Inner cap for toner container and toner container
US8233818B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 12, 2008 |
| Grant date | Jul 31, 2012 |
| Priority date | — |
| Expiry date | May 8, 2030 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G2215/0692
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A toner container that can pass not only air but a toner, has toner sealing ability, and does not allow toner leakage even during transportation and an inner pressure change of the container, by placing an air permeable member at the fitting part in the casing part. An inner cap including at least the air permeable member is placed in the casing part of the inner cap, wherein the inner cap is used for a toner container that is detachably mounted to a developing unit in an image forming apparatus using an electrophotographical method, and the toner container includes at least a container main body, the inner cap, and an outer cap.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.