| 摘要 |
<p>An apparatus for producing a continuous rod having a capillary or capillaries, adapted for the writing nib of a writing instrument, has a tubular body (10) and a core (12, 14, 16) arranged in the body. A die (12) in the core is provided with a plurality of radial slits. The apparatus is further provided with a nozzle (22) with a restrictor portion (225) facing an outer periphery of the core for controlling the amount of melted material passed through the nozzle (22), whereby the capillary area within the rod may be controlled.</p> |
