| 摘要 |
A display stand including a base, a post disposed on the base, a pair of arms pivotally coupled to the post and each having an upper rod fixed to an outer end, two springs biasing the arms upward, a pair of links having an upper end pivotally coupled to the outer ends of the arms and having a lower end pivotally coupled together, a lower rod coupled to the lower ends of the links, whereby the arms will be caused to rotate downward when an object is disposed on the lower rod so that the upper rods will be caused to move toward the object in order to hold the object in place.
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