The invention relates to the field of high-grade automobile commercial tables, in particular to an inner column of a lifting column of an automobile commercial table. The inner column comprises a column body, guide blocks and a shifting block, the column body is a hollow tube body, the guide blocks are arranged on the outer wall of the bottom of the column body, the shifting block is arranged on the side face of the top of the column body, the front face of the shifting block is a plane parallel to the radial direction of the column body, the rear face of the shifting block is an arc surface connected with the column body, and a reinforcing rib is arranged in the hollow portion of the shifting portion. The inner column ascends and descends along a set track and cannot cause relative rotation, and the inner elements are protected.
Inner column of lifting column of automobile commercial table
2015-06-17
Patent
Electronic Resource
English
Outer column of lifting column for business table in automobile
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