JPS60180712U - Secondary air introduction device for internal combustion engines - Google Patents
Secondary air introduction device for internal combustion enginesInfo
- Publication number
- JPS60180712U JPS60180712U JP6775184U JP6775184U JPS60180712U JP S60180712 U JPS60180712 U JP S60180712U JP 6775184 U JP6775184 U JP 6775184U JP 6775184 U JP6775184 U JP 6775184U JP S60180712 U JPS60180712 U JP S60180712U
- Authority
- JP
- Japan
- Prior art keywords
- secondary air
- internal combustion
- air introduction
- introduction device
- combustion engines
- 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
Links
Landscapes
- Exhaust Gas After Treatment (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来例を示す縦断面図、第２図は第１図のリー
ド弁装置を機関に取り付けた例を示す構成図、第３図は
第２図のＡ点の排気脈動圧力を示す波形図、第４図はこ
の考案の一実施例を示す縦断面図、第５図は機関の回転
数とフィルタ部の温度との関係を示す図で、第５図ａ、
ｂはそれぞれ固有振動数の異なるリード弁装置を単独
で用いたときの様子を示す図、第５図Ｃは２個のり−ド
弁装置を直列に配置して用いたときの様子を示す図であ
る。
１、２１．２２・・・リード弁装置、６． ３２． ３
３・・・リード弁。Fig. 1 is a longitudinal sectional view showing a conventional example, Fig. 2 is a configuration diagram showing an example in which the reed valve device shown in Fig. 1 is attached to an engine, and Fig. 3 shows the exhaust pulsating pressure at point A in Fig. 2. A waveform diagram, FIG. 4 is a vertical cross-sectional view showing an embodiment of this invention, and FIG. 5 is a diagram showing the relationship between the engine rotation speed and the temperature of the filter section.
Figure 5b is a diagram showing the situation when reed valve devices having different natural frequencies are used alone, and Figure 5C is a diagram showing the situation when two reed valve devices are arranged in series and used. be. 1, 21.22... Reed valve device, 6. 32. 3
3...Reed valve.
Claims (1)
を導入子る内燃機関の二次空気導入装置において、排気
路に連通ずる二次空気導入通路に排気すべき方向へのみ
二次空気を通過させ且つ互いに異なる固有振動数を有す
るリード弁装置を少なくとも２個直列に配置したことを
特徴とする内燃機関の二次空気導入装置。−In a secondary air introduction device for an internal combustion engine that introduces secondary air into the exhaust passage using pulsating negative pressure generated in the exhaust passage, the secondary air is introduced only in the direction in which the air is to be exhausted into the secondary air introduction passage that communicates with the exhaust passage. A secondary air introduction device for an internal combustion engine, characterized in that at least two reed valve devices that allow secondary air to pass through and have mutually different natural frequencies are arranged in series. −
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6775184U JPS60180712U (en) | 1984-05-11 | 1984-05-11 | Secondary air introduction device for internal combustion engines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6775184U JPS60180712U (en) | 1984-05-11 | 1984-05-11 | Secondary air introduction device for internal combustion engines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60180712U true JPS60180712U (en) | 1985-11-30 |
Family
ID=30601859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6775184U Pending JPS60180712U (en) | 1984-05-11 | 1984-05-11 | Secondary air introduction device for internal combustion engines |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60180712U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014227902A (en) * | 2013-05-22 | 2014-12-08 | 株式会社デンソー | Secondary air control system |
-
1984
- 1984-05-11 JP JP6775184U patent/JPS60180712U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014227902A (en) * | 2013-05-22 | 2014-12-08 | 株式会社デンソー | Secondary air control system |
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