Title:
VIBRATION SUPPRESSION STRUCTURE OF ENGINE
Document Type and Number:
Japanese Patent JP2022099482
Kind Code:
A
Abstract:
To provide a vibration suppression structure of an engine which can reliably suppress vibration of a roll balancer and an output shaft of the engine.SOLUTION: A vibration suppression structure of an engine is provided with: a first gear 32 which rotates integrally with an output shaft 18; and a roll balancer 40 which is connected to the output shaft 18 through the first gear 32 and rotates in a direction opposite to a rotation direction of the output shaft 18. The roll balancer 40 is provided with: a body part 43; and a second gear 42 which engages with the first gear 32. A diameter of the body part 43 is set so as to be larger than a diameter of the second gear 42. An enclosing chamber 50 extending in a circumferential direction is formed inside the body part 43 which is located closer to the outer periphery side than the second gear 42, and a powder 70 is enclosed in the enclosing chamber 50.SELECTED DRAWING: Figure 5
Inventors:
HONDA YUICHI
ICHIKAWA KAZUO
ICHIKAWA KAZUO
Application Number:
JP2020213270A
Publication Date:
July 05, 2022
Filing Date:
December 23, 2020
Export Citation:
Assignee:
MAZDA MOTOR
International Classes:
F02B77/00; F16F15/14; F16F15/31
Attorney, Agent or Firm:
Masataka Kotani
Etsushi Kotani
Sato Ko
Etsushi Kotani
Sato Ko