JPS58108224U - Exhaust gas purification device for 2-stroke internal combustion engine - Google Patents

Exhaust gas purification device for 2-stroke internal combustion engine

Info

Publication number
JPS58108224U
JPS58108224U JP18370582U JP18370582U JPS58108224U JP S58108224 U JPS58108224 U JP S58108224U JP 18370582 U JP18370582 U JP 18370582U JP 18370582 U JP18370582 U JP 18370582U JP S58108224 U JPS58108224 U JP S58108224U
Authority
JP
Japan
Prior art keywords
internal combustion
stroke internal
exhaust
combustion engine
gas purification
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.)
Granted
Application number
JP18370582U
Other languages
Japanese (ja)
Other versions
JPS5913292Y2 (en
Inventor
大谷　淳示
池ノ谷　保男
光 木村
Original Assignee
本田技研工業株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 本田技研工業株式会社 filed Critical 本田技研工業株式会社
Publication of JPS58108224U publication Critical patent/JPS58108224U/en
Application granted granted Critical
Publication of JPS5913292Y2 publication Critical patent/JPS5913292Y2/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/18—Construction facilitating manufacture, assembly, or disassembly
    • F01N13/1805—Fixing exhaust manifolds, exhaust pipes or pipe sections to each other, to engine or to vehicle body
    • F01N13/1811—Fixing exhaust manifolds, exhaust pipes or pipe sections to each other, to engine or to vehicle body with means permitting relative movement, e.g. compensation of thermal expansion or vibration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/944—Simultaneously removing carbon monoxide, hydrocarbons or carbon making use of oxidation catalysts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
    • F01N3/26—Construction of thermal reactors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
    • F01N3/28—Construction of catalytic reactors
    • F01N3/2803—Construction of catalytic reactors characterised by structure, by material or by manufacturing of catalyst support
    • F01N3/2807—Metal other than sintered metal
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
    • F01N3/28—Construction of catalytic reactors
    • F01N3/2803—Construction of catalytic reactors characterised by structure, by material or by manufacturing of catalyst support
    • F01N3/2807—Metal other than sintered metal
    • F01N3/281—Metallic honeycomb monoliths made of stacked or rolled sheets, foils or plates
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
    • F01N3/28—Construction of catalytic reactors
    • F01N3/2803—Construction of catalytic reactors characterised by structure, by material or by manufacturing of catalyst support
    • F01N3/2807—Metal other than sintered metal
    • F01N3/281—Metallic honeycomb monoliths made of stacked or rolled sheets, foils or plates
    • F01N3/2817—Metallic honeycomb monoliths made of stacked or rolled sheets, foils or plates only with non-corrugated sheets, plates or foils
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
    • F01N3/28—Construction of catalytic reactors
    • F01N3/2803—Construction of catalytic reactors characterised by structure, by material or by manufacturing of catalyst support
    • F01N3/2825—Ceramics
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
    • F01N3/28—Construction of catalytic reactors
    • F01N3/2803—Construction of catalytic reactors characterised by structure, by material or by manufacturing of catalyst support
    • F01N3/2825—Ceramics
    • F01N3/2828—Ceramic multi-channel monoliths, e.g. honeycombs
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
    • F01N3/28—Construction of catalytic reactors
    • F01N3/2839—Arrangements for mounting catalyst support in housing, e.g. with means for compensating thermal expansion or vibration
    • F01N3/2842—Arrangements for mounting catalyst support in housing, e.g. with means for compensating thermal expansion or vibration specially adapted for monolithic supports, e.g. of honeycomb type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2260/00—Exhaust treating devices having provisions not otherwise provided for
    • F01N2260/08—Exhaust treating devices having provisions not otherwise provided for for preventing heat loss or temperature drop, using other means than layers of heat-insulating material
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2260/00—Exhaust treating devices having provisions not otherwise provided for
    • F01N2260/10—Exhaust treating devices having provisions not otherwise provided for for avoiding stress caused by expansions or contractions due to temperature variations
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2330/00—Structure of catalyst support or particle filter
    • F01N2330/30—Honeycomb supports characterised by their structural details
    • F01N2330/36—Honeycomb supports characterised by their structural details with flow channels formed by tubes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Health & Medical Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Toxicology (AREA)
  • Ceramic Engineering (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Exhaust Silencers (AREA)

