| 摘要 |
A safety device for spotting a user of a barbell without a need for human intervention. The device includes a frame, an interface ring assembly, and electrical/electronic apparatus. The frame rests on a level surface. The interface ring assembly is operatively connected to the frame, and interfaces with the barbell. The electrical/electronic apparatus is operatively connected to the interface ring assembly, and spots the user of the barbell without a need for the human intervention.
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