Paper feed tray and printer furnished with the tray
US7549632B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 9, 2004 |
| Grant date | Jun 23, 2009 |
| Priority date | — |
| Expiry date | Sep 19, 2024 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65H2405/115
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A paper feed tray includes: a tray unit; a lifting member arranged in the tray unit, for lifting a drawn-out end of a paper sheet being the uppermost or the last of a stack accommodated in the tray unit; a spring for urging the lifting member in a lifting direction; and a lid attachable to and pivotable on the tray unit and having a free end near where paper sheets are drawn out. The inner face of the lid is furnished with a plurality of protruding parts capable of pressing on a paper sheet accommodated in the tray unit is arranged on the inner face of the lid at intervals from the pivotal-axis side toward the free-end side of the lid. The heights of the protruding parts decrease in order of proximity to the free-end side of the lid, so that while the lid is being closed the protruding parts, in order from the one closest to the pivotal axis of the lid, press on the paper sheet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.