JPH01171580U - - Google Patents
Info
- Publication number
- JPH01171580U JPH01171580U JP6639188U JP6639188U JPH01171580U JP H01171580 U JPH01171580 U JP H01171580U JP 6639188 U JP6639188 U JP 6639188U JP 6639188 U JP6639188 U JP 6639188U JP H01171580 U JPH01171580 U JP H01171580U
- Authority
- JP
- Japan
- Prior art keywords
- yoke
- permanent magnet
- fixed
- open end
- voice coil
- 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.)
- Pending
Links
- 239000003302 ferromagnetic material Substances 0.000 claims 2
- 229910052692 Dysprosium Inorganic materials 0.000 claims 1
- 229910052779 Neodymium Inorganic materials 0.000 claims 1
- 229910052777 Praseodymium Inorganic materials 0.000 claims 1
- 239000004020 conductor Substances 0.000 claims 1
- 230000005291 magnetic effect Effects 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 230000001681 protective effect Effects 0.000 claims 1
- 229910052761 rare earth metal Inorganic materials 0.000 claims 1
Landscapes
- Iron Core Of Rotating Electric Machines (AREA)
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6639188U JPH01171580U (enExample) | 1988-05-20 | 1988-05-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6639188U JPH01171580U (enExample) | 1988-05-20 | 1988-05-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01171580U true JPH01171580U (enExample) | 1989-12-05 |
Family
ID=31291797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6639188U Pending JPH01171580U (enExample) | 1988-05-20 | 1988-05-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01171580U (enExample) |
-
1988
- 1988-05-20 JP JP6639188U patent/JPH01171580U/ja active Pending
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