发明名称 PIER BRACKET
摘要 A pier bracket comprises a metal bar having a plurality of bolt holes formed through a top half of the metal bar and a plurality of opposingly faced barbs extending from planar side surfaces in a lower half of the metal bar. The barbs are configured to provide asymmetrical resistance force to movement of the pier bracket when received within an aperture formed in a concrete pier or footing.
申请公布号 US2011142547(A1) 申请公布日期 2011.06.16
申请号 US20090635585 申请日期 2009.12.10
申请人 WILLAMETTE GRAYSTONE, INC. 发明人 JONES DONALD W.;JONES BRIAN W.
分类号 E02D5/74 主分类号 E02D5/74
代理机构 代理人
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