JPH0635128Y2 - 位置検出器 - Google Patents
位置検出器Info
- Publication number
- JPH0635128Y2 JPH0635128Y2 JP1989050490U JP5049089U JPH0635128Y2 JP H0635128 Y2 JPH0635128 Y2 JP H0635128Y2 JP 1989050490 U JP1989050490 U JP 1989050490U JP 5049089 U JP5049089 U JP 5049089U JP H0635128 Y2 JPH0635128 Y2 JP H0635128Y2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- permanent magnet
- position detector
- relative distance
- detection element
- 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
- 238000001514 detection method Methods 0.000 claims description 24
- 239000000696 magnetic material Substances 0.000 claims description 14
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 3
- 229910052779 Neodymium Inorganic materials 0.000 claims description 3
- 229910052796 boron Inorganic materials 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 description 18
- 230000004907 flux Effects 0.000 description 14
- 239000000463 material Substances 0.000 description 2
- 239000002131 composite material Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method 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
- 239000000758 substrate Substances 0.000 description 1
Landscapes
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989050490U JPH0635128Y2 (ja) | 1989-04-27 | 1989-04-27 | 位置検出器 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989050490U JPH0635128Y2 (ja) | 1989-04-27 | 1989-04-27 | 位置検出器 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02140410U JPH02140410U (en]) | 1990-11-26 |
| JPH0635128Y2 true JPH0635128Y2 (ja) | 1994-09-14 |
Family
ID=31569082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989050490U Expired - Lifetime JPH0635128Y2 (ja) | 1989-04-27 | 1989-04-27 | 位置検出器 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0635128Y2 (en]) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4247622B2 (ja) * | 2004-08-19 | 2009-04-02 | ソニー株式会社 | レンズ位置検出装置およびレンズ鏡筒並びに撮像装置 |
| KR101231489B1 (ko) * | 2004-08-19 | 2013-02-07 | 소니 주식회사 | 위치 검출 기구가 설치된 렌즈 경통 및 촬상 장치 |
| JP4679984B2 (ja) * | 2005-07-06 | 2011-05-11 | 日本電産サーボ株式会社 | 把持検知装置 |
| JP2016145721A (ja) * | 2015-02-06 | 2016-08-12 | 日立金属株式会社 | 距離測定システム及び距離測定方法 |
| JP6672656B2 (ja) * | 2015-09-15 | 2020-03-25 | リコーイメージング株式会社 | 位置検出装置及び光学装置 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4866866A (en]) * | 1971-12-15 | 1973-09-13 |
-
1989
- 1989-04-27 JP JP1989050490U patent/JPH0635128Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH02140410U (en]) | 1990-11-26 |
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