JPS55107396A - Diaphragm for speaker - Google Patents
Diaphragm for speakerInfo
- Publication number
- JPS55107396A JPS55107396A JP1474279A JP1474279A JPS55107396A JP S55107396 A JPS55107396 A JP S55107396A JP 1474279 A JP1474279 A JP 1474279A JP 1474279 A JP1474279 A JP 1474279A JP S55107396 A JPS55107396 A JP S55107396A
- Authority
- JP
- Japan
- Prior art keywords
- fiber
- synthetic pulp
- sheet
- composite
- sheets
- 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.)
- Granted
Links
Classifications
-
- 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
- H04R7/04—Plane diaphragms
- H04R7/06—Plane diaphragms comprising a plurality of sections or layers
- H04R7/10—Plane diaphragms comprising a plurality of sections or layers comprising superposed layers in contact
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Laminated Bodies (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1474279A JPS55107396A (en) | 1979-02-09 | 1979-02-09 | Diaphragm for speaker |
DE2941644A DE2941644C2 (de) | 1978-10-17 | 1979-10-15 | Lautsprechermembran und Verfahren zu ihrer Herstellung |
US06/085,204 US4291781A (en) | 1978-10-17 | 1979-10-16 | Speaker diaphragm and method of preparation of the same |
GB7935835A GB2037122B (en) | 1978-10-17 | 1979-10-16 | Speaker diaphragm and method of preparation of the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1474279A JPS55107396A (en) | 1979-02-09 | 1979-02-09 | Diaphragm for speaker |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS55107396A true JPS55107396A (en) | 1980-08-18 |
JPS5754039B2 JPS5754039B2 (ja) | 1982-11-16 |
Family
ID=11869560
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1474279A Granted JPS55107396A (en) | 1978-10-17 | 1979-02-09 | Diaphragm for speaker |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS55107396A (ja) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55121794A (en) * | 1979-03-13 | 1980-09-19 | Matsushita Electric Ind Co Ltd | Speaker diaphragm |
US6554962B2 (en) * | 2000-04-13 | 2003-04-29 | Sony Corporation | Loudspeaker diaphragm |
US7913808B2 (en) | 2008-03-27 | 2011-03-29 | Bose Corporation | Waterproofing loudspeaker cones |
US8172035B2 (en) | 2008-03-27 | 2012-05-08 | Bose Corporation | Waterproofing loudspeaker cones |
CN103612425A (zh) * | 2013-11-19 | 2014-03-05 | 大连天禄新材料有限公司 | 一种具有汉堡结构的多层麻/碳纤维复合板材及制造工艺 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5255518A (en) * | 1975-10-31 | 1977-05-07 | Fuji Photo Film Co Ltd | Production of speaker cone |
JPS5291417A (en) * | 1976-01-27 | 1977-08-01 | Nippon Columbia | Speaker vibrator plate |
-
1979
- 1979-02-09 JP JP1474279A patent/JPS55107396A/ja active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5255518A (en) * | 1975-10-31 | 1977-05-07 | Fuji Photo Film Co Ltd | Production of speaker cone |
JPS5291417A (en) * | 1976-01-27 | 1977-08-01 | Nippon Columbia | Speaker vibrator plate |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55121794A (en) * | 1979-03-13 | 1980-09-19 | Matsushita Electric Ind Co Ltd | Speaker diaphragm |
JPS5753713B2 (ja) * | 1979-03-13 | 1982-11-15 | ||
US6554962B2 (en) * | 2000-04-13 | 2003-04-29 | Sony Corporation | Loudspeaker diaphragm |
US6752906B2 (en) | 2000-04-13 | 2004-06-22 | Sony Corporation | Loudspeaker and method for the preparation thereof |
US7913808B2 (en) | 2008-03-27 | 2011-03-29 | Bose Corporation | Waterproofing loudspeaker cones |
US8172035B2 (en) | 2008-03-27 | 2012-05-08 | Bose Corporation | Waterproofing loudspeaker cones |
CN103612425A (zh) * | 2013-11-19 | 2014-03-05 | 大连天禄新材料有限公司 | 一种具有汉堡结构的多层麻/碳纤维复合板材及制造工艺 |
Also Published As
Publication number | Publication date |
---|---|
JPS5754039B2 (ja) | 1982-11-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
SE8004760L (sv) | Plastarkmaterial | |
EP0272815A3 (en) | Moldable fibrous composite and methods | |
JPS52137026A (en) | Microporous hollow fibers and their production | |
CA2211876A1 (en) | Liquid absorbent material and process for preparing the same | |
GB1432093A (en) | Conjugate fibres | |
MXPA04005075A (es) | Formacion de material de hoja usando hidroenmaranamiento. | |
JPS55107396A (en) | Diaphragm for speaker | |
GB1371433A (en) | Process for the production of paper | |
EP0102711A3 (en) | Process for producing fibre-reinforced polymer compositions | |
JPS53122815A (en) | Superfine fibrous materials and their production | |
CA2068735A1 (en) | Heat resistant nonwoven fabric and process for producing same | |
JPS5615417A (en) | Production of composite fiber | |
JPS55121794A (en) | Speaker diaphragm | |
JPS5773594A (en) | Production of diaphragm for speaicer | |
JPS52137022A (en) | Production of synthetic fibers | |
JPS57138297A (en) | Diaphragm for speaker and its manufacture | |
JPS55124397A (en) | Speaker diaphragm | |
JPS5347816A (en) | Vibrating plate for speaker | |
JPS55112307A (en) | Composite fiber, its production and device | |
JPS5621499A (en) | Diaphragm for speaker | |
JPS5249284A (en) | Composie sheet structure | |
JPS645822A (en) | Manufacture of fiber reinforced formed material | |
JPS521133A (en) | Heat-bonding composite fibers and a process for manufacturing them | |
JPS5466119A (en) | Diaphragm for speaker and production of the same | |
JPS5489724A (en) | Speaker diaphragm and production of the same |