| 摘要 |
A refill adaptor for using in a BIC style ball point pen essentially comprising a main body (10), a front cone (15), a rear shank having an inner shank portion (18) and an outer shank portion (20). The said inner shank portion (18) and said outer shank portion (20) are fitted to said front cone (15) with a ring member (25) so as to form a continuous body to be fitted to the front portion of the ball point pen and for housing a refill tip and tube along its longitudinal axis to form a ball point pen refill.
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