| 摘要 |
PROBLEM TO BE SOLVED: To adjust a projection angle using a simple structure.SOLUTION: A video projection device 100 includes a freely rotatable revolving shaft 12 extending in the direction of video projection and secured to a body 10, and rod-like members 21a and 21b for supporting the body 10. The rod-like members 21a and 21b are integrated into one by a connecting member 21c. The connecting member 21c is provided with a hole H1 through which the revolving shaft 12 is inserted. The hole H1 has such a shape as to enable the revolving shaft 12 that moves along with the movement of the body 10 to move in the vertical direction while the rod-like members 21a and 21b are in contact with an installation surface G1. |
