Developing device
US9098009B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 21, 2014 |
| Grant date | Aug 4, 2015 |
| Priority date | — |
| Expiry date | Oct 21, 2034 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G15/0898
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A developing device including a housing, a developing roller, a seal member arranged between the housing and each end of the developing roller, and a layer thickness regulation blade including a blade main body, and a blade rubber part protruding from a surface of the blade main body and contacting the developing roller, wherein an end surface of the blade rubber part in an axial direction of the developing roller is in contact with an inner surface of the seal member in the axial direction, and wherein the blade rubber part has an inclined surface at each end thereof in the axial direction, the inclined surface extending toward an upstream side in a rotating direction of the developing roller while extending toward an outer side in the axial direction so as to extend to the seal member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.