Developer storage container with a conveyor member that simultaneously conveys toner in opposite directions and image forming apparatus with the same
US8903284B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 22, 2012 |
| Grant date | Dec 2, 2014 |
| Priority date | — |
| Expiry date | Nov 24, 2032 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G2215/0833
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A developer storage container includes a container main body, a tubular portion projecting from the container main body and including a developer discharge opening, and a rotary member extending from the container main body to the tubular portion and having a function of conveying the developer in the container main body. The rotary member includes a first section located in the container main body and a second section located in the tubular portion. A first conveying member for conveying the developer from the tubular portion side toward the container main body side, a second conveying member for conveying the developer in an opposite direction, and a flexible member are mounted on the rotary shaft. The flexible member includes a fixed end portion fixed onto the circumferential surface of the rotary shaft and a free end portion arranged at a side radially outward of the second conveying member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.