| 摘要 |
PURPOSE: An integral triple color ball pen core which is capable of transferring different color inks at the same time through one time of taking notes, and a ball pen equipped with the integral triple color ball pen core are provided. CONSTITUTION: The integral triple color ball pen core comprises first, second and third inks(21,22,23) having different colors; an ink storage part(29) comprising first, second and third ink storage parts(26,27,28) the inside of which is separated by partition walls(24,25) so that the first, second and third inks are filled into the first, second and third ink storage parts respectively; and a tip part(34) which is coupled thereby fixed to the lower part of the ink storage part, the inside of which is separated by partition walls(35,36) so that the inks filled in the first, second and third ink storage parts are respectively flown into the spaces separated by the partition walls in the tip part, and which is consisted of first, second and third tip parts, wherein balls are inserted into ends of the tip part respectively, wherein the ink storage part is formed in a circular shape, diameter ratio of the balls(30) inserted into the ends of the first, second and third tip parts(31,32,33) is from 1:1 to 1:4, and the integral triple color ball pen core further comprises an ink guiding core which is penetratingly inserted into the first ink storage part and first tip part, the second ink storage part and second tip part or the third ink storage part or third tip part to guide water based ink to the balls(30).
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