JPS6367140B2 - - Google Patents
Info
- Publication number
- JPS6367140B2 JPS6367140B2 JP56030524A JP3052481A JPS6367140B2 JP S6367140 B2 JPS6367140 B2 JP S6367140B2 JP 56030524 A JP56030524 A JP 56030524A JP 3052481 A JP3052481 A JP 3052481A JP S6367140 B2 JPS6367140 B2 JP S6367140B2
- Authority
- JP
- Japan
- Prior art keywords
- donut
- shaped
- magnet
- coil
- disk
- 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
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 84
- 229910052742 iron Inorganic materials 0.000 claims description 40
- 238000001514 detection method Methods 0.000 claims description 27
- 239000000758 substrate Substances 0.000 claims description 15
- 238000004804 winding Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- 230000035699 permeability Effects 0.000 claims description 5
- 230000004907 flux Effects 0.000 description 11
- 238000010586 diagram Methods 0.000 description 7
- 238000009826 distribution Methods 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 238000010248 power generation Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000005415 magnetization Effects 0.000 description 3
- 229910000859 α-Fe Inorganic materials 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Classifications
-
- 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
- G01P3/46—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring amplitude of generated current or voltage
- G01P3/465—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring amplitude of generated current or voltage by using dynamo-electro tachometers or electric generator
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56030524A JPS57146164A (en) | 1981-03-05 | 1981-03-05 | Speed detecting device for disk type motor |
| US06/345,420 US4499420A (en) | 1981-03-05 | 1982-02-03 | Disk type motor speed detecting device |
| DE3205080A DE3205080C2 (de) | 1981-03-05 | 1982-02-12 | Meßvorrichtung zur Motorgeschwindigkeits-Erfassung |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56030524A JPS57146164A (en) | 1981-03-05 | 1981-03-05 | Speed detecting device for disk type motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57146164A JPS57146164A (en) | 1982-09-09 |
| JPS6367140B2 true JPS6367140B2 (US07179912-20070220-C00144.png) | 1988-12-23 |
Family
ID=12306194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56030524A Granted JPS57146164A (en) | 1981-03-05 | 1981-03-05 | Speed detecting device for disk type motor |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US4499420A (US07179912-20070220-C00144.png) |
| JP (1) | JPS57146164A (US07179912-20070220-C00144.png) |
| DE (1) | DE3205080C2 (US07179912-20070220-C00144.png) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02111705U (US07179912-20070220-C00144.png) * | 1989-02-23 | 1990-09-06 |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4737674A (en) * | 1986-10-17 | 1988-04-12 | Shicoh Engineering Co., Ltd. | Single phase brushless motor with a core |
| US4739203A (en) * | 1986-10-24 | 1988-04-19 | Shicoh Engineering Co. Ltd. | Single-phase brushless motor with cogging features |
| US5004981A (en) * | 1988-11-18 | 1991-04-02 | Mitsubishi Jidosha Kogyo Kabushiki Kaisha | Detector device for simultaneously detecting both the direction and number of rotations of rotating member |
| FR2660028B1 (fr) * | 1990-03-20 | 1994-12-09 | Roulements Soc Nouvelle | Roulement a capteur de position angulaire. |
| US5369323A (en) * | 1991-10-28 | 1994-11-29 | Slonix Engineering | Composite magnet stepper motor |
| US5258735A (en) * | 1991-10-28 | 1993-11-02 | Allwine Jr Elmer C | Multi-pole composite magnet used in a magnetic encoder |
| DE19630764A1 (de) * | 1995-09-29 | 1997-04-03 | Bosch Gmbh Robert | Meßvorrichtung zur berührungslosen Erfassung einer Relativbewegung |
| DE19726691A1 (de) * | 1997-06-24 | 1999-01-07 | Itt Mfg Enterprises Inc | Drehwinkelsensor mit einem asymmetrisch angeordneten Permanentmagneten |
| FR2765043B1 (fr) * | 1997-06-24 | 2001-02-16 | Rockwell Lvs | Motoreducteur d'activation d'un organe fonctionnel de vehicule automobile |
| WO1999019962A1 (en) * | 1997-10-16 | 1999-04-22 | Omnidyne Inc. | Generators and transformers with toroidally wound stator winding |
| JP3517350B2 (ja) * | 1998-03-18 | 2004-04-12 | アスモ株式会社 | モータ |
| US6323641B1 (en) * | 1999-05-13 | 2001-11-27 | Cts Corporation | Non-contacting position sensor with helical flux linkage |
| US7237748B2 (en) * | 2003-12-15 | 2007-07-03 | Delos Aerospace, Llc | Landing gear method and apparatus for braking and maneuvering |
| EP1783461B1 (en) * | 2004-08-03 | 2017-10-11 | NTN Corporation | Bearing with absolute angle sensor |
| GB0523069D0 (en) * | 2005-11-11 | 2005-12-21 | Airbus Uk Ltd | Aircraft braking system |
| ES2343559B1 (es) * | 2008-02-04 | 2011-04-08 | Universidade Da Coruña | Sensor de velocidad angular y vibraciones torsionales basado en imanes permanentes. |
| IT202200002654A1 (it) * | 2022-02-14 | 2023-08-14 | Domino S R L | Sistema per misurare la rotazione di una manopola del gas di un veicolo |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB212619A (en) * | 1922-12-09 | 1924-03-10 | British Thomson Houston Co Ltd | Improvements in and relating to dynamo-electric machines |
| GB621202A (en) * | 1943-10-13 | 1949-04-06 | Arthur Jean Ducruet | Magneto machine for calling on a telephonic apparatus |
| JPS5920267B2 (ja) * | 1975-10-22 | 1984-05-11 | 株式会社日立製作所 | 周波数発電機付電動機 |
| JPS5389912A (en) * | 1977-01-19 | 1978-08-08 | Hitachi Ltd | Dc brushless motor |
| JPS5574349A (en) * | 1978-11-29 | 1980-06-04 | Marantz Japan Inc | Flat type motor |
| JPS552390A (en) * | 1979-04-24 | 1980-01-09 | Stanley Electric Co Ltd | Revolving vane of motor-type fan |
-
1981
- 1981-03-05 JP JP56030524A patent/JPS57146164A/ja active Granted
-
1982
- 1982-02-03 US US06/345,420 patent/US4499420A/en not_active Expired - Fee Related
- 1982-02-12 DE DE3205080A patent/DE3205080C2/de not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02111705U (US07179912-20070220-C00144.png) * | 1989-02-23 | 1990-09-06 |
Also Published As
| Publication number | Publication date |
|---|---|
| US4499420A (en) | 1985-02-12 |
| JPS57146164A (en) | 1982-09-09 |
| DE3205080A1 (de) | 1982-09-30 |
| DE3205080C2 (de) | 1987-02-26 |
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