JPH01114970U - - Google Patents

Info

Publication number
JPH01114970U
JPH01114970U JP992388U JP992388U JPH01114970U JP H01114970 U JPH01114970 U JP H01114970U JP 992388 U JP992388 U JP 992388U JP 992388 U JP992388 U JP 992388U JP H01114970 U JPH01114970 U JP H01114970U
Authority
JP
Japan
Prior art keywords
sound pressure
volume
resonator
frequency
noise
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.)
Pending
Application number
JP992388U
Other languages
English (en)
Japanese (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
Priority to JP992388U priority Critical patent/JPH01114970U/ja
Publication of JPH01114970U publication Critical patent/JPH01114970U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
JP992388U 1988-01-28 1988-01-28 Pending JPH01114970U (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP992388U JPH01114970U (enrdf_load_stackoverflow) 1988-01-28 1988-01-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP992388U JPH01114970U (enrdf_load_stackoverflow) 1988-01-28 1988-01-28

Publications (1)

Publication Number Publication Date
JPH01114970U true JPH01114970U (enrdf_load_stackoverflow) 1989-08-02

Family

ID=31217097

Family Applications (1)

Application Number Title Priority Date Filing Date
JP992388U Pending JPH01114970U (enrdf_load_stackoverflow) 1988-01-28 1988-01-28

Country Status (1)

Country Link
JP (1) JPH01114970U (enrdf_load_stackoverflow)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5970868A (ja) * 1982-10-15 1984-04-21 Nippon Denso Co Ltd 容積可変式共鳴消音システム
JPS6216539B2 (enrdf_load_stackoverflow) * 1981-03-11 1987-04-13 Fujitsu Ltd

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6216539B2 (enrdf_load_stackoverflow) * 1981-03-11 1987-04-13 Fujitsu Ltd
JPS5970868A (ja) * 1982-10-15 1984-04-21 Nippon Denso Co Ltd 容積可変式共鳴消音システム

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