| 摘要 |
A compressor is disclosed. The present invention comprises: a bull gear rotated by being connected to a motor; a gear rotated by being connected to the bull gear; a collar unit where a portion of the bull gear is inserted, installed on both side surfaces of the gear; and a rotary shaft where an impeller is connected, inserted into the gear and the collar unit. The collar unit is formed to have two or more fragments to be assembled. |
