High speed paper folding machine
US6383124B1 · kind B1 · utility
Inventors
Key dates
| Filing date | Jun 30, 1999 |
| Grant date | May 7, 2002 |
| Priority date | — |
| Expiry date | Jun 30, 2019 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65H45/28
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A high speed paper folding machine for cutting a continuously fed web of paper into sections and folding said sections is disclosed. The machine includes a rotating hollow drum on which the web is deposited and on which the cutting and folding operations are performed without transferring the web or the cut or folded sections off of the drum. The drum includes a knife for cutting the web. The knife preferably is situated within the drum interior and adapted to extend through elongated apertures defined on the drum outer surface. Grippers on the drum hold the web on the drum through the operation. At least one folding station is operably associated with the drum. At least one pack-off station can be provided for stacking the folded product in separate stacks.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.