JPH01148012U - - Google Patents
Info
- Publication number
- JPH01148012U JPH01148012U JP4376388U JP4376388U JPH01148012U JP H01148012 U JPH01148012 U JP H01148012U JP 4376388 U JP4376388 U JP 4376388U JP 4376388 U JP4376388 U JP 4376388U JP H01148012 U JPH01148012 U JP H01148012U
- Authority
- JP
- Japan
- Prior art keywords
- secondary air
- communicating
- combustion engine
- internal combustion
- box
- 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
- 238000002485 combustion reaction Methods 0.000 claims description 5
- 238000000638 solvent extraction Methods 0.000 claims 2
- 238000005452 bending Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 235000014676 Phragmites communis Nutrition 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
Landscapes
- Exhaust Gas After Treatment (AREA)
Description
第１，２図はこの考案の実施例を示し、第１図
は二次空気制御装置の概略斜視図、第２図は内燃
機関に装着した状態の二次空気制御装置の概略斜
視図である。第３〜８図は従来例を示し、第３〜
５図は夫々二次空気導入管の折曲げ加工の説明図
、第６図は従来の内燃機関の装着した状態の二次
空気制御装置の概略斜視図、第７，８図は夫々二
次空気導入管の折曲げ加工の形状の説明図である
。
図において、２は内燃機関、４は従来の二次空
気制御装置、６は吸気通路、８はエアクリーナ、
１０はリードバルブ、１２は排気通路、１４は排
気マニホルド、１６は二次空気導入管、１６ａは
管壁、１８は二次空気導入管、２０は三元触媒、
２２はこの考案による二次空気制御装置、２４は
入口、２６は出口、２８は箱状部材、３０は二次
空気導入通路、３２は区画部材である。
Figures 1 and 2 show an embodiment of this invention, with Figure 1 being a schematic perspective view of a secondary air control device, and Figure 2 being a schematic perspective view of the secondary air control device installed in an internal combustion engine. . 3 to 8 show conventional examples;
Fig. 5 is an explanatory diagram of the bending process of the secondary air introduction pipe, Fig. 6 is a schematic perspective view of a secondary air control device installed in a conventional internal combustion engine, and Figs. 7 and 8 are illustrations of the secondary air introduction pipe, respectively. It is an explanatory view of the shape of the bending process of an introduction pipe. In the figure, 2 is an internal combustion engine, 4 is a conventional secondary air control device, 6 is an intake passage, 8 is an air cleaner,
10 is a reed valve, 12 is an exhaust passage, 14 is an exhaust manifold, 16 is a secondary air introduction pipe, 16a is a pipe wall, 18 is a secondary air introduction pipe, 20 is a three-way catalyst,
22 is a secondary air control device according to this invention, 24 is an inlet, 26 is an outlet, 28 is a box-shaped member, 30 is a secondary air introduction passage, and 32 is a partition member.
Claims (1)
関の排気系に連通する出口とを備えた所望形状の
箱状部材を設け、この箱状部材内に所要長さを有
する二次空気導入通路を形成すべく前記入口と前
記出口との間を連通して区画する区画部材を設け
たことを特徴とする内燃機関の二次空気制御装置
。 A box-shaped member having a desired shape is provided with an inlet communicating with the atmosphere via a check valve and an outlet communicating with the exhaust system of the internal combustion engine, and secondary air having a required length is introduced into the box-shaped member. A secondary air control device for an internal combustion engine, characterized in that a partitioning member is provided for communicating and partitioning the inlet and the outlet to form a passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4376388U JPH01148012U (en) | 1988-03-31 | 1988-03-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4376388U JPH01148012U (en) | 1988-03-31 | 1988-03-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01148012U true JPH01148012U (en) | 1989-10-13 |
Family
ID=31270151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4376388U Pending JPH01148012U (en) | 1988-03-31 | 1988-03-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01148012U (en) |
-
1988
- 1988-03-31 JP JP4376388U patent/JPH01148012U/ja active Pending