Patent ID: 8083312
Filing Date: 2011-12-27
Classification: B41J

Abstract:
1. A maintenance station of an inkjet printer mounted in a housing of the inkjet printer, the maintenance station comprising: an ink cup rotationally and slidably coupled to the housing about/along an axis of rotation, the ink cup having a basic plate and a columnar rim around the basic plate, a bottom of the columnar rim defining a plurality of stopping ratchets, a top of the columnar rim defining a plurality of driving ratchets, the driving ratchet and the stopping ratchet having the same gradient direction; a moving body slidably disposed in the housing of the inkjet printer; an actuator movably disposed in the moving body up and down and moving together with the moving body, a tail of the actuator stretching out from the moving body for matching with the driving ratchets to rotate the ink cup; and a plurality of housing ratchets disposed in the housing of the inkjet printer and arranged into a ring for matching with the stopping ratchets to prevent the ink cup reversion.