Title:
LUBRICANT OIL PASSAGE CONSTITUTING MEMBER AND ENGINE PROVIDED WITH THE SAME
Document Type and Number:
Japanese Patent JP2019132251
Kind Code:
A
Abstract:
To perform a positive fixing of a lubricant oil passage constituting member while reducing a stress applied to said lubricant oil passage constituting member.SOLUTION: A lubricant oil passage constituting member 20 has a bucket-like part 22, a pair of pipe passages 26, 26 and a tongue part 24. The lubricant oil passage constituting member 20 is held by a cylinder block part 50 and a bulk head body 70 under a state in which a bottom wall 22a of the bucket-like part 22 is mounted at the top surface of an upper fixing boss part 72b arranged at a supporting wall 72 of a bulk head body 70 and the tongue part 24 is abutted resiliently against a bottom deck surface BD of a cylinder block part 50. With this arrangement as above, it is possible to fix the lubricant oil passage constituting member 20 to an engine block 6 positively and it is also possible to absorb input caused by vibration accompanied with driving of an engine 1 or dimension error at each of the portions of the lubricant oil passage constituting member 20 and a thermal expansion of the lubricant oil passage constituting member 20 or the like by a resilient force of the tongue part 24 and further to reduce a stress acted on the lubricant oil passage constituting member 20.SELECTED DRAWING: Figure 21
Inventors:
HANEDA MASATOSHI
KONDO AKIO
OKANIWA HIROSHI
KIMURA YUICHI
NODA HIROFUMI
NISHIMURA KIMIO
TAKAHASHI MASATSUGU
KOBAYASHI YOSHIHIRO
OKONOGI HIROSHI
KONDO AKIO
OKANIWA HIROSHI
KIMURA YUICHI
NODA HIROFUMI
NISHIMURA KIMIO
TAKAHASHI MASATSUGU
KOBAYASHI YOSHIHIRO
OKONOGI HIROSHI
Application Number:
JP2018017004A
Publication Date:
August 08, 2019
Filing Date:
February 02, 2018
Export Citation:
Assignee:
AICHI MACHINE IND
NISSAN MOTOR
NISSAN MOTOR
International Classes:
F01M1/06
Attorney, Agent or Firm:
Masatoshi Fukuyama