JPS643439B2 - - Google Patents

Info

Publication number
JPS643439B2
JPS643439B2 JP622483A JP622483A JPS643439B2 JP S643439 B2 JPS643439 B2 JP S643439B2 JP 622483 A JP622483 A JP 622483A JP 622483 A JP622483 A JP 622483A JP S643439 B2 JPS643439 B2 JP S643439B2
Authority
JP
Japan
Prior art keywords
diaphragm
fiber
mold
silicone rubber
reinforced resin
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
Application number
JP622483A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59131295A (ja
Inventor
Yoshiaki Maruno
Kazumasa Yamamoto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP58006224A priority Critical patent/JPS59131295A/ja
Publication of JPS59131295A publication Critical patent/JPS59131295A/ja
Publication of JPS643439B2 publication Critical patent/JPS643439B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
JP58006224A 1983-01-17 1983-01-17 スピ−カ用振動板の製造方法 Granted JPS59131295A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58006224A JPS59131295A (ja) 1983-01-17 1983-01-17 スピ−カ用振動板の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58006224A JPS59131295A (ja) 1983-01-17 1983-01-17 スピ−カ用振動板の製造方法

Publications (2)

Publication Number Publication Date
JPS59131295A JPS59131295A (ja) 1984-07-28
JPS643439B2 true JPS643439B2 (https=) 1989-01-20

Family

ID=11632543

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58006224A Granted JPS59131295A (ja) 1983-01-17 1983-01-17 スピ−カ用振動板の製造方法

Country Status (1)

Country Link
JP (1) JPS59131295A (https=)

Also Published As

Publication number Publication date
JPS59131295A (ja) 1984-07-28

Similar Documents

Publication Publication Date Title
US5259036A (en) Diaphragm for dynamic microphones and methods of manufacturing the same
EP0942625A3 (en) Method for fabricating diaphragm-edge integral molding for speakers
US2873813A (en) Acoustic diaphragm and method of construction
US1213051A (en) Method of making diaphragms.
KR890702402A (ko) 스피커용 진동판
JPS643439B2 (https=)
JPS643440B2 (https=)
US4248818A (en) Process for making a record
US3181990A (en) Sintered plastic articles
JPH05337971A (ja) 積層ゴム製品の製造方法
CN205754823U (zh) 扬声器振膜
JPS5981997A (ja) 動電型電気音響変換器の振動板製造方法
JP3833816B2 (ja) 電気音響変換器用振動板およびその製造方法
JPS5843699A (ja) スピ−カ用振動板およびその製造方法
JPH01288200A (ja) 高分子薄膜圧電トランスデューサの製造方法
JPS5833397A (ja) スピ−カ用振動板
TWI725726B (zh) 石墨烯膠膜及其製造方法
JPH06133392A (ja) スピーカ用振動板の製造方法
CN213880240U (zh) 微型扬声器的振膜、微型扬声器单体
JPH0654999B2 (ja) スピーカ用振動板の製造方法
KR880001169A (ko) 라우드스피커 및 그 제조방법
CA1108362A (en) Process for making a record
JPH0435200A (ja) スピーカ用振動板とその製造方法
JPH02146898A (ja) コンプレスド振動体
JPS6115794Y2 (https=)