Patent ID: 7163277

Claim:
An image forming apparatus comprising: a recording head unit having a first retained portion and one or more nozzle arrays in a nozzle surface thereof, each of the nozzle arrays being formed of a plurality of nozzles for ejecting ink onto a recording medium; a retaining member that retains the recording head unit; a first retention portion that retains the first retained portion of the recording head unit to allow the nozzle surface rotate within a plane thereof by using the first retained portion as a center of rotation; an inclination adjusting mechanism that moves the recording head unit with respect to the retaining member with the first retained portion being used as the center of rotation; and an urging member that presses and urges the recording head unit against the inclination adjusting mechanism and moves in cooperation with the inclination adjusting mechanism; wherein the urging member is provided at a recording head unit mounting hole, the urging member urging an inner peripheral surface in the recording head unit mounting hole toward the inclination adjusting mechanism.