Powder material recovery container, and powder material recovery device and image forming device using powder material recovery container
US8249470B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 4, 2009 |
| Grant date | Aug 21, 2012 |
| Priority date | — |
| Expiry date | Sep 15, 2030 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G21/105
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A powder material recovery container includes: a container main body that accommodates a powder material; a conveying member that is arranged with a part existing at least in an intermediate position of a dropping movement of the powder material and rotates to convey it, the conveying member having a conveying part that conveys the powder material around a central line of rotation; and a moving passage surface arranged in a lower part of the part existing at least in the intermediate position, and opposed to one part of the conveying member and move it by a conveying force, wherein the moving passage surface has upper end parts of side surfaces opposed to each other with respect to the central line that are formed with relatively different heights, and the relatively lower upper end part is formed with height not higher than a height of the central line.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.