| 摘要 |
<p>Disclosed are molds, one being stationary the other movable, for the injection molding of continuous slide fastener chain, each of the molds being provided with a upper runner stopper located at the end portion of a runner cavity on the tape entrance side of the molds, the upper runner stopper having a trapezoidal portion which projects toward the interior of the runner cavity, and with a lower runner stopper disposed on the tape exit side of the molds, the stationary mold having a positioning stopper adjacent said lower runner stopper, the positioning stopper having a trapezoidal portion of a shape to engage with a recess formed in the posterior end of a runner by means of the trapezoidal portion of the upper runner stopper.</p> |
