ink supply system

The ink supply system uses a vacuum pump to efficiently fill intermediate reservoirs by monitoring vacuum levels, addressing inefficiencies in ink transfer and ensuring consistent ink supply for improved print quality.

DE102024131691B4Undetermined Publication Date: 2026-06-25CANON PRODN PRINTING HLDG BV

Patent Information

Authority / Receiving Office
DE · DE
Patent Type
Patents
Current Assignee / Owner
CANON PRODN PRINTING HLDG BV
Filing Date
2024-10-30
Publication Date
2026-06-25

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Abstract

An ink supply system (200) for supplying a printhead (102) of an inkjet printing device (100) with ink (202) is described, wherein the ink supply system (200) comprises an ink reservoir (205) for receiving ink (202), and an intermediate reservoir (217) which is fluidly connected to the ink reservoir (205) via a line (219) and which is configured to temporarily store ink (202) for the operation of the printhead (102). The ink supply system (200) further comprises a vacuum pump (314) which is configured to create a vacuum (320) in the intermediate reservoir (217) such that the vacuum (320) draws ink (202) from the ink reservoir (205) through the line (219) into the intermediate reservoir (217).
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