An air intake structure for introducing an intake air into an engine includes: a first air intake passage fluidly connected with an air outlet; a second air intake passage branched off from the first air intake passage and having a passage length greater than that of the first air intake passage; and an open-close valve provided in the first air intake passage. The second air intake passage has a portion thereof bent to allow the flow of intake air in one direction reverse to that of the air flowing a different portion thereof. The first air intake passage, the second air intake passage and the open-close valve are provided within an air cleaner.
Air intake structure for engine
24.10.2023
Patent
Elektronische Ressource
Englisch
IPC: | B62K Fahrräder , CYCLES / F02M Zuführen von Brennstoff-Luft-Gemischen oder deren Bestandteilen bei Brennkraftmaschinen allgemein , SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES |