| 摘要 |
Provided is a control panel of an ultrasound diagnostic device which includes a first housing, a second housing which is formed under the first housing, a plurality of bearing balls which are formed between the first housing and the second housing and support the first housing to separate the first housing from the second housing, and a braking unit which fixes the first housing by preventing the rotation of the bearing ball by restricting the bearing ball or moves the first housing by rotating the bearing ball by releasing the restriction of the bearing ball. |
