Title:
INDUSTRIAL ENGINE
Document Type and Number:
Japanese Patent JP2022104363
Kind Code:
A
Abstract:
To provide an industrial engine improved so as to enhance ventilation efficiency in the engine by further devising an intake structure of fresh air into the engine.SOLUTION: In an industrial engine, blow-by gas from a crank case 1A is guided to an intake passage e through the inside of a head cover 3, and an air passage 20 for supplying air in the intake passage e to an engine case k located on a crank axial center P side of a cylinder head 2 is provided. The air passage 20 comprises external piping connecting the engine case k and the intake passage e in the vicinity of a portion 16A where the air passage 20 of the intake passage k is communicated.SELECTED DRAWING: Figure 3
Inventors:
ISOJIMA HIROAKI
KAWASAKI TAKESHI
YAMADA YUICHIRO
UMEDA YUZO
KAWASAKI TAKESHI
YAMADA YUICHIRO
UMEDA YUZO
Application Number:
JP2020219535A
Publication Date:
July 08, 2022
Filing Date:
December 28, 2020
Export Citation:
Assignee:
KUBOTA KK
International Classes:
F01M13/00; F02F1/00; F02F7/00
Attorney, Agent or Firm:
Suzue Shoji