Back to results
US 8,926,315 B2Granted
Injection molding machine
AssigneeSumitomo Heavy Industries, Ltd.
InventorsShigeru Takeuchi, Masahiro Hayakawa
Life of this patent
Estimating the term…
Abstract
An injection molding machine includes an electric ejector configured to eject a molding product from a mold, and an assist actuator configured to assist ejection of the molding product by the electric ejector.
Claims5
An injection molding machine, comprising:
- an electric ejector configured to eject a molding product from a mold, the electric ejector including
- a slidable base configured to move in directions to come into and out of contact with a platen supporting the mold;
- an electric motor configured to cause the slidable base to move;
- a transmission mechanism configured to convert rotational motion generated by the electric motor into linear motion and transmit the linear motion to the slidable base;
- and
- an ejector rod configured to move together with the slidable base;
- and
- an assist actuator configured to assist ejection of the molding product by the electric ejector,
- wherein the assist actuator is configured to assist a movement of the ejector rod in a direction to eject the molding product.
6 more elements
Dependencies are inferred from the claim text.