Toner cartridge having engagement features to actuate a developer unit shutter

A toner cartridge for use with a developer unit of an image forming device, comprising:

• a housing having a front, a rear, a top, a bottom and a pair of sides, the housing having a reservoir for holding toner;
• an outlet port on the front of the housing for transferring toner from the reservoir to the developer unit through an inlet port on the developer unit;
• a first engagement member projecting from the front of the housing, the first engagement member having a first leading ramped front surface that projects further forward as it travels up the front of the toner cartridge, the first ramped front surface leading to a first vertical front surface positioned above the first ramped front surface;
• and
• a second engagement member projecting from the front of the housing spaced toward one of the sides of the housing from the first engagement member, the second engagement member having a second leading ramped front surface that projects further forward as it travels up the front of the toner cartridge, the second ramped front surface leading to a second vertical front surface positioned above the second ramped front surface, the second vertical front surface and at least a portion of the second ramped front surface projecting further forward than the first vertical front surface.

A toner cartridge for use with a developer unit of an image forming device, comprising:

• a housing having a front, a rear, a top, a bottom and a pair of sides, the housing having a reservoir for holding toner;
• an outlet port on the front of the housing and facing toward the bottom of the housing for transferring toner from the reservoir to the developer unit through an inlet port on the developer unit, the outlet port being positioned on the front of the housing nearer a first side of the pair of sides;
• and
• a ramped engagement member projecting from the front of the housing, the ramped engagement member being spaced toward the bottom of the housing from the outlet port and spaced toward a second side of the pair of sides from the outlet port, the ramped engagement member having a front surface that projects further forward away from the front of the housing as said front surface travels up the front of the housing.