Developing device and image forming apparatus
US12164243B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 19, 2022 |
| Grant date | Dec 10, 2024 |
| Priority date | — |
| Expiry date | Sep 19, 2042 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G2215/0872
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A developing device includes a first housing member, and a second housing member that is configured by combining a housing, in which a developer accommodation space accommodating a developer and a roll accommodation space accommodating a development roll are provided, and the first housing member with each other and that includes an integrated member obtained by integrally forming a frame-shaped seal attachment portion and an outer shell portion with each other, the seal attachment portion being a portion to which a seal member separating the developer accommodation space and the roll accommodation space from each other is attached, the outer shell portion constituting an outer shell that separates an inside and an outside of the housing from each other.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.