Thread built-in combined aluminium-plastic anti-theft cap

Thread built-in combined aluminium-plastic anti-theft cap

  • CN 2,687,044 Y
  • Filed: 03/27/2004
  • Issued: 03/23/2005
  • Est. Priority Date: 03/27/2004
  • Status: Active Grant
First Claim
Patent Images

1. , screw thread plug-in combination plastic-aluminum pilfer proof closure, form by the aluminum barrel (4) of seal closure (1), interior plug (2) and outside and the glass bead (3) in the seal closure (1), it is characterized in that:

  • seal closure (1) becomes convex, and on the convex head, be provided with convex tendon (5), interior plug (2) upper inner is provided with the groove (6) that matches with convex tendon (5), and the outside is provided with at least two convex tendons.

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