JPS5396822A - Production of diaphragme for speaker - Google Patents
Production of diaphragme for speakerInfo
- Publication number
- JPS5396822A JPS5396822A JP1191477A JP1191477A JPS5396822A JP S5396822 A JPS5396822 A JP S5396822A JP 1191477 A JP1191477 A JP 1191477A JP 1191477 A JP1191477 A JP 1191477A JP S5396822 A JPS5396822 A JP S5396822A
- Authority
- JP
- Japan
- Prior art keywords
- diaphragme
- speaker
- production
- fibers
- diaphragm
- 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
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21J—FIBREBOARD; MANUFACTURE OF ARTICLES FROM CELLULOSIC FIBROUS SUSPENSIONS OR FROM PAPIER-MACHE
- D21J3/00—Manufacture of articles by pressing wet fibre pulp, or papier-mâché, between moulds
- D21J3/12—Manufacture of articles by pressing wet fibre pulp, or papier-mâché, between moulds of sheets; of diaphragms
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K13/00—Cones, diaphragms, or the like, for emitting or receiving sound in general
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Manufacturing & Machinery (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
Abstract
PURPOSE:To readily and effectively increase the degree of binding between the fibers constituting a diaphragm and achieve the higher elasticity of the diaphragm containing carbon fibers by blending polyvinyl alcohol fibers and melting these at the forming by heating.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1191477A JPS5396822A (en) | 1977-02-02 | 1977-02-02 | Production of diaphragme for speaker |
US06/190,416 US4308094A (en) | 1977-02-02 | 1980-09-24 | Diaphragm for speaker and method of producing same |
US06/275,813 US4428996A (en) | 1977-02-02 | 1981-06-24 | Diaphragm for speaker |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1191477A JPS5396822A (en) | 1977-02-02 | 1977-02-02 | Production of diaphragme for speaker |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5396822A true JPS5396822A (en) | 1978-08-24 |
Family
ID=11790965
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1191477A Pending JPS5396822A (en) | 1977-02-02 | 1977-02-02 | Production of diaphragme for speaker |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5396822A (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01144893A (en) * | 1987-12-01 | 1989-06-07 | Kenwood Corp | Diaphragm for speaker |
WO2013137362A1 (en) * | 2012-03-14 | 2013-09-19 | パイオニア株式会社 | Speaker vibrating plate and method for producing speaker vibrating plate |
WO2014141389A1 (en) * | 2013-03-12 | 2014-09-18 | パイオニア株式会社 | Speaker diaphragm and speaker device |
WO2014141390A1 (en) * | 2013-03-12 | 2014-09-18 | パイオニア株式会社 | Speaker diaphragm, and speaker device |
JP2015111920A (en) * | 2012-03-14 | 2015-06-18 | パイオニア株式会社 | Speaker diaphragm |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51126822A (en) * | 1975-04-25 | 1976-11-05 | Mitsubishi Rayon Co Ltd | Fiber-reinforced resin casting for vibration plate of speaker |
-
1977
- 1977-02-02 JP JP1191477A patent/JPS5396822A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51126822A (en) * | 1975-04-25 | 1976-11-05 | Mitsubishi Rayon Co Ltd | Fiber-reinforced resin casting for vibration plate of speaker |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01144893A (en) * | 1987-12-01 | 1989-06-07 | Kenwood Corp | Diaphragm for speaker |
WO2013137362A1 (en) * | 2012-03-14 | 2013-09-19 | パイオニア株式会社 | Speaker vibrating plate and method for producing speaker vibrating plate |
JP2015111920A (en) * | 2012-03-14 | 2015-06-18 | パイオニア株式会社 | Speaker diaphragm |
US9521490B2 (en) | 2012-03-14 | 2016-12-13 | Pioneer Corporation | Speaker diaphragm and production method for speaker diaphragm |
WO2014141389A1 (en) * | 2013-03-12 | 2014-09-18 | パイオニア株式会社 | Speaker diaphragm and speaker device |
WO2014141390A1 (en) * | 2013-03-12 | 2014-09-18 | パイオニア株式会社 | Speaker diaphragm, and speaker device |
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