Mechanical safety device and medical head mast using same

@inproceedings{2009MechanicalSD,
  title={Mechanical safety device and medical head mast using same},
  author={马剑云},
  year={2009}
}
The invention provides a mechanical safety device, which comprises a pedestal, an upper fixing seat, a swinging arm fixing seat, and a swinging arm body. The pedestal is hung indoors; the upper fixing seat is fixed below the pedestal; the swinging arm fixing seat is fixed below the upper fixing seat; the swinging arm body is hinged with the swinging arm fixing seat through a horizontally arranged hinged shaft; moreover, the swinging arm body and the upper fixing seat are arranged in a vertical… CONTINUE READING

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