Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Akira Yamashita0
Date of Patent
December 12, 2006
0Patent Application Number
106583640
Date Filed
September 10, 2003
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A metal cap 3 for a container, the metal cap having a knurl part formed on the outer perimeter thereof so as to release outside the inner pressure of the container generated from the content such as carbonated drinks etc., wherein the knurl part comprises plural of knurls 6 having short width slits 6a and plural of knurls 7 having long width slits 7a, and knurls 7 is formed in the mixture with knurls 6.
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