JPS6311822Y2 - - Google Patents
Info
- Publication number
- JPS6311822Y2 JPS6311822Y2 JP151279U JP151279U JPS6311822Y2 JP S6311822 Y2 JPS6311822 Y2 JP S6311822Y2 JP 151279 U JP151279 U JP 151279U JP 151279 U JP151279 U JP 151279U JP S6311822 Y2 JPS6311822 Y2 JP S6311822Y2
- Authority
- JP
- Japan
- Prior art keywords
- yoke
- magnet
- magnetic
- magnetic circuit
- height
- 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
- 229910000859 α-Fe Inorganic materials 0.000 claims description 11
- 229910000828 alnico Inorganic materials 0.000 description 6
- 230000004907 flux Effects 0.000 description 5
- 238000007796 conventional method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
Landscapes
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP151279U JPS6311822Y2 (enrdf_load_stackoverflow) | 1979-01-10 | 1979-01-10 | |
| US06/096,399 US4412104A (en) | 1978-11-24 | 1979-11-21 | Rectangular magnetic circuit for speaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP151279U JPS6311822Y2 (enrdf_load_stackoverflow) | 1979-01-10 | 1979-01-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS55102289U JPS55102289U (enrdf_load_stackoverflow) | 1980-07-16 |
| JPS6311822Y2 true JPS6311822Y2 (enrdf_load_stackoverflow) | 1988-04-06 |
Family
ID=28803729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP151279U Expired JPS6311822Y2 (enrdf_load_stackoverflow) | 1978-11-24 | 1979-01-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6311822Y2 (enrdf_load_stackoverflow) |
-
1979
- 1979-01-10 JP JP151279U patent/JPS6311822Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS55102289U (enrdf_load_stackoverflow) | 1980-07-16 |
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