Novel screw

Novel screw

  • CN 202,301,389 U
  • Filed: 08/01/2011
  • Issued: 07/04/2012
  • Est. Priority Date: 08/01/2011
  • Status: Active Grant
First Claim
Patent Images

1. a novel screw comprises nut, screw thread;

  • It is characterized in that screw thread is made up of internal thread and outside thread, set up one deck elastomer between internal thread and the outside thread, said elastomer embeds the gap between tooth summit and the tooth peak base fully.

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