Developer container, developing cartridge, process cartridge and image forming apparatus

摘要

A developer container includes: a developer accommodating chamber, provided with an opening, for accommodating a developer; a sealing member bonded to the developer accommodating container so as to block the opening; and a rotatable member, having a connecting surface where the sealing member is connected thereto, for peeling off the sealing member from the opening by rotation thereof. The connecting surface has a rectangular shape which has a long side with respect to a rotational axis direction of the rotatable member and which is twisted in a rotational direction of the rotatable member.

主权项

1. A developer container comprising:
a developer accommodating chamber, provided with an opening, for accommodating a developer; a sealing member bonded to said developer accommodating chamber so as to block the opening; and a rotatable member, having a connecting surface where said sealing member is connected thereto, for peeling off said sealing member from said developer accommodating chamber by rotation thereof, wherein said connecting surface has a rectangular shape that has long sides with respect to a rotational axis direction of said rotatable member and the long sides are twisted between ends of the rectangular shape in a rotational direction of said rotatable member.