To provide a detachable seal body in an outlet part of an exhaust port to prevent back flow of waste water into an engine by back flow from the exhaust port along an exhaust route, considering that an exhaust gas from the engine passes through an exhaust pipe of the engine and enters a muffler, and is emitted from the exhaust port of a tail pipe connected to the muffler.SOLUTION: A detachable exhaust gas seal body is provided in an exhaust port of a tail pipe connected to a muffler to prevent back flow of waste water into an engine.SELECTED DRAWING: Figure 1
【課題】エンジンの排気はエンジンの排気菅を通ってマフラーに入り、マフラーに接続したテールパイプの排気口から放出されるが、排気口の出口部に着脱可能な封止体を設けて排気口から前記排気ルートを逆流してエンジン内への汚水の逆流を防ぐ。【解決手段】マフラーに接続したテールパイプの排気口に着脱可能な排気封止体を設けて汚水のエンジン内への逆流を防止することを特徴とする排気口封止体とする【選択図】 図1
EXHAUST PORT SEAL BODY
排気口封止体
2022-02-17
Patent
Electronic Resource
Japanese
IPC: | F01N GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL , Schalldämpfer oder Auspuffvorrichtungen für Gase von Kraft- und Arbeitsmaschinen oder von Kraftmaschinen allgemein / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES |
NTRS | 1968
|HEAT EXHAUST PORT STRUCTURE AND MANUFACTURING METHOD OF HEAT EXHAUST DUCT WITH LID BODY
European Patent Office | 2021
|Bellmouth Vehicle Exhaust Port
NTIS | 1970
|Nozzle Hot Bleed Port Seal Evaluation
NTIS | 1966
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