| 摘要 |
<p>A segmental writing element feeding mechanism includes a pen tip tube (2) for receiving therein a segmental writing element (12) having first and second ends, a propelling structure (4) received in the pen tip tube (2) and having an end opening (10) that is normally smaller than the second end of the element (12) to propel it forward, but expands to permit a subsequent element (14) to pass therethrough.</p> |
