公开(公告)号：US3675402A

公开(公告)日：1972-07-11

申请号：US3675402D

申请日：1970-11-20

申请人： JOHN HOWARD WEED

发明人： WEED JOHN HOWARD

IPC分类号： F24F3/16 ,  B01D39/08

CPC分类号： F24F3/1603 ,  Y10S55/31

摘要： A frame assembly for a filter or the like which is adapted to be inserted in apertures of buildings such as windows or doors or the like. The frame assembly is telescopically adjustable in two different directions for being accommodated by different size and shape apertures, and is provided with an elongate clamp at each telescopically adjustable portion for holding the adjustment and for rigidity and strength. A filtering material is disposed within the frame assembly and is provided with a retaining screen at each of its major surfaces.

摘要翻译： 用于过滤器等的框架组件，其适于插入诸如窗户或门等的建筑物的孔中。 框架组件可以在两个不同的方向上可伸缩地调节，以便通过不同的尺寸和形状的孔容纳，并且在每个可伸缩调节部分处设置有用于保持调节和刚度和强度的细长夹具。 过滤材料设置在框架组件内并且在其主要表面的每一个处设置有挡板。