JPS5935618U

JPS5935618U - Monolith catalyst holding structure of catalytic converter

Info

Publication number: JPS5935618U
Application number: JP13209982U
Authority: JP
Inventors: 古賀　逸夫; 米坂　圭司
Original assignee: トヨタ自動車株式会社; 中央発條株式会社
Priority date: 1982-08-31
Filing date: 1982-08-31
Publication date: 1984-03-06

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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は本考案によるモノリス触媒保持構造の一つの実
施例を組込まれた触媒コンバータを示す縦断面図、第２
図は第１図に示された実施例によるモノリス触媒保持構
造の要部を拡大して示す部分縦断面図、第３図はクッシ
ョンリングを拡大して示す解図的部分縦断面図、第４図
はクッションリングの他の一つの実施例を示す第３図と
同様の解図的部分縦断面図である。１・・・・・・触媒コンバータ、２・・・・・・触媒容
器、３・・・・・・モノリス触媒、４・・・・・・一端
、７・・・・・・ガスケット、８・・・・・・排気マニ
ホールド、９・・・・・・一端、１０・・・・・・他端
、１１．１２・・・・・・端面、１３・・・・・・肩部
、１４′・・・・・・上端面、１５・・・・・・下端面
、１６．１７・・・・・・クッションリング、１８．１
９・・・・・・リテーナリング、２０・・・・・・軸線
、２１・・・・・・円筒状外周面、２２・・・・・・円
筒状側壁、２３．２４・・・・・・ワイヤネット、２５
・・・・・・熱発泡シール材、２６．２７・・・・・・
端面、２８・・・・・・円筒状内周面、２９・・・・・
・円筒状外周面、３０・・・・・・内周部、３１・・・
・・・外周部、３２・・・・・・周縁部。FIG. 1 is a longitudinal sectional view showing a catalytic converter incorporating one embodiment of the monolithic catalyst holding structure according to the present invention;
The figures are a partial vertical sectional view showing an enlarged main part of the monolithic catalyst holding structure according to the embodiment shown in FIG. 1, FIG. The figure is an illustrative partial vertical sectional view similar to FIG. 3 showing another embodiment of the cushion ring. DESCRIPTION OF SYMBOLS 1... Catalytic converter, 2... Catalyst container, 3... Monolith catalyst, 4... One end, 7... Gasket, 8... ...Exhaust manifold, 9...One end, 10...Other end, 11.12...End face, 13...Shoulder, 14' ......Top end surface, 15...Bottom end surface, 16.17...Cushion ring, 18.1
9... Retainer ring, 20... Axis line, 21... Cylindrical outer peripheral surface, 22... Cylindrical side wall, 23.24...・Wire net, 25
・・・・・・Heat foam sealing material, 26.27・・・・・・
End face, 28...Cylindrical inner peripheral surface, 29...
・Cylindrical outer peripheral surface, 30...Inner peripheral part, 31...
...Outer peripheral part, 32...Peripheral part.

Claims

[Scope of utility model registration request]

The columnar monolithic catalyst is sandwiched in the axial direction by both ends of the cylindrical case through a cushion ring placed in contact with both end surfaces of the catalyst and a retainer ring placed in contact with the cushion ring. In the monolithic catalyst holding structure of the catalytic converter supported by A monolithic catalyst holding structure for a catalytic converter, characterized in that its thickness is greater than the axial thickness of its outer circumference.