JPH0195566U - - Google Patents

Info

Publication number
JPH0195566U
JPH0195566U JP19158487U JP19158487U JPH0195566U JP H0195566 U JPH0195566 U JP H0195566U JP 19158487 U JP19158487 U JP 19158487U JP 19158487 U JP19158487 U JP 19158487U JP H0195566 U JPH0195566 U JP H0195566U
Authority
JP
Japan
Prior art keywords
intake pipe
noise
center
new sound
reducing hole
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
JP19158487U
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 JP19158487U priority Critical patent/JPH0195566U/ja
Publication of JPH0195566U publication Critical patent/JPH0195566U/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 the drawing]

第１図は本考案のエアクリーナ吸気管の全体断
面図、第２図はチユーニングホールによる共鳴音
の音圧モード変化を示す図、第３図は単一のチユ
ーニングホールを設けた場合の車室こもり音の周
波数特性の変化を示す図、第４図は吸気管騒音に
よる車室こもり音の周波数特性の一例を示す図、
第５図はチユーニングホールによる共鳴音低減効
果を示す図、第６図は本考案の効果を示す吸気管
騒音の周波数特性図である。 １…吸気管、１１，１１Ａ，１１Ｂ，１１Ｃ…
チユーニングホール（消音用通孔）、１２…吸気
管開口、２…エアクリーナ、２１…フイルタ。 Figure 1 is an overall cross-sectional view of the air cleaner intake pipe of the present invention, Figure 2 is a diagram showing changes in the sound pressure mode of resonance sound due to the tuning hole, and Figure 3 is a diagram of a car equipped with a single tuning hole. FIG. 4 is a diagram showing an example of the frequency characteristics of the cabin noise due to intake pipe noise.
FIG. 5 is a diagram showing the resonance sound reduction effect by the tuning hole, and FIG. 6 is a frequency characteristic diagram of intake pipe noise showing the effect of the present invention. 1...Intake pipe, 11, 11A, 11B, 11C...
Tuning hole (muffling hole), 12...Intake pipe opening, 2...Air cleaner, 21...Filter.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] エアクリーナに外気を導入する吸気管中央の管
壁に一定径の消音用通孔を設けるとともに、該消
音用通孔と上記吸気管の外気導入用開口との間の
中央の管壁に新たな消音用通孔を設け、順次新た
な消音用通孔と上記開口との間の中央の管壁にさ
らに新たな消音用通孔を設けて、上記吸気管に少
なくとも二個以上の消音用通孔を設けたことを特
徴とするエアクリーナ吸気管の消音構造。 A noise-reducing hole of a certain diameter is provided in the pipe wall at the center of the intake pipe that introduces outside air into the air cleaner, and a new sound-reducing hole is installed in the center pipe wall between the sound-reducing hole and the outside air introduction opening of the intake pipe. At least two or more noise-muffling holes are provided in the intake pipe, by sequentially providing new sound-muffling holes in the pipe wall at the center between the new sound-muffling holes and the opening. A noise-reducing structure for an air cleaner intake pipe.
JP19158487U 1987-12-17 1987-12-17 Pending JPH0195566U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19158487U JPH0195566U (en) 1987-12-17 1987-12-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19158487U JPH0195566U (en) 1987-12-17 1987-12-17

Publications (1)

Publication Number Publication Date
JPH0195566U true JPH0195566U (en) 1989-06-23

Family

ID=31482487

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19158487U Pending JPH0195566U (en) 1987-12-17 1987-12-17

Country Status (1)

Country Link
JP (1) JPH0195566U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011247104A (en) * 2010-05-24 2011-12-08 Inoac Corp Air-intake duct
JP5872536B2 (en) * 2011-02-25 2016-03-01 株式会社Roki Air intake duct

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS572205B2 (en) * 1976-08-25 1982-01-14
JPS58202354A (en) * 1982-04-12 1983-11-25 ヴオルズスコエ・オビエデイネニエ・ポ・プロイズヴオドストヴ・レグコヴイク・アフトモビレイ Air cleaner for internal combustion engine

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS572205B2 (en) * 1976-08-25 1982-01-14
JPS58202354A (en) * 1982-04-12 1983-11-25 ヴオルズスコエ・オビエデイネニエ・ポ・プロイズヴオドストヴ・レグコヴイク・アフトモビレイ Air cleaner for internal combustion engine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011247104A (en) * 2010-05-24 2011-12-08 Inoac Corp Air-intake duct
JP5872536B2 (en) * 2011-02-25 2016-03-01 株式会社Roki Air intake duct

Similar Documents

Publication Publication Date Title
JPH0195566U (en)
JPS6348965U (en)
JPH0476943U (en)
JPS6191064U (en)
JPS6390041U (en)
JPS6334375U (en)
JPS6180358U (en)
JPS6436611U (en)
JPS6091503U (en) Automotive air conditioner door structure
JPH01105714U (en)
JPS61134511U (en)
JPS63126512U (en)
JPS6264863U (en)
JPS6345018U (en)
JPS6449797U (en)
JPS60153869U (en) Engine intake noise muffling device
JPS6363585U (en)
JPS6378114U (en)
JPS6382022U (en)
JPS6354816U (en)
JPS58183958U (en) Air cleaner silencer chamber for construction vehicles
JPS61202618U (en)
JPS6342815U (en)
JPS61192596U (en)
JPS63191224U (en)