6. Glossary

Clapet anti-retour; back flow valve

Mechanical device located in front of the injection screw. It allows the material to flow from the rear to the front of the screw during dosing, but prevents it from flowing backwards during the cavity filling phase.

Knee brace; toggle lever

A toggle joint is a mechanical locking device made up of several interconnected links, which locks when the joint axis between the links has reached the point of alignment between the three joint axes.

Clamping unit

Part of the press grouping together the functions linked to mold movements and part ejection: press platens, clamping cylinder, toggle lever, ejection cylinder, etc.

Injection unit

The part of the press housing the injection-related...