JPH0117906Y2 - - Google Patents
Info
- Publication number
- JPH0117906Y2 JPH0117906Y2 JP20188984U JP20188984U JPH0117906Y2 JP H0117906 Y2 JPH0117906 Y2 JP H0117906Y2 JP 20188984 U JP20188984 U JP 20188984U JP 20188984 U JP20188984 U JP 20188984U JP H0117906 Y2 JPH0117906 Y2 JP H0117906Y2
- Authority
- JP
- Japan
- Prior art keywords
- acoustic transducer
- substrate
- iron core
- transducer according
- yoke
- 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
- 239000000758 substrate Substances 0.000 claims description 22
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 10
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 2
- 230000003993 interaction Effects 0.000 claims description 2
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims description 2
- 229910052573 porcelain Inorganic materials 0.000 claims description 2
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 6
- 229910000679 solder Inorganic materials 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
Landscapes
- Details Of Audible-Bandwidth Transducers (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP20188984U JPH0117906Y2 (US20030204162A1-20031030-M00001.png) | 1984-12-31 | 1984-12-31 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP20188984U JPH0117906Y2 (US20030204162A1-20031030-M00001.png) | 1984-12-31 | 1984-12-31 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS61116492U JPS61116492U (US20030204162A1-20031030-M00001.png) | 1986-07-23 |
JPH0117906Y2 true JPH0117906Y2 (US20030204162A1-20031030-M00001.png) | 1989-05-24 |
Family
ID=30764094
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP20188984U Expired JPH0117906Y2 (US20030204162A1-20031030-M00001.png) | 1984-12-31 | 1984-12-31 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0117906Y2 (US20030204162A1-20031030-M00001.png) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0825258B2 (ja) * | 1993-02-12 | 1996-03-13 | バンドー化学株式会社 | 霜降り意匠を有する艶消しシート |
JPH07117838B2 (ja) * | 1993-08-06 | 1995-12-18 | スター精密株式会社 | 発音体 |
-
1984
- 1984-12-31 JP JP20188984U patent/JPH0117906Y2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS61116492U (US20030204162A1-20031030-M00001.png) | 1986-07-23 |