Eastman-kodak Company

Tay Swee Hwai

Mum Pew Ng

Chee Meng Chen

Ang Beng Keong

Kok Huat Kuu

Han Tian Phua

A carriage assembly for an inkjet printer, the carriage assembly includes an inkjet printhead having a printhead die with an array of nozzles, and a holding receptacle for the inkjet printhead. The holding receptacle includes a bottom portion having an opening into which the printhead die extends. A viewing hole is disposed in the bottom portion of the holding receptacle for providing an optical pathway for an optical sensor. A barrier projects from the bottom portion between the opening and the viewing hole for impeding the flow of ink toward the viewing hole.

Ink barrier for optical sensor in inkjet printer

An inkjet printer includes an inkjet printhead having a printhead die with an array of nozzles, and a media advance system for moving recording medium along a media path toward a print region. A carriage moves the inkjet printhead back and forth across the print region, and the carriage includes a holding receptacle for the inkjet printhead. The holding receptacle includes a bottom portion having an opening into which the printhead die extends. A viewing hole is disposed in the bottom portion of the holding receptacle for providing an optical pathway between an optical sensor and a portion of the media path. A wick is configured to contact the bottom portion of the holding receptacle proximate the viewing hole for removing accumulated ink.

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Singapore, Singapore

Tay Swee Hwai