Adjustable sheet feeder for adjusting sheet stack center relative to sheet stack edges
US7464925B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 11, 2005 |
| Grant date | Dec 16, 2008 |
| Priority date | — |
| Expiry date | Apr 6, 2026 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65H2511/20
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
According to an aspect of the invention an adjustable sheet feeder for use in an apparatus for feeding sheets from the top of a sheet supply stack is shown. The sheet supply stack has a center and marginal edges, each having a top. The adjustable sheet feeder comprises a sheet supply stack support, a sheet feed head assembly, a curl sensing device which senses the position of the stack edges relative to the position of the stack center top and provides feedback, an adjustment device, and a feed back display which displays the curl sensing device feedback. The adjustment device adjusts the position of the stack center top relative to the position of the stack marginal edges top based on the curl sensing device feedback.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.