Developing cartridge and process cartridge with grip portion of sealing member preventing mounting of cartridge
US8670688B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 19, 2010 |
| Grant date | Mar 11, 2014 |
| Priority date | — |
| Expiry date | Jun 29, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G2215/0177
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A developing cartridge is detachably mountable to a main assembly of an image forming apparatus by passing through a mounting guide provided in the main assembly. The developing cartridge includes a frame; a developer carrying member for carrying a developer for developing an electrostatic latent image; a portion to be guided for being guided by the mounting guide when the developing cartridge passes through the mounting guide; an accommodating portion for accommodating the developer; a seal member for unsealably sealing an opening for permitting supply of the developer from the accommodating portion to the developer carrying member; and a grip member, provided at a longitudinal end portion of the seal member, including a fixed portion dismountably fixed on the frame and a grip portion to be gripped when the seal member is removed. The grip portion is disposed in a state in which the grip portion is bent relative to the fixed portion in a direction crossing a mounting direction of the developing cartridge. The grip portion prevents mounting of the developing cartridge by contacting a part of the image forming apparatus when the developing cartridge is mounted in the main assembly o…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.