013—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the self-induction of one or more coils by a movable ferromagnetic element, e.g. a core
-
- 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
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
- F16K37/0025—Electrical or magnetic means
- F16K37/0041—Electrical or magnetic means for measuring valve parameters
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/06—Electromagnets; Actuators including electromagnets
- H01F7/08—Electromagnets; Actuators including electromagnets with armatures
- H01F7/16—Rectilinearly-movable armatures
- H01F2007/1684—Armature position measurement using coils
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8109155A FR2505443B1 (fr) | 1981-05-08 | 1981-05-08 | Indicateur de position pour vanne, notamment pour vanne de verrouillage |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8109155A FR2505443B1 (fr) | 1981-05-08 | 1981-05-08 | Indicateur de position pour vanne, notamment pour vanne de verrouillage |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2505443A1 FR2505443A1 (fr) | 1982-11-12 |
FR2505443B1 true FR2505443B1 (fr) | 1987-06-26 |
Family
ID=9258203
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8109155A Expired FR2505443B1 (fr) | 1981-05-08 | 1981-05-08 | Indicateur de position pour vanne, notamment pour vanne de verrouillage |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2505443B1 (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE8813817U1 (de) * | 1988-11-04 | 1990-03-01 | Hydac Technology GmbH, 6603 Sulzbach | Überwachtes Sitzventil |
FR2639107B1 (fr) * | 1988-11-14 | 1992-12-18 | Pont A Mousson | Procede et dispositif pour detecter l'etat d'une vanne |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3891918A (en) * | 1971-03-23 | 1975-06-24 | James F Ellis | Linear displacement transducer utilizing an oscillator whose average period varies as a linear function of the displacement |
US3789876A (en) * | 1973-04-06 | 1974-02-05 | Parker Hannifin Corp | Solenoid valve with electronic position indicator |
DK140387B (da) * | 1977-09-16 | 1979-08-13 | Radiometer Electronics As | Apparat til måling af relativ frekvensafvigelse. |
-
1981
- 1981-05-08 FR FR8109155A patent/FR2505443B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2505443A1 (fr) | 1982-11-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ER | Errata listed in the french official journal (bopi) |
Free format text: 45/82 |