JPS5269305A - Material for acoustic apparatus - Google Patents

Material for acoustic apparatus

Info

Publication number
JPS5269305A
JPS5269305A JP14562775A JP14562775A JPS5269305A JP S5269305 A JPS5269305 A JP S5269305A JP 14562775 A JP14562775 A JP 14562775A JP 14562775 A JP14562775 A JP 14562775A JP S5269305 A JPS5269305 A JP S5269305A
Authority
JP
Japan
Prior art keywords
acoustic apparatus
young
modulus
bulk density
pressure steam
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
Application number
JP14562775A
Other languages
Japanese (ja)
Other versions
JPS53288B2 (en
Inventor
Eiji Wachi
Ichiro Doi
Ichiro Matsunaga
Hirohide Kubota
Ikuo Chatani
Masakata Ugaji
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.)
Sumitomo Metal Mining Co Ltd
Sony Corp
Original Assignee
Sumitomo Metal Mining Co Ltd
Sony Corp
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 Sumitomo Metal Mining Co Ltd, Sony Corp filed Critical Sumitomo Metal Mining Co Ltd
Priority to JP14562775A priority Critical patent/JPS5269305A/en
Publication of JPS5269305A publication Critical patent/JPS5269305A/en
Publication of JPS53288B2 publication Critical patent/JPS53288B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Details Of Audible-Bandwidth Transducers (AREA)

Abstract

PURPOSE: A speaker box having arbitrary resonance sharpness, bulk density, Young's modulus is obtained by using high-temperature high-pressure steam-cured lightweight concrete containing styrene-butadiene copolymer latex solids.
COPYRIGHT: (C)1977,JPO&Japio
JP14562775A 1975-12-05 1975-12-05 Material for acoustic apparatus Granted JPS5269305A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14562775A JPS5269305A (en) 1975-12-05 1975-12-05 Material for acoustic apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14562775A JPS5269305A (en) 1975-12-05 1975-12-05 Material for acoustic apparatus

Publications (2)

Publication Number Publication Date
JPS5269305A true JPS5269305A (en) 1977-06-09
JPS53288B2 JPS53288B2 (en) 1978-01-07

Family

ID=15389372

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14562775A Granted JPS5269305A (en) 1975-12-05 1975-12-05 Material for acoustic apparatus

Country Status (1)

Country Link
JP (1) JPS5269305A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9763499B2 (en) 2015-09-16 2017-09-19 Ykk Corporation Slider for slide fastener

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04241882A (en) * 1991-01-14 1992-08-28 Maruman Golf Corp Iron club head

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9763499B2 (en) 2015-09-16 2017-09-19 Ykk Corporation Slider for slide fastener

Also Published As

Publication number Publication date
JPS53288B2 (en) 1978-01-07

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