| 摘要 |
The present invention relates to a light device with an adjustable angle which is mounted on the ceiling. In particular, a support bar is installed on a cover of a lighting device fixed on a lace way of the ceiling to be rotatable; and an open angle of the light device is adjusted by moving a groove, which fixes an end of the support bar. According to the present invention, when the lighting device is installed on the ceiling or is repaired, a worker can open the lighting device as wide as he or she wants for a working process. In addition, the worker can fix a body of the lighting device to prevent the body from opening and closing during the working process. Therefore, worker`s safety can be ensured. |
