JPS62162330U - - Google Patents
Info
- Publication number
- JPS62162330U JPS62162330U JP5028886U JP5028886U JPS62162330U JP S62162330 U JPS62162330 U JP S62162330U JP 5028886 U JP5028886 U JP 5028886U JP 5028886 U JP5028886 U JP 5028886U JP S62162330 U JPS62162330 U JP S62162330U
- Authority
- JP
- Japan
- Prior art keywords
- exhaust gas
- catalyst body
- catalyst
- face
- catalytic converter
- 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
- 239000003054 catalyst Substances 0.000 claims description 10
- 230000003197 catalytic effect Effects 0.000 claims description 4
- 239000000956 alloy Substances 0.000 claims 1
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Landscapes
- Exhaust Gas After Treatment (AREA)
- Springs (AREA)
Description
第１図は本考案に係る触媒コンバータの一例を
示す断面図、第２図は第１図の―線に沿う断
面図、第３図は本考案におけるシヤツタ開時の動
作状態を示す断面図、第４図は本考案及び従来の
転化率特性図、第５図は従来における触媒コンバ
ータの一部切欠きの側面図である。
１……シエル、１ａ……流入口、１ｂ……流出
口、３……保持部材、４，５……緩衝材、１０…
…触媒本体、１０ａ……中心触媒、１０ｂ……外
周触媒、１１……シヤツタ板、１２……スプリン
グ。
FIG. 1 is a sectional view showing an example of a catalytic converter according to the present invention, FIG. 2 is a sectional view taken along the line - in FIG. 1, and FIG. 3 is a sectional view showing the operating state when the shutter is open in the present invention. FIG. 4 is a conversion rate characteristic diagram of the present invention and the conventional method, and FIG. 5 is a partially cutaway side view of the conventional catalytic converter. DESCRIPTION OF SYMBOLS 1... Shell, 1a... Inlet, 1b... Outlet, 3... Holding member, 4, 5... Cushioning material, 10...
...Catalyst body, 10a... Center catalyst, 10b... Outer catalyst, 11... Shutter plate, 12... Spring.
Claims (1)
流出口を有するシエルと、このシエル内に装着さ
れ、中心部分に暖機性の小さい触媒を、外周部に
暖機性の大きい触媒を有する触媒本体と、この触
媒本体の排気ガス流出側に配置され、且つ触媒本
体の端面中心部分を除く他の端面部分に離接する
シヤツタ板と、排気ガスの温度に応じて変形し上
記シヤツタ板を触媒本体の端面に圧接及び離間さ
せるスプリングとから構成したことを特徴とする
触媒コンバータ。 (2) スプリングを排気ガス温度が低いとき伸長
し、排気ガス温度が高いとき収縮する形状記憶合
金材で構成したことを特徴とする実用新案登録請
求の範囲第１項記載の触媒コンバータ。[Claims for Utility Model Registration] (1) A shell that has an exhaust gas inlet at one end and an exhaust gas outlet at the other end, a catalyst with low warm-up properties installed in the center part, and a A catalyst body having a catalyst with a large warm-up property in the catalyst body, a shutter plate disposed on the exhaust gas outflow side of the catalyst body and in contact with and separating from other end face portions of the catalyst body except for the center part of the end face, 1. A catalytic converter comprising a spring that deforms in accordance with the conditions to press the shutter plate into contact with and separate from the end face of the catalyst body. (2) The catalytic converter according to claim 1, wherein the spring is made of a shape memory alloy material that expands when the exhaust gas temperature is low and contracts when the exhaust gas temperature is high.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5028886U JPS62162330U (en) | 1986-04-03 | 1986-04-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5028886U JPS62162330U (en) | 1986-04-03 | 1986-04-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62162330U true JPS62162330U (en) | 1987-10-15 |
Family
ID=30873513
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5028886U Pending JPS62162330U (en) | 1986-04-03 | 1986-04-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62162330U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021116711A (en) * | 2020-01-23 | 2021-08-10 | フタバ産業株式会社 | Exhaust emission control device |
-
1986
- 1986-04-03 JP JP5028886U patent/JPS62162330U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021116711A (en) * | 2020-01-23 | 2021-08-10 | フタバ産業株式会社 | Exhaust emission control device |
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