Title:
エンジンのオイルパン構造
Document Type and Number:
Japanese Patent JP7396218
Kind Code:
B2
Abstract:
To provide an oil pan structure of an engine capable of enhancing soundproof performance of an oil pan.SOLUTION: The rigidity of a first side wall cover 63 that covers a first side wall 35 of a differential case fixed part 30 of an oil pan 20 is made lower than the rigidity of a first bottom wall cover 61 that covers a first bottom wall 31 of the differential case fixed part 30; the first side wall cover 63 is sandwiched between the first side wall 35 and a differential case 150; and in one member of a second side wall 43 and a second side wall cover 73 covering the lower part of the second side wall 43 of a shaft opposite part 40 of the oil pan 20, a protrusion part 49 projecting toward the other member and coming into contact with the other member is provided along the upper end of the second side wall cover 73.SELECTED DRAWING: Figure 6
Inventors:
Hirofumi Oshima
Naoki Shida
Naoki Shida
Application Number:
JP2020113835A
Publication Date:
December 12, 2023
Filing Date:
July 01, 2020
Export Citation:
Assignee:
Mazda Corporation Inc
International Classes:
F01M11/00; F02B77/11; F02B77/13; F02F7/00
Domestic Patent References:
| JP2021172200A | ||||
| JP2017180210A | ||||
| JP2008128088A | ||||
| JP3127043U |
Foreign References:
| GB1032090A |
Attorney, Agent or Firm:
Masataka Kotani
Akira Sato
Akira Sato