| 摘要 |
PURPOSE: A bottle cap is provided to remarkably promote the productivity, the function of products by forming hanging projections onto the forgery preventing rIM, and to lengthen the holding period of the products. CONSTITUTION: A bottle neck structure is installed by:an upper edge outward projected annular part(101) and a loop groove(102) formed on the upper edge outer part of a bottle neck(100); a loop groove(106) in a shape able to hang and fix a forgery preventing annular of a bottle cap(200) downward of a spiral mountains(104);:And a bottle cap is composed of:an upper face part(201); upper and lower side parts that is forgery preventing annular(202, 203); a pulling handle(205) formed adjacently to the perforated line(204) of the lower side part(203); and an annular perforated line(206) to divide the upper and lower side parts connected with the perforated line(204).
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