JPS6254664B2 - - Google Patents

Info

Publication number
JPS6254664B2
JPS6254664B2 JP54018355A JP1835579A JPS6254664B2 JP S6254664 B2 JPS6254664 B2 JP S6254664B2 JP 54018355 A JP54018355 A JP 54018355A JP 1835579 A JP1835579 A JP 1835579A JP S6254664 B2 JPS6254664 B2 JP S6254664B2
Authority
JP
Japan
Prior art keywords
fibers
diaphragm
nonwoven fabric
fiber
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
JP54018355A
Other languages
English (en)
Japanese (ja)
Other versions
JPS55111234A (en
Inventor
Toshio Haneda
Tooru Mori
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP1835579A priority Critical patent/JPS55111234A/ja
Publication of JPS55111234A publication Critical patent/JPS55111234A/ja
Publication of JPS6254664B2 publication Critical patent/JPS6254664B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Reinforced Plastic Materials (AREA)
  • Molding Of Porous Articles (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Moulding By Coating Moulds (AREA)
JP1835579A 1979-02-21 1979-02-21 Fiber-reinforced foamed plastic diaphragm Granted JPS55111234A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1835579A JPS55111234A (en) 1979-02-21 1979-02-21 Fiber-reinforced foamed plastic diaphragm

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1835579A JPS55111234A (en) 1979-02-21 1979-02-21 Fiber-reinforced foamed plastic diaphragm

Publications (2)

Publication Number Publication Date
JPS55111234A JPS55111234A (en) 1980-08-27
JPS6254664B2 true JPS6254664B2 (enExample) 1987-11-16

Family

ID=11969371

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1835579A Granted JPS55111234A (en) 1979-02-21 1979-02-21 Fiber-reinforced foamed plastic diaphragm

Country Status (1)

Country Link
JP (1) JPS55111234A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0544047U (ja) * 1991-11-14 1993-06-15 株式会社テラモト モツプ取付具

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61294072A (ja) * 1985-06-24 1986-12-24 株式会社　日本パ−ツセンタ− フエンス用パネル
JP2651094B2 (ja) * 1992-10-22 1997-09-10 旭化成工業株式会社 スピーカコーン及びその製造方法
CN103552255B (zh) * 2013-10-25 2016-03-09 中航复合材料有限责任公司 一种复合材料孔隙率检测对比样块的制造方法
CA3083524A1 (en) * 2017-12-01 2019-06-06 Arkema Inc. Foamable acrylic composition

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0544047U (ja) * 1991-11-14 1993-06-15 株式会社テラモト モツプ取付具

Also Published As

Publication number Publication date
JPS55111234A (en) 1980-08-27

Similar Documents

Publication Publication Date Title
US2972554A (en) Pad and method of making same
JP5220622B2 (ja) 空所部分を有する多層フォーム複合材料
US2879197A (en) Foamable pad and method of making same
US4386983A (en) Method of making a foam structural laminate
JP2011230341A (ja) 複合成形品の製造方法
JP2005223807A (ja) 振動板、その製造方法、および、スピーカ装置
JP5341728B2 (ja) スピーカー用振動板、及びその製造方法
JP2018187830A (ja) 制振材
JPS5970515A (ja) ガラス繊維強化フエノ−ル樹脂発泡体の製造方法
JP2506498Y2 (ja) 電気音響変換器用振動板
JP7548017B2 (ja) 繊維強化複合材料およびサンドイッチ構造体
JPS591031B2 (ja) スピ−カ振動板
GB1335098A (en) Method of producing an article impregnated with thermosetting resin
JPH06133392A (ja) スピーカ用振動板の製造方法
JPH05462A (ja) 軽量複合成形物の製造方法
JP6534288B2 (ja) 発泡体
JP2021185216A (ja) 空間充填材および空間充填構造体
JP2548998B2 (ja) スピーカ用振動板とその製造方法
JPS55111234A (en) Fiber-reinforced foamed plastic diaphragm
JP3948758B2 (ja) 圧縮プリプレグの製造方法及び該プリプレグを用いた成形品の製造方法
JPH0583791A (ja) 音響用振動板およびその製造方法
JP7583548B2 (ja) 長繊維補強発泡成形体の製造方法
GB765344A (en) Improvements relating to the manufacture of resin-impregnated fibrous mats or other bodies
JPH0583793A (ja) 音響用振動板およびその製造方法
JPH0654397A (ja) スピーカ用振動板