Multilayer pipe
    1.
    发明申请
    Multilayer pipe 失效
    多层管

    公开(公告)号:US20080128042A1

    公开(公告)日:2008-06-05

    申请号:US10352884

    申请日:2003-01-29

    IPC分类号: F16L11/00

    摘要: The present invention relates to a multilayer pipe or hose, in particular a plastic pipe, comprising at least one polyester barrier layer and at least one additional protective layer, the additional protective layer being a polyethylene layer, in particular a HDPE layer, and the barrier layer and the protective layer being are interconnected via at least one adhesion promoter layer.

    摘要翻译: 本发明涉及一种多层管或软管,特别是塑料管,其包括至少一个聚酯阻挡层和至少一个另外的保护层,该附加保护层是聚乙烯层,特别是HDPE层,该阻挡层 层和保护层通过至少一个粘附促进剂层相互连接。

    Multilayer pipe
    2.
    发明授权
    Multilayer pipe 失效
    多层管

    公开(公告)号:US07757721B2

    公开(公告)日:2010-07-20

    申请号:US10352884

    申请日:2003-01-29

    IPC分类号: F16L11/00

    摘要: The present invention relates to a multilayer pipe or hose, in particular a plastic pipe, comprising at least one polyester barrier layer and at least one additional protective layer, the additional protective layer being a polyethylene layer, in particular a HDPE layer, and the barrier layer and the protective layer being are interconnected via at least one adhesion promoter layer.

    摘要翻译: 本发明涉及一种多层管或软管,特别是塑料管,其包括至少一个聚酯阻挡层和至少一个另外的保护层,该附加保护层是聚乙烯层,特别是HDPE层,该阻挡层 层和保护层通过至少一个粘附促进剂层相互连接。

    Impact-related acceleration reduction helmet

    公开(公告)号:US20220361618A1

    公开(公告)日:2022-11-17

    申请号:US17730142

    申请日:2022-04-26

    IPC分类号: A42B3/06

    摘要: An impact-related acceleration reduction helmet which includes an outer shell with at least one aperture formed therethrough, an insulating layer, at least one cushioning pad, and at least one damper, wherein the at least one damper is secured within the at least one aperture of the outer shell and is configured to reduce at least the linear and/or rotational acceleration of the helmet caused by a force applied to the helmet.