Title:
IMPROVED INTAKE SYSTEM FOR INTERNAL COMBUSTION ENGINE, AND INTERNAL COMBUSTION ENGINE AND MOTOR VEHICLE THEREWITH
Document Type and Number:
Japanese Patent JP2023164838
Kind Code:
A
Abstract:
To improve intake fluid dynamics.SOLUTION: An internal combustion engine 8 intake system 4 comprises: an air conveyance duct 12 extending from an air inlet opening 16 to an air outlet opening 20 and delimiting a conveying volume; and 'n' inlet trumpets 28 separated from each other and facing the air outlet opening 20, with 'n' greater than or equal to 2. Preferably, the conveyance duct 12 comprises at least one internal partition wall 32 that divides the duct 12 internally into 'n' ducts 12 fluidly separated from each other along the stretch between the air inlet opening 16 and the air outlet opening 20, each of the 'n' ducts 12 at the air outlet opening 20 facing a corresponding intake trumpet 28.SELECTED DRAWING: Figure 1
Inventors:
CARLO CARAPELLUCCI
Application Number:
JP2023132915A
Publication Date:
November 14, 2023
Filing Date:
August 17, 2023
Export Citation:
Assignee:
PIAGGIO & C SPA
International Classes:
F02B27/00
Attorney, Agent or Firm:
Michiko Matsutani
Yasuo Yanagihashi
Yasuo Yanagihashi