Sheet feeding apparatus, image forming apparatus and image formation system
US-2016357138-A1 · Dec 8, 2016 · US
US8955835B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-8955835-B2 |
| Application number | US-201314078698-A |
| Country | US |
| Kind code | B2 |
| Filing date | Nov 13, 2013 |
| Priority date | Nov 15, 2012 |
| Publication date | Feb 17, 2015 |
| Grant date | Feb 17, 2015 |
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Official abstract text for this publication.
In the invention, after the last sheet is conveyed from a paper feed tray, the paper feed tray is lifted up so that the paper feed tray is brought into contact with a suction belt. An elastic cleaning member that removes paper particles, or the like, is installed at an area of the paper feed tray where the paper feed tray is in contact with the suction belt. The suction belt is driven while the cleaning member is in contact with the suction belt. The paper particles, or the like, removed from the suction belt by the cleaning member are collected in a paper-particle collecting device from a vacuum chamber via a vacuum duct.
Opening claim text (preview).
What is claimed is: 1. A feeding device comprising: a sheet placement unit configured to place sheets in stacked state thereon; an air discharge unit configured to discharge air to the sheets so as to float a single sheet that is located at top of the sheets; a suction conveying unit configured to suction, due to a negative pressure, the single floated sheet located at the top of the sheets and conveys the sheet; an upper-surface position detection unit configured to be brou…
Operations & Transport · mapped topic
Operations & Transport · mapped topic
Operations & Transport · mapped topic
Operations & Transport · mapped topic
Operations & Transport · mapped topic
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