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    Sample feed auger structure
    1.
    发明授权
    Sample feed auger structure 失效
    样品进料螺旋钻结构

    公开(公告)号：US3967722A

    公开(公告)日：1976-07-06

    申请号：US467152

    申请日：1974-05-06

    申请人： Harry W. Dietert

    发明人： Harry W. Dietert

    IPC分类号： B65G33/26 ,  G01N33/24 ,  B65G33/00

    CPC分类号： G01N33/24 ,  B65G33/265

    摘要： Granular material sample feed structure including a feed auger comprising an elongated rigid hollow cylinder having annular, exterior, axially spaced apart recesses, a plastic sleeve secured on the cylinder as by molding having annular interior portions spaced apart longitudinally thereof within the recesses in the cylinder whereby the plastic sleeve is locked onto the rigid cylinder again axial movement with respect thereto, a flexible, helical auger fin integral with the plastic sleeve progressing axially of the rigid cylinder and tapered toward the outer periphery of the fin, and a rigid trough closely surrounding a portion of the rigid cylinder, plastic sleeve and auger fin over approximately 180 degrees of the auger fin, and a device for rotating the cylinder, plastic sleeve and auger fin connected to the rigid cylinder.

    摘要翻译： 颗粒材料样品进料结构包括进料螺旋钻，其包括细长的刚性中空圆筒，其具有环形，外部，轴向间隔开的凹部，塑料套筒通过模制件固定在圆筒上，其环形内部部分沿圆周方向间隔开， 塑料套筒再次相对于刚性圆筒体轴向移动，与塑料套筒成一体的柔性螺旋形螺旋桨叶片，其沿着刚性圆筒的轴向延伸并且朝向翅片的外周渐缩， 刚性圆柱体，塑料套筒和螺旋钻翅片的大约180度的部分，以及用于旋转连接到刚性圆柱体的气缸，塑料套筒和螺旋桨的装置。