CONTACT PIN PRINTHEAD FOR MICROARRAY SPOT PRINTING

    公开(公告)号:US20240042760A1

    公开(公告)日:2024-02-08

    申请号:US18229610

    申请日:2023-08-02

    CPC classification number: B41J2/1433

    Abstract: A contact pin printhead for microfluidic array spot printing can include a printhead chassis with a plurality of micro-pins insertable within respective sockets in the printhead chassis. An individual micro-pin can include a micro-pin tip that can be individually biased in a distal direction toward a target substrate via an elastic mechanical biaser associated with the micro-pin. An individual micro-pin can deposit fluid carried within a cavity therein and onto a target substrate during physical contact therewith at a micro-pin tip. Also, an individual micro-pin can retain fluid carried within the cavity, without depositing, absent physical contact at the micro-pin tip.

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