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

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の好ましい実施例を示ず２サイクルエン
ジンの截断側面図、第２図はその一部の拡大図、第３図
は第２図９３−３線截断面図、第４図はその工部の拡大
図、第５図は第２図の５−５線截断面図、第６図は第２
図の６−６線截断面図、第７図はその変形例を示す第３
′図と類似の断面図、第８図は第２の変形例を示す第３
図と類似の断面図、第９図は第３の変形例を示す類似の
断面図、第１０図はエンジン排気ポートからりアクタ迄
の距離りと大気中に排出されるガス中のＨＣのパーセン
ト減少率との関係を示す線図であり、３つの異なる曲線
は３つの異なる断面図をもつりアクタチャンネルのもの
を示し、更に第１１図はリアクタの長さＸとＨＣのパー
セント減少率との関係を示す線図であり、３つの異る曲
線は３つの異る断面積をもつりアクタチャンネルのもの
であり、第１′□２図は排気ポートか、らリアクタ迄の
距離−Ｌが２０票、そしてリアクタの長さＸが３０閣及
び１００ｍｍの場合における各リアクタチ、ヤンネルの
断面積ａとＨＣのパーセント減少率との関係を示す　　
　　−線図であり、更に第１３．１４及び１５図はピス
トンが下死点に動き次でその戻りの上動運動を開始する
ときの新鮮空燃混合気の燃料室内への運動の通路及び排
気ガスの燃焼室外への運動の通路を示す略図であり、第
１６図はピストンが下死点近傍の位置における燃焼排気
ガスと未燃流通混合気との流速を示す線図である。 １４・・・エンジン本体、１７・・・燃焼室、２１・・
・吸気ポート、２４・・・排気ポート、２５・・・排気
通路、２６・・・リアクタ、２７川チヤンネル。Fig. 1 is a cutaway side view of a two-stroke engine showing a preferred embodiment of the present invention, Fig. 2 is an enlarged view of a part thereof, Fig. 3 is a cutaway sectional view taken along the line 93-3 in Fig. 2, and Fig. 4 is an enlarged view of the construction part, Figure 5 is a cross-sectional view taken along the line 5-5 in Figure 2, and Figure 6 is a cross-sectional view of Figure 2.
The sectional view taken along the line 6-6 in the figure, and Figure 7 are the 3
Figure 8 is a cross-sectional view similar to that shown in Fig.
Figure 9 is a similar cross-sectional view showing the third variant; Figure 10 is the distance from the engine exhaust port to the actuator and the percentage of HC in the gas exhausted to the atmosphere. FIG. 11 is a diagram illustrating the relationship between the reactor length Figure 1'□2 is a diagram showing the relationship, the three different curves are for the actor channel with three different cross-sectional areas, and Figure 1'□2 is the distance from the exhaust port to the reactor - L is 20 The relationship between the cross-sectional area a of each reactor and yarn and the percent reduction rate of HC when the length X of the reactor is 30 mm and 100 mm is shown.
13.14 and 15 also show the path of movement of the fresh air-fuel mixture into the fuel chamber and the exhaust air as the piston moves to bottom dead center and then begins its upward movement of return. FIG. 16 is a schematic diagram showing the path of movement of gas out of the combustion chamber, and FIG. 16 is a diagram showing the flow velocity of the combustion exhaust gas and the unburned flowing air-fuel mixture when the piston is at a position near the bottom dead center. 14...Engine body, 17...Combustion chamber, 21...
・Intake port, 24...Exhaust port, 25...Exhaust passage, 26...Reactor, 27 River channel.

Claims (1)

【実用新案登録請求の範囲】 １シリンダ壁に開口する吸気ポートと排気ポートと、該
排気ポート竹ら延びるシリンダブロックックに形成され
た排気通路とを備える２サイクル内燃エンジンにおいて
、前記排気通路の連続を形成するボアを有するカートリ
ッジをシリンダブロックに結着し、該カートリッジ内の
ボア内に、リアクタの全長に亘りのびる略平行の薄壁か
ら形成された耐熱多チヤンネルリアクタの上流端を収納
したことを特徴とする２サイクル内燃エンジンの排気ガ
ス浄化装置。 ２　前記カートリッジの下流側に排気管を接続すると共
に該カートリッジをシリンダブロック及び排気管から熱
的に絶縁する手段を有す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２サイクル内燃エンジンの排
気ガス浄化装置。 ３　前記カートリッジと一体に形成され、且つ前記リア
クタの排気ポートから隔離する方向の運動を防止する腕
片からなるリテーナを有し、該リテーナの腕片に温度膨
張番吸収するスロットを設け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２サイクル内燃エンジン
の排気ガス浄化装置。 ４　前記耐熱多チヤンネルリアクタの上流端が、前記排
気ポートから１１０７１ＥＩ１１以下の距離を隔てて配
されると共に該リアクタの長さを３０ｍｍ乃至１００７
ＦＩｌ？＋、断面積を３０ｒＭｔ２以下に構成シタコト
を特徴とする実用新案登録請求の範囲第１項記載の２サ
イクル内燃エンジンの排気ガス浄化装　　　−置。[Claims for Utility Model Registration] A two-stroke internal combustion engine comprising an intake port and an exhaust port opening in a cylinder wall, and an exhaust passage formed in a cylinder block extending from the exhaust port, wherein the exhaust passage is continuous. A cartridge having a bore forming a diameter is fixed to a cylinder block, and the upstream end of a heat-resistant multi-channel reactor formed from substantially parallel thin walls extending over the entire length of the reactor is housed within the bore in the cartridge. Features: Exhaust gas purification device for two-stroke internal combustion engines. 2. The two-stroke internal combustion engine according to claim 1, which is characterized by having means for connecting an exhaust pipe to the downstream side of the cartridge and thermally insulating the cartridge from the cylinder block and the exhaust pipe. Exhaust gas purification device. 3. A retainer is formed integrally with the cartridge and includes an arm piece that prevents movement in a direction away from the exhaust port of the reactor, and the arm piece of the retainer is provided with a slot for absorbing temperature expansion. An exhaust gas purification device for a two-stroke internal combustion engine as claimed in claim 1. 4. The upstream end of the heat-resistant multi-channel reactor is arranged at a distance of 11071EI11 or less from the exhaust port, and the length of the reactor is 30 mm to 1007 mm.
FIl? +, Exhaust gas purification device for a two-stroke internal combustion engine according to claim 1, characterized in that the cross-sectional area is 30 rMt2 or less.
JP1982183705U 1975-08-18 1982-12-06 Exhaust gas purification device for 2-stroke internal combustion engine Expired JPS5913292Y2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US60565675A 1975-08-18 1975-08-18
US605656 1975-08-18

