(19)
(11) EP 2 599 975 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
26.06.2013 Bulletin 2013/26

(43) Date of publication A2:
05.06.2013 Bulletin 2013/23

(21) Application number: 12192151.4

(22) Date of filing: 12.11.2012
(51) International Patent Classification (IPC): 
F01N 13/00(2010.01)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME

(30) Priority: 30.11.2011 JP 2011262753

(71) Applicant: Yamaha Hatsudoki Kabushiki Kaisha
Iwata-shi, Shizuoka 438-8501 (JP)

(72) Inventors:
  • Suzuki, Hironari
    Iwata-shi, Shizuoka 438-8501 (JP)
  • Aoyama, Masayuki
    Iwata-shi, Shizuoka 438-8501 (JP)

(74) Representative: Grünecker, Kinkeldey, Stockmair & Schwanhäusser 
Leopoldstrasse 4
80802 München
80802 München (DE)

   


(54) Saddle Riding Type Vehicle


(57) A saddle riding type vehicle capable of improving detection accuracy by an oxygen sensor while reducing ventilation resistance in an exhaust path is provided. The vehicle includes an engine 34 provided with an exhaust path 68 and an oxygen sensor 72 attached to the engine 34 to detect oxygen included in exhaust gas. The engine 34 has a recess 70 provided at an inner surface of the exhaust path 68 and increasing a path sectional area of the exhaust path 68 and an insertion hole 76 opened at an inner surface of the recess 70. The oxygen sensor 72 is inserted in the insertion hole 76 as at least a part of its tip end is positioned in the recess 70.







Search report









Search report