| 摘要 |
An apparatus equipped with a phase maintenance means, according to the present invention, comprises: the phase maintenance means, comprising a dummy shaft which is fixed to one side of a frame that supports a plurality of parts, a slave shaft which revolves with the dummy shaft at the center while maintaining a specific distance, a force transfer portion, which is coupled to the dummy shaft and the slave shaft, for controlling the revolution of the slave shaft, and a support portion for guiding the revolution of the slave shaft with the dummy shaft at the center when revolving, by means of a rotational force that is supplied from a force generation portion; and a phase maintenance portion which is coupled and fixed to one side of the slave shaft. |
