JPS62162327U - - Google Patents
Info
- Publication number
- JPS62162327U JPS62162327U JP5028786U JP5028786U JPS62162327U JP S62162327 U JPS62162327 U JP S62162327U JP 5028786 U JP5028786 U JP 5028786U JP 5028786 U JP5028786 U JP 5028786U JP S62162327 U JPS62162327 U JP S62162327U
- Authority
- JP
- Japan
- Prior art keywords
- exhaust gas
- catalyst body
- shutter
- catalytic converter
- utility
- 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 7
- 230000003197 catalytic effect Effects 0.000 claims description 6
- 239000000956 alloy Substances 0.000 claims 1
- 238000000746 purification Methods 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)
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図は第３図の―線
に沿う断面図、第５図は本考案及び従来の転化率
特性図、第６図は本考案の他の実施例を示す触媒
コンバータの断面図、第７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。
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 sectional view taken along the line - in FIG. 3, FIG. 5 is a conversion rate characteristic diagram of the present invention and the conventional method, FIG. 6 is a sectional view of a catalytic converter showing another embodiment of the present invention, and FIG. The figure is a partially cutaway side view of a 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.
Claims (1)
流出口を有するシエルと、このシエル内に装置さ
れた排気ガス浄化用の触媒本体と、上記シエル内
に上記触媒本体の排気ガス導入側に位置して配設
されると共に上記触媒本体の端面中心部分を除く
他の端面部分を排気ガスの温度に応じて開閉する
シヤツタとから構成したことを特徴とする触媒コ
ンバータ。 (2) 触媒本体が、単一暖機性もしくは中心部と
外周部とで暖機性が異なり、中心部の暖機性を外
周部より小さくした担体から構成されている実用
新案登録請求の範囲第１項記載の触媒コンバータ
。 (3) シヤツタが、リング状に配列した多数のシ
ヤツタ片から構成され、且つこれらシヤツタ片を
低温時に閉、高温時に開となる形状記憶合金材か
ら構成されている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 having an exhaust gas inlet at one end and an exhaust gas outlet at the other end, a catalyst body for exhaust gas purification installed in this shell, and and a shutter which is disposed on the exhaust gas introduction side of the catalyst body and opens and closes other end face portions of the catalyst body other than the center end face portion according to the temperature of the exhaust gas. catalytic converter. (2) Claims for utility model registration in which the catalyst body is composed of a carrier with a single warm-up property or a carrier with different warm-up properties in the center and outer periphery, with the warm-up property of the center being smaller than that of the outer periphery. The catalytic converter according to item 1. (3) Registration of a utility model characterized in that the shutter is composed of a large number of shutter pieces arranged in a ring shape, and these shutter pieces are made of a shape memory alloy material that closes at low temperatures and opens at high temperatures. A catalytic converter according to claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5028786U JPS62162327U (en) | 1986-04-03 | 1986-04-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5028786U JPS62162327U (en) | 1986-04-03 | 1986-04-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62162327U true JPS62162327U (en) | 1987-10-15 |
Family
ID=30873511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5028786U Pending JPS62162327U (en) | 1986-04-03 | 1986-04-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62162327U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05209514A (en) * | 1991-06-18 | 1993-08-20 | Inst Fr Petrole | Internal combustion engine having exhaust line as catalyst |
-
1986
- 1986-04-03 JP JP5028786U patent/JPS62162327U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05209514A (en) * | 1991-06-18 | 1993-08-20 | Inst Fr Petrole | Internal combustion engine having exhaust line as catalyst |
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