Patent ID: 8897671
Filing Date: 2014-11-25
Classification: G03G

Abstract:
1. An image formation apparatus, comprising: a driving source configured to supply a rotational driving force in a predetermined direction; a particular developing unit having a developing roller and accommodating particular color developer; a first gear configured to receive the driving force of the driving source; a second gear configured to transmit the driving force to the developing roller to provide rotation of the developing roller; a particular intermediate gear configured to be engaged with the first gear and the second gear, a rotational center of the particular intermediate gear being arranged on an upstream side in a moving direction of teeth of the second gear on a line connecting a rotational center of the first gear and a rotational center of the second gear; and a translation member configured to linearly move between a first position at which the particular intermediate gear engages with both the first gear and the second gear and a second position at which the particular intermediate gear disengages from the second gear.