JPS6441664U - - Google Patents
Info
- Publication number
- JPS6441664U JPS6441664U JP13612187U JP13612187U JPS6441664U JP S6441664 U JPS6441664 U JP S6441664U JP 13612187 U JP13612187 U JP 13612187U JP 13612187 U JP13612187 U JP 13612187U JP S6441664 U JPS6441664 U JP S6441664U
- Authority
- JP
- Japan
- Prior art keywords
- flow path
- intake pipe
- vehicle intake
- long flow
- partition wall
- 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.)
- Granted
Links
- 238000005192 partition Methods 0.000 claims description 6
- 230000003584 silencer Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Exhaust Silencers (AREA)
- Pipe Accessories (AREA)
Description
第1図ないし第3図は本考案の第1の実施例を
示し、第1図は消音器の水平断面図、第2図はそ
の全体斜視図、第3図は騒音低減効果を示す周波
数特性図、第4図は本考案の第2の実施例を示す
消音器の水平断面図、第5図および第6図は本考
案の第3の実施例を示し、第5図は消音器の垂直
断面図、第6図はその全体斜視図、第7図および
第8図は本考案の第4の実施例を示し、第7図は
消音器の水平断面図、第8図は騒音低減効果を示
す周波数特性図である。
1……消音器、11……ハウジング部(密閉ハ
ウジング)、12……本管部(車両吸気管)、1
3A,13B,13C,13D,13E,13F
,13G,13H……仕切壁、14……長流路、
141,142……開口、15……半透過仕切壁
。
Figures 1 to 3 show the first embodiment of the present invention, with Figure 1 being a horizontal sectional view of the muffler, Figure 2 being its overall perspective view, and Figure 3 being the frequency characteristic showing the noise reduction effect. 4 is a horizontal cross-sectional view of a silencer showing a second embodiment of the present invention, FIGS. 6 is a perspective view of the whole, FIGS. 7 and 8 show a fourth embodiment of the present invention, FIG. 7 is a horizontal sectional view of the silencer, and FIG. 8 is a diagram showing the noise reduction effect. FIG. 1... Silencer, 11... Housing part (sealed housing), 12... Main pipe part (vehicle intake pipe), 1
3A, 13B, 13C, 13D, 13E, 13F
, 13G, 13H...partition wall, 14...long flow path,
141, 142...Opening, 15...Semi-transparent partition wall.
Claims (1)
所定長の蛇行する長流路を形成し、上記長流路の
両端開口を車両吸気管の側壁に接続してバイパス
流路となしたことを特徴とする車両吸気管の消音
構造。 (2) 上記長流路の中央よりいずれかの開口寄り
に、これに至る音波の半分を通過せしめ残る半分
を反射する半透過仕切壁を長流路を横切つて設け
た実用新案登録請求の範囲第1項記載の車両吸気
管の消音構造。 (3) 上記半透過仕切壁を、多孔質弾性体壁ない
し多孔仕切板で構成した実用新案登録請求の範囲
第1項記載の車両吸気管の消音構造。[Claims for Utility Model Registration] (1) The inside of the sealed housing is divided by a partition wall to form a meandering long flow path of a predetermined length, and the openings at both ends of the long flow path are connected to the side walls of the vehicle intake pipe to create a bypass flow. A noise-muffling structure for a vehicle intake pipe, which is characterized by having a road. (2) A semi-transparent partition wall is provided near one of the openings from the center of the long flow path, passing half of the sound waves reaching the long flow path and reflecting the remaining half. The noise-muffling structure for a vehicle intake pipe according to item 1. (3) The noise reduction structure for a vehicle intake pipe according to claim 1, wherein the semi-transparent partition wall is composed of a porous elastic wall or a porous partition plate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987136121U JPH063182Y2 (en) | 1987-09-04 | 1987-09-04 | Muffler structure of vehicle intake pipe |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987136121U JPH063182Y2 (en) | 1987-09-04 | 1987-09-04 | Muffler structure of vehicle intake pipe |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6441664U true JPS6441664U (en) | 1989-03-13 |
JPH063182Y2 JPH063182Y2 (en) | 1994-01-26 |
Family
ID=31396334
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1987136121U Expired - Lifetime JPH063182Y2 (en) | 1987-09-04 | 1987-09-04 | Muffler structure of vehicle intake pipe |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH063182Y2 (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH021461U (en) * | 1988-06-14 | 1990-01-08 | ||
JP2006022966A (en) * | 2004-07-05 | 2006-01-26 | Mitsubishi Heavy Ind Ltd | Damping adding device |
JP2009052472A (en) * | 2007-08-27 | 2009-03-12 | Komatsu Ltd | Pulsation reduction device and hydraulic pump |
JP2016031071A (en) * | 2014-07-30 | 2016-03-07 | 株式会社イノアックコーポレーション | Resonator |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5622411U (en) * | 1979-07-30 | 1981-02-27 | ||
JPS5650774U (en) * | 1979-09-27 | 1981-05-06 |
-
1987
- 1987-09-04 JP JP1987136121U patent/JPH063182Y2/en not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5622411U (en) * | 1979-07-30 | 1981-02-27 | ||
JPS5650774U (en) * | 1979-09-27 | 1981-05-06 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH021461U (en) * | 1988-06-14 | 1990-01-08 | ||
JP2006022966A (en) * | 2004-07-05 | 2006-01-26 | Mitsubishi Heavy Ind Ltd | Damping adding device |
JP2009052472A (en) * | 2007-08-27 | 2009-03-12 | Komatsu Ltd | Pulsation reduction device and hydraulic pump |
JP2016031071A (en) * | 2014-07-30 | 2016-03-07 | 株式会社イノアックコーポレーション | Resonator |
Also Published As
Publication number | Publication date |
---|---|
JPH063182Y2 (en) | 1994-01-26 |
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