| 摘要 |
<p>A heat-sealing machine has a plate for mounting and fixing cases to package articles and attachments for a cover, the machine also has a loading point where the articles are placed manually or mechanically in or on the case, and a sealing point where a moving pressure platen touches the covers presses the case on to it, and bonds the two together hot. Used for packaging small articles such as razor blades in transparent thermoplastic.</p> |
