BRIEF DESCRIPTION OF THE DRAWINGS
The invention, together with objects and advantages thereof, may best be understood by reference to the following description of the presently preferred embodiments together with the accompanying drawings in which:
FIG. 1 is a perspective view showing a printer according to an embodiment of the present invention;
FIG. 2 is a bottom view showing a recording head;
FIG. 3 is a perspective view showing a maintenance unit as viewed from the front right side;
FIG. 4 is a perspective view showing the maintenance unit as viewed from the rear left side;
FIG. 5 is a plan view showing the maintenance unit;
FIG. 6 is a perspective view showing the configuration of the interior of the body of the maintenance unit;
FIG. 7 is a perspective view showing lead screws;
FIG. 8 is a cross-sectional view showing the lead screw and a cylindrical portion of a movable member in a mutually engaged state;
FIG. 9A is a view schematically showing the maintenance unit when a cap member is located at a sealing position;
FIG. 9B is a view schematically showing the maintenance unit when the cap member is being raised or lowered;
FIG. 9C is a view schematically showing the maintenance unit when the cap member is held at a non-sealing position;
FIG. 10 is a view schematically showing the maintenance unit when an all-row wiper is located at a wiping position;
FIG. 11A is a view schematically showing a main portion of the maintenance unit when a single-row wiper is located at a wiping position;
FIG. 11B is a view schematically showing a flushing box located at a liquid receiving position;
FIG. 12A is a plan view showing the relative positions of an air exposure valve device and a pressing valve;
FIG. 12B is a front view corresponding to FIG. 12A;
FIG. 13A is a cross-sectional view taken along line 13-13A of FIG. 12A;
FIG. 13B is a cross-sectional view showing a state in which the pressing valve is retracted from the state of FIG. 13A;
FIG. 14 is a perspective view showing the flushing box; and
FIG. 15 is a graph representing the relationship between the rotation amount of the lead screw and the movement distances of the movable members.