Document stacking device
    1.
    发明授权
    Document stacking device 失效
    文件堆叠设备

    公开(公告)号:US3606312A

    公开(公告)日:1971-09-20

    申请号:US85004769

    申请日:1969-08-14

    CPC classification number: B65H29/246 B65H29/70 B65H2301/42146

    Abstract: APPARATUS FOR STACKING AT HIGH SPEEDS DOCUMENTS RANGING IN WEIGHT FROM THE VERY LIGHT TO THE RELATIVELY HEAVY, COMPRISING DOCUMENT PROPELLING MEANS, GUIDING AND AIR BLOWING MEANS, AND A STACKING RECEPTACLE. THE INVENTION INCLUDES A CURVED GUIDE FROME WHICH PROVIDES THE DOCUMENT WITH A CERTAIN BENEFICIAL STIFFNESS. PRESSURIZED AIR IS BLOWN THROUGH THE GUIDE FRAME PERPENDICULAR TO THE PASSING DOCUMENTS TO AID IN THE TRANSFER THEREOF FROM THE PROPELLING MEANS TO THE STACKING RECEPTACLE, AND FURTHER, TO PROVIDE FOR THE PREVENTION OF TRANSVERSE RIPPLE OF THE DUCUMENTS. SECOND AIR BLOW MEANS, RESPONSIVE TO DOCUMENT LENGTH DETECTING MEANS, ARE INCLUDED TO PREVENT THE FOLDING OR BUCKLING OF EXTRA LONG DOCUMENTS.

    Document feeding device
    2.
    发明授权

    公开(公告)号:US3606305A

    公开(公告)日:1971-09-20

    申请号:US3606305D

    申请日:1969-08-15

    CPC classification number: G06K13/107 B65H3/124 B65H2301/321

    Abstract: APPARATUS FOR SORTING DOCUMENTS BY MEANS OF VACUUM CHAMBER APPLICATION THROUGH A PERFORATED CONVEYOR BELT. THE APPARATUS IS CHARACTERIZED BY PROVIDING MEANS FOR PREVENTING TWO OR MORE DOCUMENTS FROM BEING SIMULTANEOUSLY SEPARATED FROM THE STACK CONTAINED IN A MAGAZINE. PRSSURIZED AIR IS DIRECTED AGAINST THE LEADING TRANSVERSE EDGE OF THE DOCUMENTS IN AN OBLIQUE DIRECTION RELATIVE TO THE DOCUMENT PLANE. A VACUUM IS CREATED SUBSTANTIALLY OPPOSITE THE VACUUM CHAMBER FOR APPLYING TO THE OPPOSITE SIDE OF THE DOCUMENTS SUCTION DIRECTED PERPENDICULAR TO THE PLANE THEREOF. THE DOCUMENTS ARE SUBJECTED ALSO TO A SECOND AIR PRESSURE IN THE SAME DIRECTION AS THE ABOVEMENTIONED PERPENDICULAR VACUUM.

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