专利名称：Masonry column guide发明人：Jim A. Gilliam申请号：US08/782384申请日：19970113公开号：US05915809A公开日：19990629
摘要：An apparatus and process for assisting a mason in laying brick columns, theapparatus comprising a telescopic vertical mast, a vertical alignment assembly furthercomprising pivotally attached telescopic legs for maintaining the vertical mast plumb, alower guide bar in contact with first and second courses of bricks for insuring verticalstability, an adjustable upper guide hoop attached to a rolling truck in contact with thevertical mast for maintaining a perimeter guide for laying bricks in a column and an uppertelescopic member attachable to a structure around which the brick column is being laidor adjacent thereto, for providing vertical alignment in addition to or in lieu of thetelescopic legs. The truck assembly and upper guide hoop are in rolling contact with aportion of the mast and moved incrementally by releasing a friction brake. The lowerguide and upper hoop are incrementally adjustable to fit various size columns.
申请人：GILLIAM; JIM A.
代理人：Robert Montgomery
更多信息请下载全文后查看
因篇幅问题不能全部显示，请点此查看更多更全内容