JPH0439279B2 - - Google Patents

Info

Publication number
JPH0439279B2
JPH0439279B2 JP61203096A JP20309686A JPH0439279B2 JP H0439279 B2 JPH0439279 B2 JP H0439279B2 JP 61203096 A JP61203096 A JP 61203096A JP 20309686 A JP20309686 A JP 20309686A JP H0439279 B2 JPH0439279 B2 JP H0439279B2
Authority
JP
Japan
Prior art keywords
liquid crystal
crystal polymer
mold
speaker diaphragm
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.)
Expired - Lifetime
Application number
JP61203096A
Other languages
English (en)
Japanese (ja)
Other versions
JPS62149296A (ja
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 filed Critical
Publication of JPS62149296A publication Critical patent/JPS62149296A/ja
Publication of JPH0439279B2 publication Critical patent/JPH0439279B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Injection Moulding Of Plastics Or The Like (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
JP20309686A 1985-09-13 1986-08-29 スピーカ振動板およびその製造方法 Granted JPS62149296A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP20314885 1985-09-13
JP60-203148 1985-09-13

Publications (2)

Publication Number Publication Date
JPS62149296A JPS62149296A (ja) 1987-07-03
JPH0439279B2 true JPH0439279B2 (enExample) 1992-06-29

Family

ID=16469217

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20309686A Granted JPS62149296A (ja) 1985-09-13 1986-08-29 スピーカ振動板およびその製造方法

Country Status (1)

Country Link
JP (1) JPS62149296A (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0178497U (enExample) * 1987-11-16 1989-05-26
JPH028292U (enExample) * 1988-06-28 1990-01-19
JPH02103995U (enExample) * 1989-02-06 1990-08-17
JPH02120995U (enExample) * 1989-03-14 1990-10-01
US5149486A (en) * 1989-08-23 1992-09-22 Mitsubishi Denki Kabushiki Kaisha Method for manufacturing speaker vibration member
EP0499387A3 (en) * 1991-02-13 1992-12-23 Bp America Inc. Polymer composites of thermoplastic and liquid crystal polymers and a process for their preparation
US7483545B2 (en) 2004-07-07 2009-01-27 Tadashi Nagaoka Acoustic diaphragm

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5635597A (en) * 1979-03-02 1981-04-08 Pioneer Electronic Corp Manufacture of speaker diaphragm
US4489190A (en) * 1980-06-11 1984-12-18 Celanese Corporation Blend of polyalkylene terephthalate and wholly aromatic polyester
JPS5947255A (ja) * 1982-09-10 1984-03-16 Kanegafuchi Chem Ind Co Ltd 樹脂組成物
US4581399A (en) * 1982-09-30 1986-04-08 Celanese Corporation Method for the melt processing of thermotropic liquid crystal polymers
JPS6058829A (ja) * 1983-09-12 1985-04-05 Nippon Telegr & Teleph Corp <Ntt> 低線膨張率で高弾性率な液晶ポリマ−成形品の製造方法

Also Published As

Publication number Publication date
JPS62149296A (ja) 1987-07-03

Similar Documents

Publication Publication Date Title
JP3913113B2 (ja) スピーカ振動板及びその製造方法
US5225136A (en) Injection molding method forming strengthened weld by using well
JPH0439278B2 (enExample)
EP0790280A4 (en) THERMOPLASTIC RESIN COMPOSITION, INJECTION MOLDING PROCESS AND INJECTION MOLDING BODY
JPH01158074A (ja) 複合樹脂の製造方法
JPH0439279B2 (enExample)
JP2005006023A (ja) 樹脂成形部品及びその製造方法、並びにスピーカ振動板
US4880591A (en) Method for manufacturing speaker vibration member
CN109749373B (zh) 一种改性液晶聚酯树脂复合物及其制备方法
US5149486A (en) Method for manufacturing speaker vibration member
JPH09268025A (ja) 低誘電率ガラスパウダー及びそれを用いたプリント配線基板並びに樹脂混合材料物
JPH01209000A (ja) スピーカ振動板
JPH02276399A (ja) スピーカ振動板の製造方法
CN1225774C (zh) 用于制造具有分布在其表面内的金属的模制树脂件的方法
JP2890720B2 (ja) スピーカ用振動板
JP3501241B2 (ja) サーモトロピック液晶ポリマーフィルムおよびその製造方法
JPH04313997A (ja) スピーカ振動板
JPH1175290A (ja) スピーカー振動板およびその製造方法
JPH0993692A (ja) スピーカ用フレーム及びその製造方法
JPH04373400A (ja) スピ−カ振動板の製造方法
JP2945146B2 (ja) 射出成形方法
JP2002018907A (ja) 樹脂の射出成形法
JP3241499B2 (ja) スピーカ振動板の製造方法
JPS62253300A (ja) スピーカ用振動板
JPS60233134A (ja) 樹脂複合材組成物の製造方法

Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term