| 摘要 |
The present invention discloses an automatic ink supply device comprising: a main body (100) installed in the one side of a printer (500), including a bottom supporting plate (130) and a top supporting plate (140) of a predetermined height with multiple supporting holes (131, 141) in the inside of the main body (100); multiple bottom tanks (200) supported in the corresponding supporting holes (131) of the bottom supporting plate (130), including a close cap (210) in the top side, a hose hole (220) in the center of the close cap (210), a nozzle hose (230) from the inner bottom side of the close cap (210) to the outside of the main body (100), and a nozzle in the end of the corresponding nozzle hose (240) connected to the printer (500), respectively; and multiple top tanks (300) supplied by ink with different colors from one another in the supporting holes (141) of the top supporting plate (140), including a supply hose (310) with an O/C (open/close) valve (320) in the bottom side, maintaining an amount of charged ink constantly in the corresponding bottom tank (200) by extending the bottom end of the supply hose to a predetermined height of the inside of the corresponding bottom tank (200), including an O/C (open/close) cover (330) in the top side to receive ink from the outside, respectively.
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