JPS541510A - Sound insulation wall device in car - Google Patents

Sound insulation wall device in car

Info

Publication number
JPS541510A
JPS541510A JP6471977A JP6471977A JPS541510A JP S541510 A JPS541510 A JP S541510A JP 6471977 A JP6471977 A JP 6471977A JP 6471977 A JP6471977 A JP 6471977A JP S541510 A JPS541510 A JP S541510A
Authority
JP
Japan
Prior art keywords
car
sound insulation
insulation wall
wall device
looper
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
JP6471977A
Other languages
Japanese (ja)
Inventor
Shozo Ishikawa
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 JP6471977A priority Critical patent/JPS541510A/en
Publication of JPS541510A publication Critical patent/JPS541510A/en
Pending legal-status Critical Current

Links

Landscapes

  • Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)

Abstract

PURPOSE: To effectively prevent noises, by disposing a looper of an opening portion in revolution-free shape.
COPYRIGHT: (C)1979,JPO&Japio
JP6471977A 1977-06-03 1977-06-03 Sound insulation wall device in car Pending JPS541510A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6471977A JPS541510A (en) 1977-06-03 1977-06-03 Sound insulation wall device in car

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6471977A JPS541510A (en) 1977-06-03 1977-06-03 Sound insulation wall device in car

Publications (1)

Publication Number Publication Date
JPS541510A true JPS541510A (en) 1979-01-08

Family

ID=13266228

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6471977A Pending JPS541510A (en) 1977-06-03 1977-06-03 Sound insulation wall device in car

Country Status (1)

Country Link
JP (1) JPS541510A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58141219A (en) * 1982-02-16 1983-08-22 Badische Yuka Co Ltd Expandable methyl methacrylate resin particle

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58141219A (en) * 1982-02-16 1983-08-22 Badische Yuka Co Ltd Expandable methyl methacrylate resin particle

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