INK CONTAINER (VERSIONS) AND JET PRINTING SYSTEM (VERSIONS) Russian patent published in 2011 - IPC B41J2/01 

FIELD: printing industry.

SUBSTANCE: invention relates to ink container and jet printing system. Ink container comprises body, elastically moved support element, light-radiating part, light-receiving part, display part and light guide part. At that support element partially functions as light-receiving part. Light-receiving part is arranged with gap relative to light-radiating part, covering light-radiating part, and approaches light-radiating part, when support element approaches body, and moves in direction from light-radiating part, when support element moves away from body. In other version of ink container the support element is equipped with light guide part for optical connection of light-receiving part and reflecting part in order to direct light received by receiving part to display part. Jet printing system designed to do records by ink ejection from plotting head comprises ink container, plotting head for ink ejection and holder, where ink container is installed.

EFFECT: invention provides for visual inspection of ink container condition, by radiation of light from light-radiating part of container and protection of this part.

18 cl, 25 dwg