Title:
SCOOTER TYPE VEHICLE
Document Type and Number:
Japanese Patent JP2023064376
Kind Code:
A
Abstract:
To provide a scooter type vehicle including a robust and compact muffler.SOLUTION: A scooter type vehicle 1 includes a handlebar 3, a seat 6, an engine 12, an exhaust pipe 12, a muffler 23, and a rear wheel 15. The muffler 23 includes a first unit 31, a connection part 41, and a second unit 51. The first unit 31 includes a first pipe 33, a first catalyst 35, a second pipe 37, and a first lid member 39. The first catalyst 35 is installed within the first pipe 33. The second pipe 37 is installed outside the first pipe 33. A gap space G is formed outside the first pipe 33 and inside the second pipe 37. The second pipe 37 extends to a position at the rear relative to the first pipe 33. The first lid member 39 is attached to a rear end 37b of the second pipe 37 and closes the rear end 37b of the second pipe 37. The first lid member 39 guides exhaust gas exhausted from the first pipe 33 to the gap space G. The connection part 41 is connected to an outer peripheral surface 37c of the second pipe 37 and communicates with the gap space G.SELECTED DRAWING: Figure 1
Inventors:
TAKANO YOSHIHIDE
SOMA MITSUHARU
SOMA MITSUHARU
Application Number:
JP2021174628A
Publication Date:
May 11, 2023
Filing Date:
October 26, 2021
Export Citation:
Assignee:
YAMAHA MOTOR CO LTD
International Classes:
B62M7/02; B62K11/10; B62M7/12; F01N1/08; F01N13/08; F02D35/00
Attorney, Agent or Firm:
Tsutomu Sugitani
Hiroyuki Todaka
Tomohiko Sugiya
Kurihara Kaname
Nobuyoshi Aono
Hiroyuki Todaka
Tomohiko Sugiya
Kurihara Kaname
Nobuyoshi Aono