Bottle cap

Bottle cap

  • CN 101,052,572 A
  • Filed: 10/25/2005
  • Published: 10/10/2007
  • Est. Priority Date: 10/25/2004
  • Status: Active Application
First Claim
Patent Images

1. bottle cap, it comprises a cylinder, and this cylinder will be installed into the oral area of bottle and be provided with a passage to be communicated with the inner space of bottle, and this bottle cap comprises that also removably connects this cylindrical lid, be used for will this cylindrical passage the exit end sealing, wherein:

  • This cylindrical passage is provided with the diapire of a dome shape, and this diapire has one towards the outstanding periphery of cylindrical exit end;

    This lid has a roof and an inwall, be used for around the periphery of diapire and equipped with it, thereby in bottle cap, form a closed chamber, be used to store the batching that to mix mutually with the content in the bottle interior space, when lid described chamber when cylinder is taken apart is opened.

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