JPH087440Y2 - 音響装置 - Google Patents

音響装置

Info

Publication number
JPH087440Y2
JPH087440Y2 JP1990120324U JP12032490U JPH087440Y2 JP H087440 Y2 JPH087440 Y2 JP H087440Y2 JP 1990120324 U JP1990120324 U JP 1990120324U JP 12032490 U JP12032490 U JP 12032490U JP H087440 Y2 JPH087440 Y2 JP H087440Y2
Authority
JP
Japan
Prior art keywords
reflector
sound
sound source
focal
focal point
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
JP1990120324U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0477200U (enrdf_load_stackoverflow
Inventor
博 小野
Original Assignee
株式会社弦エンジニアリング
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 株式会社弦エンジニアリング filed Critical 株式会社弦エンジニアリング
Priority to JP1990120324U priority Critical patent/JPH087440Y2/ja
Publication of JPH0477200U publication Critical patent/JPH0477200U/ja
Application granted granted Critical
Publication of JPH087440Y2 publication Critical patent/JPH087440Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
JP1990120324U 1990-11-19 1990-11-19 音響装置 Expired - Lifetime JPH087440Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990120324U JPH087440Y2 (ja) 1990-11-19 1990-11-19 音響装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990120324U JPH087440Y2 (ja) 1990-11-19 1990-11-19 音響装置

Publications (2)

Publication Number Publication Date
JPH0477200U JPH0477200U (enrdf_load_stackoverflow) 1992-07-06
JPH087440Y2 true JPH087440Y2 (ja) 1996-03-04

Family

ID=31868235

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990120324U Expired - Lifetime JPH087440Y2 (ja) 1990-11-19 1990-11-19 音響装置

Country Status (1)

Country Link
JP (1) JPH087440Y2 (enrdf_load_stackoverflow)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS596065Y2 (ja) * 1979-05-07 1984-02-24 松下電器産業株式会社 ホ−ン型高分子圧電音響トランスジュ−サ
JPS57162700U (enrdf_load_stackoverflow) * 1981-04-06 1982-10-13

Also Published As

Publication number Publication date
JPH0477200U (enrdf_load_stackoverflow) 1992-07-06

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