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US 2018/0186049 A1Published application
Method of manufacturing a plastic frame for a two-wheeler
AssigneePlastic Innovation GmbH
InventorChristian WOLFSBERGER
Life of this patent
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Abstract
The invention relates to a method of manufacturing a plastic frame for a two-wheeler having at least one hollow space in the interior by means of plastic injection molding having a series of method steps, wherein a fluid is injected to displace the plastic core from the component cavity after the injection of a preferably thermoplastic plastic melt into a closed injection molding tool.
Claims20
A method of manufacturing a plastic frame for a two-wheeler having at least one hollow space in an interior by means of plastic injection molding, said method comprising the following steps:
- injecting a thermoplastic plastic melt into a closed injection molding tool;
- injecting at least one fluid to displace a plastic core from the component cavity;
- and
- at least briefly maintaining fluid pressure in the component interior.
1 more element
Dependencies are inferred from the claim text.