Method and apparatus for monitoring the inclination of the printing in a jet printer

摘要

P jet printer. / p & & p & the printer is equiped of means for controlling the inclination of the printed and to compensate for the inclination defects due to variations of the relative speed of the print head with respect to the recording medium. We shall now describe the means for these variations in speed comprise two light sources 61 and 62, the masks 65, 66, of the cells photo - electrical 63, 64, the first fixed to the carriage carries - print head, and a strip graduated 55 mounted between masks and cells and is not secured to said head. / p & & p & printer. / p