Title:
ENGINE WITH VIBRATION TRANSMISSION ATTENUATION MECHANISM
Document Type and Number:
Japanese Patent JP2019203409
Kind Code:
A
Abstract:
To provide an engine capable of effectively suppressing vibration of the engine even when a compression ratio of the engine is increased.SOLUTION: A vibration transmission attenuation mechanism 50 disposed on a part of a load transmission member of an engine, has a vibration transmission attenuation member 51 provided with a plurality of cylindrical spacial portions 52 disposed in the lattice arrangement, pillar core portions 53 are respectively disposed on central portions in the plurality of cylindrical spacial portions 52 in the vibration transmission attenuation member 51 through prescribed fine clearances 54 with respect to inner peripheral walls of the cylindrical spacial portions 52, the core portions 53 are fixed to the vibration transmission attenuation members 51 on end portions at an axial one side, of the core portions 53, and parts at the axial other side of the core portions 53 are disposed in the cylindrical spacial portions 52 in a cantilevered state bendable to a radial direction of the core portions 53.SELECTED DRAWING: Figure 11
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Inventors:
ICHIKAWA KAZUO
Application Number:
JP2018097786A
Publication Date:
November 28, 2019
Filing Date:
May 22, 2018
Export Citation:
Assignee:
MAZDA MOTOR
International Classes:
F02F3/00; F16C7/02; F16F7/08; F16F15/02; F16J1/00
Attorney, Agent or Firm:
Maeda patent office