JPH0357698U - - Google Patents
Info
- Publication number
- JPH0357698U JPH0357698U JP1989117973U JP11797389U JPH0357698U JP H0357698 U JPH0357698 U JP H0357698U JP 1989117973 U JP1989117973 U JP 1989117973U JP 11797389 U JP11797389 U JP 11797389U JP H0357698 U JPH0357698 U JP H0357698U
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm
- ballast
- acoustic transducer
- magnetic pole
- electromagnetic acoustic
- 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
- 238000003466 welding Methods 0.000 claims 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Landscapes
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
Description
第１図は従来の電磁型音響変換器の正面断面図
、第２図は同じくその欠点を説明するための要部
の拡大図、第３図は本考案に係る電磁型音響変換
器の正面断面図である。 ３……磁極を構成する鉄心、６……振動板、７
……バラスト、イ……熔接点、ロ……凹陥部。
、第２図は同じくその欠点を説明するための要部
の拡大図、第３図は本考案に係る電磁型音響変換
器の正面断面図である。 ３……磁極を構成する鉄心、６……振動板、７
……バラスト、イ……熔接点、ロ……凹陥部。
Claims (1)
- バラストを熔接した振動板と、該振動板と空隙
を介して対向する磁極とを有する電磁型音響変換
器において、前記バラストの溶接点を前記振動板
の略中央部とし、前記熔接点と対向する前記磁極
の端面に、前記バラストの熔接に伴う前記振動板
の凹凸変形面積よりも大きな孔径の凹陥部を設け
たことを特徴とする電磁型音響変換器。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989117973U JPH0357698U (ja) | 1989-10-09 | 1989-10-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989117973U JPH0357698U (ja) | 1989-10-09 | 1989-10-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0357698U true JPH0357698U (ja) | 1991-06-04 |
Family
ID=31666169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989117973U Pending JPH0357698U (ja) | 1989-10-09 | 1989-10-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0357698U (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002364985A (ja) * | 2001-06-11 | 2002-12-18 | Nippon Steel Corp | 炉内ライニング |
-
1989
- 1989-10-09 JP JP1989117973U patent/JPH0357698U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002364985A (ja) * | 2001-06-11 | 2002-12-18 | Nippon Steel Corp | 炉内ライニング |
| JP4575623B2 (ja) * | 2001-06-11 | 2010-11-04 | 新日本製鐵株式会社 | 炉内ライニング |