Passive paper stacker
US4559031A · kind A · utility
6Cited by
6References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 23, 1985 |
| Grant date | Dec 17, 1985 |
| Priority date | — |
| Expiry date | Apr 23, 2005 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65H45/1015
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A passive paper stacker neatly stacks the pages of a sheet of Z-fold paper using only the energy in the falling paper. The first page of the paper is automatically positioned to permit orderly stacking, and diving folds are arrested and redirected toward their proper place on the paper stack.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.