| 摘要 |
<p>Apparatus for melting and dispensing heat softenable thermoplastic materials such as adhesives including a main body having therein a melt chamber, an inlet passageway leading into one end of said chamber, a discharge passageway in communication with the other end of said chamber, the melt chamber having an initial melting section with a generally round or circular cross section and a melt acceleration section wherein the side walls defining said chamber shift progressively from the round perimeter of said initial section to the subsequent section with a cross section which defines a generally undulating perimeter, means for heating the main body and means for feeding the thermoplastic material through the inlet passageway and melt chamber.</p> |
