JPH02100395U - - Google Patents
Info
- Publication number
- JPH02100395U JPH02100395U JP767889U JP767889U JPH02100395U JP H02100395 U JPH02100395 U JP H02100395U JP 767889 U JP767889 U JP 767889U JP 767889 U JP767889 U JP 767889U JP H02100395 U JPH02100395 U JP H02100395U
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm
- speaker
- nitride
- oxide
- inorganic material
- 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
- 239000002344 surface layer Substances 0.000 claims description 4
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims 3
- 229910010272 inorganic material Inorganic materials 0.000 claims 3
- 239000011147 inorganic material Substances 0.000 claims 3
- 229910052581 Si3N4 Inorganic materials 0.000 claims 2
- 229910052580 B4C Inorganic materials 0.000 claims 1
- 229910052582 BN Inorganic materials 0.000 claims 1
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 claims 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 1
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 claims 1
- 239000000956 alloy Substances 0.000 claims 1
- 229910045601 alloy Inorganic materials 0.000 claims 1
- 229910052782 aluminium Inorganic materials 0.000 claims 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims 1
- 229910003481 amorphous carbon Inorganic materials 0.000 claims 1
- INAHAJYZKVIDIZ-UHFFFAOYSA-N boron carbide Chemical compound B12B3B4C32B41 INAHAJYZKVIDIZ-UHFFFAOYSA-N 0.000 claims 1
- 229910052810 boron oxide Inorganic materials 0.000 claims 1
- 229910052799 carbon Inorganic materials 0.000 claims 1
- 229910003460 diamond Inorganic materials 0.000 claims 1
- 239000010432 diamond Substances 0.000 claims 1
- JKWMSGQKBLHBQQ-UHFFFAOYSA-N diboron trioxide Chemical compound O=BOB=O JKWMSGQKBLHBQQ-UHFFFAOYSA-N 0.000 claims 1
- 229910021385 hard carbon Inorganic materials 0.000 claims 1
- 239000007769 metal material Substances 0.000 claims 1
- 150000004767 nitrides Chemical class 0.000 claims 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims 1
- 229910010271 silicon carbide Inorganic materials 0.000 claims 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims 1
- 239000010936 titanium Substances 0.000 claims 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims 1
- 238000007733 ion plating Methods 0.000 description 1
Landscapes
- Diaphragms For Electromechanical Transducers (AREA)
Description
第1図乃至第3図はこの考案に係るスピーカの
振動板の実施例を示し、第1図は断面図、第2図
は他の実施例の断面図、第3図はイオンプレーテ
イング装置の構成図である。第4図は従来の実施
例を示す断面図である。
主な符号の説明、1:振動板、2:表面層。
1 to 3 show an embodiment of a speaker diaphragm according to this invention, FIG. 1 is a sectional view, FIG. 2 is a sectional view of another embodiment, and FIG. 3 is an ion plating device. FIG. FIG. 4 is a sectional view showing a conventional embodiment. Explanation of main symbols: 1: diaphragm, 2: surface layer.
Claims (1)
、 前記振動板をアルミニウム系の吸振合金で構成
したことを特徴とするスピーカの振動板。 2 振動板の少くとも一方の面に炭化物系無機材
料の炭化珪素SICまたは炭化ホウ素B4Cまた
は炭素Cまたは非晶質炭素と微細結晶ダイヤモン
ドとの硬質炭素膜からなる表面層を形成したこと
を特徴とする請求項1記載のスピーカの振動板。 3 振動板の少くとも一方の面に窒化物系無機質
材料である窒化ホウ素BNまたは窒化チタンTi
Nまたは窒化珪素Si3N4を表面層として形成
したことを特徴とする請求項1記載のスピーカの
振動板。 4 振動板の少くとも一方の面に酸化物系無機材
料である酸化アルミニウムAI2O3または酸化
ホウ素B4O2または酸化チタンTiO2を表面
層として形成したことを特徴とする請求項1記載
のスピーカの振動板。[Claims for Utility Model Registration] 1. A diaphragm for a speaker made of a metal material, characterized in that the diaphragm is made of an aluminum-based vibration-absorbing alloy. 2. A surface layer consisting of a carbide-based inorganic material silicon carbide SIC, boron carbide B 4 C, carbon C, or a hard carbon film of amorphous carbon and microcrystalline diamond is formed on at least one surface of the diaphragm. A diaphragm for a speaker according to claim 1. 3 At least one surface of the diaphragm is coated with boron nitride BN or titanium nitride Ti, which is a nitride-based inorganic material.
2. The speaker diaphragm according to claim 1, wherein the surface layer is made of N or silicon nitride Si3N4 . 4. Claim 1, wherein an oxide- based inorganic material such as aluminum oxide AI2O3 , boron oxide B4O2 , or titanium oxide TiO2 is formed as a surface layer on at least one surface of the diaphragm. speaker diaphragm.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP767889U JPH02100395U (en) | 1989-01-27 | 1989-01-27 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP767889U JPH02100395U (en) | 1989-01-27 | 1989-01-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH02100395U true JPH02100395U (en) | 1990-08-09 |
Family
ID=31212897
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP767889U Pending JPH02100395U (en) | 1989-01-27 | 1989-01-27 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH02100395U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007068018A (en) * | 2005-09-01 | 2007-03-15 | Pioneer Electronic Corp | Structural component for speaker device and speaker device |
US9438997B2 (en) | 2012-12-14 | 2016-09-06 | Panasonic Intellectual Property Management Co., Ltd. | Diaphragm, loudspeaker using diaphragm, electronic device and mobile device using loudspeaker, and method for producing diaphragm |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5265419A (en) * | 1975-11-26 | 1977-05-30 | Denki Kagaku Kogyo Kk | Method of producing speaker vibrator plate |
JPS6217298B2 (en) * | 1977-07-01 | 1987-04-16 | Tomuson Sa | |
JPH01256879A (en) * | 1988-04-07 | 1989-10-13 | Sony Corp | Camera system |
-
1989
- 1989-01-27 JP JP767889U patent/JPH02100395U/ja active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5265419A (en) * | 1975-11-26 | 1977-05-30 | Denki Kagaku Kogyo Kk | Method of producing speaker vibrator plate |
JPS6217298B2 (en) * | 1977-07-01 | 1987-04-16 | Tomuson Sa | |
JPH01256879A (en) * | 1988-04-07 | 1989-10-13 | Sony Corp | Camera system |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007068018A (en) * | 2005-09-01 | 2007-03-15 | Pioneer Electronic Corp | Structural component for speaker device and speaker device |
US9438997B2 (en) | 2012-12-14 | 2016-09-06 | Panasonic Intellectual Property Management Co., Ltd. | Diaphragm, loudspeaker using diaphragm, electronic device and mobile device using loudspeaker, and method for producing diaphragm |
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