Apparatus for producing decorative seams on films shaped using a drawing method
US4917903A · kind A · utility
11Cited by
14References
7Claims
0Family size
Inventor
Key dates
| Filing date | Jan 11, 1988 |
| Grant date | Apr 17, 1990 |
| Priority date | — |
| Expiry date | Jan 11, 2008 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S425/06
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
For the production of decorative seams on dashboards or the like, molded of thermoplastic material by the deep-drawing method, or the like, a soft heated embossing die having a negative decorative seam is pressed briefly, at the instant of the deformation of the dashboard or the like, against the molding tool covered with the film. Elastic embossing cushions are glued into the molding tool, thereby providing that the decorative seam will have a convex curvature.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.