JPH0432970B2 - - Google Patents
Info
- Publication number
- JPH0432970B2 JPH0432970B2 JP58040588A JP4058883A JPH0432970B2 JP H0432970 B2 JPH0432970 B2 JP H0432970B2 JP 58040588 A JP58040588 A JP 58040588A JP 4058883 A JP4058883 A JP 4058883A JP H0432970 B2 JPH0432970 B2 JP H0432970B2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic sensor
- magnetic
- disk
- groove
- electric motor
- 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 - Lifetime
Links
- 230000005291 magnetic effect Effects 0.000 claims description 70
- 238000001514 detection method Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 4
- 239000003302 ferromagnetic material Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 7
- 230000005294 ferromagnetic effect Effects 0.000 description 3
- 239000000470 constituent Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- WPYVAWXEWQSOGY-UHFFFAOYSA-N indium antimonide Chemical compound [Sb]#[In] WPYVAWXEWQSOGY-UHFFFAOYSA-N 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
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
- G01D1/00—Measuring arrangements giving results other than momentary value of variable, of general application
- G01D1/16—Measuring arrangements giving results other than momentary value of variable, of general application giving a value which is a function of two or more values, e.g. product or ratio
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Linear Or Angular Velocity Measurement And Their Indicating Devices (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4058883A JPS59166812A (ja) | 1983-03-14 | 1983-03-14 | 電動機の一回転検出方式 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4058883A JPS59166812A (ja) | 1983-03-14 | 1983-03-14 | 電動機の一回転検出方式 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS59166812A JPS59166812A (ja) | 1984-09-20 |
JPH0432970B2 true JPH0432970B2 (US20090163788A1-20090625-C00002.png) | 1992-06-01 |
Family
ID=12584654
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4058883A Granted JPS59166812A (ja) | 1983-03-14 | 1983-03-14 | 電動機の一回転検出方式 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS59166812A (US20090163788A1-20090625-C00002.png) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0711528B2 (ja) * | 1985-09-30 | 1995-02-08 | 株式会社村田製作所 | 焦電形センサを用いた移動物体の移動速度検出装置 |
JPH07119625B2 (ja) * | 1986-02-27 | 1995-12-20 | キヤノン株式会社 | 変位検出装置 |
JP2546233B2 (ja) * | 1986-04-18 | 1996-10-23 | 株式会社ニコン | 磁気エンコ−ダ用磁気ヘツドの原点検出部 |
JPH065172B2 (ja) * | 1986-06-10 | 1994-01-19 | ヤマハ株式会社 | 磁気エンコーダ用磁気抵抗センサ |
JPS62289722A (ja) * | 1986-06-10 | 1987-12-16 | Yamaha Corp | 磁気エンコ−ダ用磁気抵抗センサ |
JP2564517B2 (ja) * | 1986-06-10 | 1996-12-18 | ヤマハ株式会社 | 磁気エンコ−ダ用磁気抵抗センサ |
JPH0690045B2 (ja) * | 1986-10-20 | 1994-11-14 | 株式会社日立製作所 | インデツクス信号センサ |
JP2630590B2 (ja) * | 1987-03-23 | 1997-07-16 | 株式会社ソキア | 磁気エンコーダの零点検出装置 |
JP2546282B2 (ja) * | 1987-08-12 | 1996-10-23 | 株式会社ニコン | 磁気エンコ−ダ用磁気ヘッドの原点検出部 |
JP2546281B2 (ja) * | 1987-08-12 | 1996-10-23 | 株式会社ニコン | 磁気エンコ−ダ用磁気ヘッドの原点検出部 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51151568A (en) * | 1975-06-20 | 1976-12-27 | Ono Sokki Co Ltd | Detector |
-
1983
- 1983-03-14 JP JP4058883A patent/JPS59166812A/ja active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51151568A (en) * | 1975-06-20 | 1976-12-27 | Ono Sokki Co Ltd | Detector |
Also Published As
Publication number | Publication date |
---|---|
JPS59166812A (ja) | 1984-09-20 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US6300758B1 (en) | Magnetoresistive sensor with reduced output signal jitter | |
US4369405A (en) | Rotational position detecting apparatus | |
EP0235750A2 (en) | Apparatus for magnetically detecting position or speed of moving body | |
US5680042A (en) | Magnetoresistive sensor with reduced output signal jitter | |
US5508608A (en) | Magnetic flux device for measuring rotary motions and for generating an electric alternating signal representative of the rotary motions | |
JPH0432970B2 (US20090163788A1-20090625-C00002.png) | ||
JPS59185665U (ja) | デジタルパルス発生システム | |
EP0080059B1 (en) | Eddy current responsive hall effect device tachometer | |
US6459261B1 (en) | Magnetic incremental motion detection system and method | |
US6803760B2 (en) | Apparatus and method for determining an angular position of a rotating component | |
JPH0350965B2 (US20090163788A1-20090625-C00002.png) | ||
JP2742551B2 (ja) | 回転センサ | |
JPS6363050B2 (US20090163788A1-20090625-C00002.png) | ||
JPH05336726A (ja) | 回転検出装置 | |
US6356076B1 (en) | System for outputting a plurality of signals as a collective representation of incremental movements of an object | |
JPH0127368B2 (US20090163788A1-20090625-C00002.png) | ||
JPS5842412B2 (ja) | 位置検出装置 | |
JPH069306Y2 (ja) | 位置検出装置 | |
JPH074986A (ja) | 基準位置検出装置 | |
JPH1010141A (ja) | 磁気式回転検出装置 | |
JP2502962B2 (ja) | 基準位置検出機能付位置センサ | |
JPS61278713A (ja) | 磁気式ロ−タリ−エンコ−ダ− | |
JPH052925B2 (US20090163788A1-20090625-C00002.png) | ||
JPH0136337B2 (US20090163788A1-20090625-C00002.png) | ||
JPH0469348B2 (US20090163788A1-20090625-C00002.png) |