Method for applying a parting agent onto an injection mould
US6159535A · kind A · utility
2Cited by
4References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 2, 1998 |
| Grant date | Dec 12, 2000 |
| Priority date | — |
| Expiry date | Dec 2, 2018 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB22D17/2007
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
The invention discloses a method and a device for applying a parting agent onto an injection mould, by means of which a powdery parting agent can be applied in a gush-free manner by means of pressurized air. For this purpose, the feed air and the dosing air for the powdery parting agent are turned on, increased, reduced and turned off in a controlled manner by means of predetermined turn-on and turn-off profiles.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.