BR8201518A - Corpo de ima permanente de material magnetico combinado com plastico,processo para a sua fabricacao,bem como velocimetro de correntes parasitas com um tal corpo de ima permanente - Google Patents
Corpo de ima permanente de material magnetico combinado com plastico,processo para a sua fabricacao,bem como velocimetro de correntes parasitas com um tal corpo de ima permanenteInfo
- Publication number
- BR8201518A BR8201518A BR8201518A BR8201518A BR8201518A BR 8201518 A BR8201518 A BR 8201518A BR 8201518 A BR8201518 A BR 8201518A BR 8201518 A BR8201518 A BR 8201518A BR 8201518 A BR8201518 A BR 8201518A
- Authority
- BR
- Brazil
- Prior art keywords
- ima
- permanent
- manufacture
- plastic
- well
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K49/00—Dynamo-electric clutches; Dynamo-electric brakes
- H02K49/02—Dynamo-electric clutches; Dynamo-electric brakes of the asynchronous induction type
- H02K49/04—Dynamo-electric clutches; Dynamo-electric brakes of the asynchronous induction type of the eddy-current hysteresis type
- H02K49/043—Dynamo-electric clutches; Dynamo-electric brakes of the asynchronous induction type of the eddy-current hysteresis type with a radial airgap
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/42—Devices characterised by the use of electric or magnetic means
- G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
- G01P3/49—Devices characterised by the use of electric or magnetic means for measuring angular speed using eddy currents
- G01P3/495—Devices characterised by the use of electric or magnetic means for measuring angular speed using eddy currents where the indicating means responds to forces produced by the eddy currents and the generating magnetic field
- G01P3/4956—Devices characterised by the use of electric or magnetic means for measuring angular speed using eddy currents where the indicating means responds to forces produced by the eddy currents and the generating magnetic field with thermal compensation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
- H01F1/04—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys
- H01F1/06—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys in the form of particles, e.g. powder
- H01F1/08—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together
- H01F1/083—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together in a bonding agent
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
- H01F1/10—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure
- H01F1/11—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure in the form of particles
- H01F1/113—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure in the form of particles in a bonding agent
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
- Hard Magnetic Materials (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19813113234 DE3113234A1 (de) | 1981-04-02 | 1981-04-02 | Dauermagnetkoerper aus kunststoff-gebundenem magnetmaterial, verfahren zu seiner herstellung sowie wirbelstromtachometer mit einem solchen dauermagnetkoerper |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8201518A true BR8201518A (pt) | 1983-02-08 |
Family
ID=6129100
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8201518A BR8201518A (pt) | 1981-04-02 | 1982-03-19 | Corpo de ima permanente de material magnetico combinado com plastico,processo para a sua fabricacao,bem como velocimetro de correntes parasitas com um tal corpo de ima permanente |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0062134A1 (pt) |
JP (1) | JPS57182175A (pt) |
BR (1) | BR8201518A (pt) |
DE (1) | DE3113234A1 (pt) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0277621A (ja) * | 1988-09-14 | 1990-03-16 | Yazaki Corp | ガスメータ |
US5543672A (en) * | 1989-10-18 | 1996-08-06 | Yazaki Corporation | Rotation detecting device with magnet brake |
DE19651614B4 (de) * | 1996-12-12 | 2005-03-24 | Siemens Ag | Wirbelstrommeßwerk für ein Zeigerinstrument |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH295518A (de) * | 1950-05-09 | 1953-12-31 | Siemens Ag | Magnetanordnung mit einem aus magnetischem Pulver mit Bindemittelzusatz hergestellten Magnetkörper. |
DE1270703B (de) * | 1963-12-18 | 1968-06-20 | Magnetfab Bonn Gmbh | Verfahren zur Herstellung von Dauermagneten |
DE2232422C2 (de) * | 1972-07-01 | 1984-03-08 | Max 5060 Bergisch Gladbach Baermann | Wirbelstromtachometer mit Temperaturkompensation |
US3980913A (en) * | 1975-03-20 | 1976-09-14 | The Bendix Corporation | Magnetic speed sensor |
-
1981
- 1981-04-02 DE DE19813113234 patent/DE3113234A1/de not_active Withdrawn
-
1982
- 1982-01-14 EP EP82100206A patent/EP0062134A1/de not_active Withdrawn
- 1982-03-19 BR BR8201518A patent/BR8201518A/pt unknown
- 1982-04-01 JP JP5235782A patent/JPS57182175A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP0062134A1 (de) | 1982-10-13 |
JPS57182175A (en) | 1982-11-09 |
DE3113234A1 (de) | 1982-10-21 |
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