Publications (2)

Publication Number Publication Date
JPS58108224U true JPS58108224U (en) 1983-07-23
JPS5913292Y2 JPS5913292Y2 (en) 1984-04-20

Family

ID=24424632

Family Applications (3)

Application Number Title Priority Date Filing Date
JP5336076A Granted JPS5224616A (en) 1975-08-18 1976-05-12 Multi-channel reactor for internal combustion engine exhaust system
JP9046377A Granted JPS5337227A (en) 1975-08-18 1977-07-29 Multi-channel reactor exhaust system of internal combustion engine
JP1982183705U Expired JPS5913292Y2 (en) 1975-08-18 1982-12-06 Exhaust gas purification device for 2-stroke internal combustion engine

Family Applications Before (2)

Application Number Title Priority Date Filing Date
JP5336076A Granted JPS5224616A (en) 1975-08-18 1976-05-12 Multi-channel reactor for internal combustion engine exhaust system
JP9046377A Granted JPS5337227A (en) 1975-08-18 1977-07-29 Multi-channel reactor exhaust system of internal combustion engine

Country Status (4)

Country Link
JP (3) JPS5224616A (en)
DE (1) DE2635725A1 (en)
FR (1) FR2321591A1 (en)
GB (1) GB1563338A (en)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2733640C3 (en) * 1977-07-26 1981-04-30 Süddeutsche Kühlerfabrik Julius Fr. Behr GmbH & Co KG, 7000 Stuttgart Matrix for a catalytic reactor for exhaust gas cleaning in internal combustion engines
US4250146A (en) * 1979-10-05 1981-02-10 Uop Inc. Caseless monolithic catalytic converter
US4559205A (en) * 1983-02-28 1985-12-17 General Motors Corporation Catalytic converter substrate and retainer assembly
JPS6130352U (en) * 1983-10-13 1986-02-24 幹男 岩切 pod-shaped flower pot
DE3444222A1 (en) * 1984-10-23 1986-04-24 Buchtal Gmbh, 8472 Schwarzenfeld Device for purifying exhaust gases
DE3444221A1 (en) * 1984-10-23 1986-04-24 Buchtal Gmbh, 8472 Schwarzenfeld Exhaust pipe for an internal-combustion engine
DE3509969A1 (en) * 1985-03-20 1985-11-21 Friedrich 5000 Köln Elles Exhaust catalytic converter cartridge for afterburning and silencing on internal combustion engines
DE3518756A1 (en) * 1985-05-24 1986-11-27 Audi AG, 8070 Ingolstadt EXHAUST PIPE FROM AN INTERNAL COMBUSTION ENGINE
DE3729683A1 (en) * 1987-09-04 1989-03-30 Mototech Motoren Umweltschutz Device for aftertreatment of the exhaust gases of small two-stroke spark ignition engines, and method for its manufacture
DE3871133D1 (en) * 1987-09-04 1992-06-17 Orbital Eng Pty EXHAUST TREATMENT FOR TWO-STROKE ENGINE.
USRE37230E1 (en) * 1987-10-26 2001-06-19 Orbital Engine Company (Australia) Proprietary Limited Two stroke cycle internal combustion engines
CA1336413C (en) * 1987-10-26 1995-07-25 Mark Lear Two stroke cycle internal combustion engines
FR2627543A1 (en) * 1988-02-23 1989-08-25 Acsud Exhaust system - has engine-mounted curved exhaust pipe which rotate in coupling attached to fixed silencer
US5050701A (en) * 1988-05-31 1991-09-24 Yamaha Hatsudoki Kabushiki Kaisha Engine manifolding and orientation for the engine compartment of a motor vehicle
JP2984027B2 (en) * 1990-05-22 1999-11-29 三信工業株式会社 Exhaust purification system for ship propulsion
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Also Published As

Publication number Publication date
FR2321591B1 (en) 1982-12-31
JPS5337227A (en) 1978-04-06
JPS5913292Y2 (en) 1984-04-20
JPS561452B2 (en) 1981-01-13
GB1563338A (en) 1980-03-26
FR2321591A1 (en) 1977-03-18
DE2635725A1 (en) 1977-03-03
JPS5650092B2 (en) 1981-11-26
JPS5224616A (en) 1977-02-24

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