Integrated fastener insert for open cellular sandwich structure and method to install

    公开(公告)号:US11104096B2

    公开(公告)日:2021-08-31

    申请号:US16117676

    申请日:2018-08-30

    Abstract: A sandwich structure configured to be secured with a mechanical fastener includes a core assembly, which includes a polymer component configured for supporting a mechanical fastener connector insert. The core assembly further includes an open cellular component formed from a plurality of self-propagating photopolymer waveguides positioned around the polymer component, wherein a first portion of the plurality of self-propagating photopolymer waveguides is secured to and extends from the polymer component. Further included is a first face sheet secured to a first side of the core assembly, wherein the first portion of the plurality of self-propagating photopolymer waveguides has a distal end spaced apart from the polymer component and secured to the second face sheet.

    INTEGRATED FASTENER INSERT FOR OPEN CELLULAR SANDWICH STRUCTURE AND METHOD TO INSTALL

    公开(公告)号:US20200070465A1

    公开(公告)日:2020-03-05

    申请号:US16117676

    申请日:2018-08-30

    Abstract: A sandwich structure configured to be secured with a mechanical fastener includes a core assembly, which includes a polymer component configured for supporting a mechanical fastener connector insert. The core assembly further includes an open cellular component formed from a plurality of self-propagating photopolymer waveguides positioned around the polymer component, wherein a first portion of the plurality of self-propagating photopolymer waveguides is secured to and extends from the polymer component. Further included is a first face sheet secured to a first side of the core assembly, wherein the first portion of the plurality of self-propagating photopolymer waveguides has a distal end spaced apart from the polymer component and secured to the second face sheet.

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