Fourdrinier drainage foil assembly
    1.
    发明授权
    Fourdrinier drainage foil assembly 失效
    四氟化物排水口组件

    公开(公告)号:US3576716A

    公开(公告)日:1971-04-27

    申请号:US3576716D

    申请日:1969-06-12

    CPC classification number: D21F1/483

    Abstract: A PORTION OF A PAPERMAKING MACHINE IS DISCLOSED WHERE PAPER STOCK DISCHARGE FROM A HEADBOX IS DEPOSITED UPON A FOURDRINIER TYPE WEB FORMING WIRE PROVIDED WITH DRAINAGE FOIL ASSEMBLIES BENEATH THE WIRE (SUBSTITUTED FOR TABLE ROLLS), AND A FOIL ASSEMBLY IS SUPPORTED BENEATH THE WIRE BY A SUPPORT MECHANISM CARRIED ON RAILS BENEATH AND PARALLEL TO THE EDGES OF THE WIRE. THE ASSEMBLY INCLUDES A BODY WHICH IS CONNECTED TO THE SUPPORT MECHANISM AND A FOIL CAP MOUNTED ON TOP OF THE FOIL BODY. THE FOIL BODY AND FOIL CAP ARE PROVIDED WITH A DOVETAIL CONNECTION THEREBETWEEN, A CLAMP BAR OVERLAPPING BOTH THE BODY AND CAP AND PIVOTALLY CONNECTED TO THE BODY, AND A FLUID PRESSURE INFLATABLE TUBE BETWEEN THE BAR AND BODY ON A SIDE OF THE PIVOTAL CONNECTION OPPOSITE THE CAP, THE SECURELY CLAMPING THE CAP TO THE BODY UPON INFLATING THE TUBE.

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