JPS6284613U - - Google Patents
Info
- Publication number
- JPS6284613U JPS6284613U JP1985177229U JP17722985U JPS6284613U JP S6284613 U JPS6284613 U JP S6284613U JP 1985177229 U JP1985177229 U JP 1985177229U JP 17722985 U JP17722985 U JP 17722985U JP S6284613 U JPS6284613 U JP S6284613U
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- introduction pipe
- recess
- catalytic converter
- heat shield
- 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
- 230000003197 catalytic effect Effects 0.000 claims description 9
- 239000011324 bead Substances 0.000 claims description 2
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Landscapes
- Exhaust Silencers (AREA)
- Exhaust Gas After Treatment (AREA)
Description
第１図は本考案の実施例に係る触媒コンバータ
用２次空気導入管の斜視図、第２図は第１図のＡ
―Ａ断面図、第３図は本考案の他の実施例に係る
触媒コンバータ用２次空気導入管の断面図、第４
図は従来に於ける触媒コンバータ用２次空気導入
管の斜視図である。
１……導入管、３……排気管、４……結合部、
５……遮熱管、５Ａ……遮熱板、５Ｂ……第１凹
部、６……ビード板、６Ａ……第２凹部、７……
空洞部、８……触媒コンバータ。
Figure 1 is a perspective view of a secondary air introduction pipe for a catalytic converter according to an embodiment of the present invention, and Figure 2 is A of Figure 1.
-A sectional view, FIG. 3 is a sectional view of a secondary air introduction pipe for a catalytic converter according to another embodiment of the present invention, and FIG.
The figure is a perspective view of a conventional secondary air introduction pipe for a catalytic converter. 1...Introduction pipe, 3...Exhaust pipe, 4...Joining part,
5...Heat shield tube, 5A...Heat shield plate, 5B...First recess, 6...Bead plate, 6A...Second recess, 7...
Cavity part, 8...Catalytic converter.
Claims (1)
ータに導入する触媒コンバータ用２字空気導入管
に於て、導入管を排気管外側に沿つて設けたこと
を特徴とする触媒コンバータ用２次空気導入管。 (2) 導入管は排気管の外側に配された遮熱管を
構成要素として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
ータ用２次空気導入管。 (3) 遮熱管には排気管の長手方向に沿つて細長
いＵ字形の外側に凹む第１凹部が形成され、この
第１凹部に対向して遮熱管の内側に細長いＵ字形
の第２凹部を有するビード板を接合し、遮熱管の
第１凹部とビード板の第２凹部とによりＵ字形の
空洞部を形成し、この空洞部の中を空気が流れる
ことを特徴とする実用新案登録請求の範囲第２項
記載の触媒コンバータ用２次空気導入管。[Scope of Claim for Utility Model Registration] (1) In a double-shaped air introduction pipe for a catalytic converter that introduces the required amount of air into the catalytic converter via the introduction pipe, the introduction pipe is provided along the outside of the exhaust pipe. A secondary air introduction pipe for a catalytic converter, characterized by: (2) A secondary air introduction pipe for a catalytic converter according to claim 1, characterized in that the introduction pipe is constituted by a heat shield pipe disposed outside an exhaust pipe. (3) The heat shield pipe is formed with an elongated U-shaped first recess that is recessed outward along the longitudinal direction of the exhaust pipe, and an elongated U-shaped second recess is formed inside the heat shield pipe opposite to the first recess. A U-shaped cavity is formed by the first recess of the heat shield tube and the second recess of the bead plate, and air flows through the cavity. A secondary air introduction pipe for a catalytic converter according to item 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985177229U JPS6284613U (en) | 1985-11-18 | 1985-11-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985177229U JPS6284613U (en) | 1985-11-18 | 1985-11-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6284613U true JPS6284613U (en) | 1987-05-29 |
Family
ID=31118233
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985177229U Pending JPS6284613U (en) | 1985-11-18 | 1985-11-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6284613U (en) |
-
1985
- 1985-11-18 JP JP1985177229U patent/JPS6284613U/ja active Pending