Developer container, process cartridge and image forming apparatus

摘要

A developer container includes: a developer accommodating chamber provided with an opening; a first shutter, including a first portion-to-be-urged, movable between a closing position and an opening position; a second shutter, including a second portion-to-be-urged and being provided outside the first shutter with respect to the opening, movable between a closing position and an opening position; and a partitioning portion provided so as to block between the first and second portions-to-be-urged along moving ranges of the first and second portions-to-be-urged. Movement distances, when the first and second shutters are moved simultaneously from the closing positions, of the first and second shutters from the closing positions to the opening positions are different from each other so that after one of said first and second shutters reaches the opening position, the other shutter is moved to the opening position.

主权项

1. A developer container comprising:
a developer accommodating chamber, provided with an opening, for accommodating developer; a first shutter including a first portion-to-be-urged, said first shutter being movable between a closed position where the opening is closed and an open position where the opening is opened by urging said first portion-to-be-urged; a second shutter including a second portion-to-be-urged, said second shutter being provided outside said first shutter with respect to the opening, and said second shutter being movable between a closed position where the opening is closed and an open position where the opening is opened by urging said second portion-to-be-urged; and a partitioning portion provided between said first and second portions-to-be-urged with respect to a longitudinal direction of the developer container and along moving ranges of said first and second portions-to-be-urged, wherein movement distances of said first and second shutters from the closed positions to the open positions are different from each other so that after one of said first and second shutters reaches its open position, the other of said first and second shutters reaches its open position.