| 摘要 |
A valve operating mechanism includes a valve body provided at an air passage of an internal combustion engine, an actuator causing the valve body to rotate so as to adjust a cross-sectional area of the air passage, a shaft body supporting the valve body, a link member connected to the shaft body and integrally rotating with the valve body, an actuator rod rotatably connected to the link member and transmitting a driving force of the actuator to the link member, and a biasing member arranged between the link member and the actuator rod and biasing the link member and the actuator rod so as to contact each other.
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