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    Suspended drywall ceiling grid system support members
    64.
    发明授权
    Suspended drywall ceiling grid system support members 有权

    公开(公告)号：US11802407B2

    公开(公告)日：2023-10-31

    申请号：US17533755

    申请日：2021-11-23

    Applicant: Rockwool International A/S

    Inventor： Scott G. Jankovec

    IPC: E04B9/06 ,  E04B9/24 ,  E04B9/12 ,  E04B9/10

    CPC classification number: E04B9/068 ,  E04B9/10 ,  E04B9/127 ,  E04B9/245

    Abstract: A support member for a suspended drywall ceiling grid system includes a central web formed of two layers of sheet metal having first and second ends, a reinforcement bulb extending from an upper portion of the central web between the first and second ends, opposed flanges extending from a lower portion of the central web between the first and second ends, first and second end connectors integral with the central web and extending from the first and second ends of the central web, respectively, past the flanges, each of the opposed flanges having an upper surface and a knurled lower surface between the central web and a rolled edge portion, and each rolled edge portion having an initial region tilted downward and outward and extending into a curved region, wherein the curved region is rolled upward and inward and terminates in an outer edge toward the initial region.

    SPORTS FIELD WITH SHOCK PAD COMPRISING LIGNIN-BASED BINDER
    65.
    发明公开
    SPORTS FIELD WITH SHOCK PAD COMPRISING LIGNIN-BASED BINDER 审中-公开

    公开(公告)号：US20230323127A1

    公开(公告)日：2023-10-12

    申请号：US17995398

    申请日：2020-04-03

    Applicant: ROCKWOOL A/S

    Inventor： Linda DE VRIES ,  Dorte Bartnik JOHANSSON ,  Miroslav NIKOLIC

    IPC: C08L97/00 ,  E01C13/08 ,  C08K5/00 ,  C08J5/04

    CPC classification number: C08L97/005 ,  E01C13/08 ,  C08K5/0016 ,  C08J5/043 ,  C08J2397/00

    Abstract: The present invention relates to a sports field comprising:



    (i) a lower base layer;
    (ii) an upper grass and/or artificial grass layer;
    (iii) a shock pad layer, positioned between the base layer and the grass or artificial grass layer;

    wherein the shock pad layer comprises at least one shock pad comprising a coherent plate having upper and lower major surfaces, wherein the coherent plate comprises at least one coherent layer comprising man-made vitreous fibres (MMVF) bonded with a cured aqueous binder composition; wherein the aqueous binder composition prior to curing comprises:

    a component (i) in form of one or more oxidized lignins;
    a component (ii) in form of one or more cross-linkers;
    a component (iii) in form of one or more plasticizers.

    LAMELLA WALL SYSTEM
    66.
    发明公开
    LAMELLA WALL SYSTEM 审中-公开

    公开(公告)号：US20230313538A1

    公开(公告)日：2023-10-05

    申请号：US18023275

    申请日：2021-08-27

    Applicant: Rockwool A/S

    Inventor： Jesper Wolff

    IPC: E04F13/08

    CPC classification number: E04F13/0812 ,  E04F13/0819

    Abstract: A lamella fixing system includes: at least one supporting profile; at least one lamella comprising a groove; and at least one connector clip for interconnecting the lamella and the supporting profile, wherein the connector clip is made of a steel sheet includes a planar, longitudinal part, at least one rearward folded part for attachment to the supporting profile, and at least one forward folded part for attachment to the lamella groove. The supporting profile is provided with a depression or an opening, such as a slit, in a front flange, and the connector clip is provided with at least one further rearward folded part configured to engage with the depression or opening, such as a slit, of the supporting profile.

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