JPS6220921U - - Google Patents

Info

Publication number
JPS6220921U
JPS6220921U JP11252885U JP11252885U JPS6220921U JP S6220921 U JPS6220921 U JP S6220921U JP 11252885 U JP11252885 U JP 11252885U JP 11252885 U JP11252885 U JP 11252885U JP S6220921 U JPS6220921 U JP S6220921U
Authority
JP
Japan
Prior art keywords
internal combustion
combustion engine
cooling means
absorbing material
acoustic lens
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
JP11252885U
Other languages
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 JP11252885U priority Critical patent/JPS6220921U/ja
Publication of JPS6220921U publication Critical patent/JPS6220921U/ja
Pending legal-status Critical Current

Links

Landscapes

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

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案実施例遮音装置の構成図。第２
図はその原理を示す図。 １０：内燃機関、１１：ラジエータ、１２：フ
イン、１３：ラジエータグリル、１４：吸音材。 FIG. 1 is a configuration diagram of a sound insulation device according to an embodiment of the present invention. Second
The figure shows the principle. 10: internal combustion engine, 11: radiator, 12: fin, 13: radiator grill, 14: sound absorbing material.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 音響レンズの形状に形成されフインをこの音響
レンズの管路とした内燃機関の冷却手段と、この
冷却手段の前方に設けられたラジエータグリルの
内側に配設した吸音材とを備え、上記冷却手段は
内燃機関から発せられる機関音の音波を上記吸音
材で集束するように構成した内燃機関の遮音装置
。 The cooling means comprises a cooling means for an internal combustion engine formed in the shape of an acoustic lens and using fins as conduits for the acoustic lens, and a sound absorbing material disposed inside a radiator grill provided in front of the cooling means. A sound insulation device for an internal combustion engine is configured to focus sound waves of engine noise emitted from the internal combustion engine using the sound absorbing material.
JP11252885U 1985-07-23 1985-07-23 Pending JPS6220921U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11252885U JPS6220921U (en) 1985-07-23 1985-07-23

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11252885U JPS6220921U (en) 1985-07-23 1985-07-23

Publications (1)

Publication Number Publication Date
JPS6220921U true JPS6220921U (en) 1987-02-07

Family

ID=30993488

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11252885U Pending JPS6220921U (en) 1985-07-23 1985-07-23

Country Status (1)

Country Link
JP (1) JPS6220921U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02163420A (en) * 1988-12-16 1990-06-22 Yamaha Motor Co Ltd Soundproof device for engine
JP2015123783A (en) * 2013-12-25 2015-07-06 富士重工業株式会社 In-cabin noise propagation prevention structure

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02163420A (en) * 1988-12-16 1990-06-22 Yamaha Motor Co Ltd Soundproof device for engine
JP2015123783A (en) * 2013-12-25 2015-07-06 富士重工業株式会社 In-cabin noise propagation prevention structure

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