Full-thread degradable pure-magnesium bolt

Full-thread degradable pure-magnesium bolt

  • CN 104,257,424 A
  • Filed: 08/21/2014
  • Published: 01/07/2015
  • Est. Priority Date: 08/21/2014
  • Status: Active Application
First Claim
Patent Images

1. the pure magnesium screw of full thread degradable, comprise body and nut, described body is provided with screw thread, described nut is provided with profile counterbore, it is characterized in that:

  • the ratio of described reach and body length is 1;

    1, described nut is tapered cup nut, and the conical surface of described tapered cup nut and the angle of body central line are 22 °

    -30 °

    .

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