Applicator for ceiling texture material
    91.
    发明授权
    Applicator for ceiling texture material 失效
    天花板纹理材料施工者

    公开(公告)号:US3955260A

    公开(公告)日:1976-05-11

    申请号:US596393

    申请日:1975-07-16

    CPC classification number: B05C17/0207 Y10S118/15

    Abstract: A roller type applicator has a plurality of spaced air pockets which project outwardly in the form of nodules. These air pockets are defined by a thin plastic film.

    Abstract translation: 辊式涂抹器具有多个间隔开的空气囊,其以结节的形式向外突出。 这些气囊由薄塑料膜定义。

    Method of making a roller
    92.
    发明授权
    Method of making a roller 失效
    制作滚筒的方法

    公开(公告)号:US3733233A

    公开(公告)日:1973-05-15

    申请号:US3733233D

    申请日:1971-01-29

    Inventor: GRIFFITHS W

    Abstract: A ROLLER COMPRISES A RIGID CYLINDRICAL SLEEVE FORMED OF FIBERGLASS WHICH IS COATED WITH RESIN. THE OUTER SURFACE OF THE SLEEVE IS MACHINED TO REMOVE SUBSTANTIALLY ALL VISIBLE RESIN THEREFROM AND TO EXPOSE THE FIBERGLASS. THE FIBERS OF FIBERGLASS PROVIDE SUBSTANTIALLY FUZZY SURFACE CHARACTERISTICS ON THE OUTER SURFACE OF THE SLEEVE. AN ELASTTOMERIC SLEEVE IS MOLDED AROUND THE OUTER SURFACE OF THE RIGID SLEEVE. FIBERS OF THE FIBERGLASS EXTEND INTO THE ELASTOMERIC SLEEVE AND DEFINE A ZONE HAVING AN ELASTICITY MODULUS WHICH IS BETWEEN THAT OF THE RIGID SLEEVE AND THE ELASTOMERIC SLEEVE. THE ROLLER IS FORMED BY COATING FIBERGLASS FILAMENTS WITH RESIN AND SINDING THEM UPON A ROTATING MANDREL. WHEN A DESIRED THICKNESS OF RESIN COATED FILAMENTS ARE ON THE MANDREL, THE FILAMENTS ARE CUT AND THE ASSEMBLY IS HEATED TO PARTIALLY CURE THE RESIN WHILE THE MANDREL IS ROTATED. FOLLOWING THE FINAL CURING OF THE RIGID SLEEVE, IT IS PLACED IN A LATHE WHERE ITS OUTER SURFACE IS MACHINED TO REMOVE FREE VISIBLE RESIN ON ITS EXTERIOR SURFACE AND TO EXPOSE THE FIBERGLASS FIBERS. THE EXTERIOR OF THE RIGID SLEEVE IS THEN COATED WITH A BONDING AGENT AND AN ELASTOMERIC SLEEVE IS BONDED TO ITS EXTERIOR SURFACE.

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