18911499. INK JET PRINTER (KEYENCE CORPORATION)
INK JET PRINTER
Organization Name
Inventor(s)
Kentaro Yamazaki of Osaka-shi JP
INK JET PRINTER
This abstract first appeared for US patent application 18911499 titled 'INK JET PRINTER
Original Abstract Submitted
An ink jet printer includes: a storage unit that stores drawing data specifying an ejection timing, which corresponds to drawing information, of a nozzle at each of a plurality of offset positions in a conveyance direction; an optical movement measurement sensor that includes an imaging device and generates a measurement value related to movement of a drawing target object based on a measurement image; a fixing portion for positioning and fixing the optical movement measurement sensor with respect to the nozzle such that a depth of field of the imaging device includes the drawing distance range of the nozzle with respect to a distance direction from the nozzle; and a drawing control unit that controls ink ejection from the nozzle based on a current offset position based on the measurement value and the drawing data.