Patent ID: 11970107
Assignee: HASCO VISION TECHNOLOGY CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC B  F | IPC B  F

Claim 7:
8. The dimming mechanism according to claim 7, wherein the second adjustable ball head connecting piece is a ball-head screw assembly, and the ball-head screw assembly comprises a ball-head screw and a spherical seat nut, the sliding block comprises a sliding block base slidably connected with the sliding slot and a fixed part fixed on the sliding block base, and the fixed part is configured to be able to be movably connected with a ball head of the second adjustable ball head connecting piece; or, the sliding block is formed as a sliding rod connected to the spherical seat nut, and the sliding block is configured to be able to be slidably connected in the sliding slot.