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US 2016/0158983 A1Published application
Perimeter ejection of an injection molded material
AssigneePolyshot Corporation
InventorDouglas Christopher Hepler
Life of this patent
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Abstract
The present invention relates to a perimeter ejector system for an injection molding apparatus comprising: a mold plate, housing a mold cavity consisting a molded material; and at least one lifting pin configured to extend through at least one corner or edge of the mold cavity, in order to eject the molded material off the cavity space. The lifting pin further comprises a push surface shaped to match the profile of the mold cavity, thus forming an integral part of the mold cavity.
Claims9
A perimeter ejector system for an injection molding apparatus comprising:
- a mold plate, housing a molded material within a mold cavity;
- and
- at least one lifting pin, forming an integral part of the mold cavity by comprising a push surface at least in part shaped to match the mold cavity profile, wherein the lifting pin is configured to extend through at least one side of the mold cavity for ejecting the molded material.
Dependencies are inferred from the claim text.