3-D electrostatic printer using track bound platens and registration system

    公开(公告)号:US10086558B2

    公开(公告)日:2018-10-02

    申请号:US15196177

    申请日:2016-06-29

    Abstract: 3-D printing system include development stations positioned to electrostatically transfer build and support materials to an intermediate transfer surface, a transfer station adjacent the intermediate transfer surface, guides adjacent the transfer station, and platens moving on the guides. The guides are shaped to direct the platens to repeatedly pass the transfer station and come in contact with the intermediate transfer surface at the transfer station. The intermediate transfer surface transfers a layer of the build and support materials to the platens each time the platens contact the intermediate transfer surface at the transfer station to successively form layers of the build and support materials on the platens. The platens and the intermediate transfer surface include alignment features. The alignment features temporarily join at the transfer station, as the platens pass the transfer station, to align the platens with the intermediate transfer surface as the platens contact the intermediate transfer surface.

    Object holder for a direct-to-object printer

    公开(公告)号:US10647105B2

    公开(公告)日:2020-05-12

    申请号:US15477448

    申请日:2017-04-03

    Abstract: What is disclosed is an object holder for retaining an object 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 marking material on to a surface of an object. A plurality of threads, at least partially comprising a flexible synthetic elastomer, are connected to the shuttle mount. The threads are joined together to form an elastic netting which can be manually expanded around the object to retain the object to the shuttle mount while the object is being printed in the direct-to-object print system.

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