Entwicklerbehälter.

摘要

The present invention provides a developer cartridge for supplying developer to a latent image developing device, comprising a container accommodating the developer therein and having a developer discharge opening, and a sealing member (20) detachably adhered to the container to seal the opening, and wherein an adhesion portion (12) between the container and the sealing member includes an enclosure area surrounding the opening (12A), a peeling force absorbing area (12B), and a peeling force reducing area (12C).