| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a writing implement having no ink leakage and good delivering properties in the writing implement connecting the ink in an ink storing part to a pen point by using an ink relaying core. <P>SOLUTION: The writing implement in which a combination of the ink and the ink relaying core has a condition that a time required for sucking up the ink of 30 mm<SP>3</SP>is 13-40 sec when the ink relaying core is immersed by 10 mm in the ink and is vertically stood to the interface of the ink, is provided. <P>COPYRIGHT: (C)2007,JPO&INPIT |
