| 摘要 |
A pull handle of an ink refill cylinder, which includes two symmetrical rectangular frame members assembled together; one end of the rectangular frame member is furnished with a positioning groove and a positioning ring surface for fastening an outer cylinder of a refill assembly in place; a pull end of an ink cylinder filled with ink is mounted in a hollow space of the rectangular frame member of the pull handle; after the refill assembly is connected with the refill hole of the ink cartridge, put the index finger and the middle finer on the pull surfaces under the grip stud of the ink cylinder, while the thumb is put on the push top; then, pull the ink cylinder upwards so as to refill the ink cartridge easily by means of a vacuum force under a convection effect.
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