Pressware forming apparatus, components therefore and methods of making pressware therefrom
US8894403B2 · kind B2 · utility
0Cited by
44References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 29, 2013 |
| Grant date | Nov 25, 2014 |
| Priority date | — |
| Expiry date | Apr 29, 2033 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB31B50/592
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
The present invention provides an improved pressware forming apparatus. At least one of die pairs used in the apparatus can be narrowed in a cross-direction as compared to the cross-directional width of pressware forming tools used in prior an apparatus. The present invention allows addition of at least one additional die pair in the pressware forming tool when used in a standard sized pressware forming apparatus. The present invention also provides components for use in such apparatus and methods of making pressware from the apparatus herein.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.