OBJECT HOLDER FOR A DIRECT-TO-OBJECT PRINTER

    公开(公告)号:US20180281304A1

    公开(公告)日:2018-10-04

    申请号:US15477404

    申请日:2017-04-03

    Abstract: What is disclosed is an object holder for securely retaining an object while it is being printed in a direct-to-object print system and a direct-to-object print system configured to use various embodiments of the object holder of the present invention. In one embodiment, the object holder comprises a metallic shuttle mount configured to slideably traverse a support member positioned parallel to a plane formed by at least one printhead configured to eject marking material on to a surface of an object. A plurality of magnetic retainers are each shaped to physically secure the object to the metallic shuttle mount while the object is being moved.

    FOUNTAIN SOLUTION THICKNESS MEASUREMENT SYSTEM AND METHOD USING ELLIPSOMETRY

    公开(公告)号:US20220412878A1

    公开(公告)日:2022-12-29

    申请号:US17355692

    申请日:2021-06-23

    Abstract: An optical light reflectance measurement system above an imaging member surface measures fountain solution surface light reflectance interference on reflective substrate portions of the imaging member surface in real-time during a printing operation. The measured light reflectance interference corresponds to a thickness of the fountain solution layer and may be used in a feedback loop to actively control fountain solution layer thickness by adjusting the volumetric feed rate of fountain solution added onto the imaging member surface during a printing operation to reach a desired uniform thickness for the printing. This fountain solution monitoring system may be fully automated.

    OBJECT HOLDER FOR A DIRECT-TO-OBJECT PRINTER

    公开(公告)号:US20180281463A1

    公开(公告)日:2018-10-04

    申请号:US15477375

    申请日:2017-04-03

    Abstract: What is disclosed is an object holder for securely retaining an object while it is being printed in a direct-to-object print system and a direct-to-object print system configured to use various embodiments of the object holder of the present invention. In one embodiment, the object holder comprises a shuttle mount configured to slideably traverse a support member positioned parallel to a plane formed by at least one printhead configured to eject in onto a surface of an object. The mount has a plurality of receptacles, each has a shape for receiving a retainer in one of a plurality of orientations. A head of each retainer is shaped to retain an edge of the object on the mount. A base of each retainer is shaped such that, when the base is pressed into a receptacle, the head assumes a desired orientation. The removable retainers retain the object on the shuttle mount.

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