| 摘要 |
A head mount lamp seat comprises a pivotal unit, a movable unit and a rotary unit; wherein the movable unit is rotatably connected to one end of the pivotal unit; and another end of the pivotal unit is rotatably connected to the rotary unit; and a lamp is installed to the rotary unit. The rotary unit is rotatable horizontally with respect to the another end of the movable unit.
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