发明名称 Thrust plug and method for using a thrust plug
摘要 A thrust plug that performs the functions of both (i) reversibly capping an end of a length of pipe, a fitting, or the like and (ii) providing a surface against which a concrete thrust block can be cast, thereby facilitating thrust blocking. The thrust plug of the present invention comprises a plug affixed to a base for engagement with a thrust block and against which a concrete thrust block can be directly cast.
申请公布号 US2004035483(A1) 申请公布日期 2004.02.26
申请号 US20020213358 申请日期 2002.08.06
申请人 WORKMAN LARRY;KLEIN DONALD J. 发明人 WORKMAN LARRY;KLEIN DONALD J.
分类号 F16L55/11;(IPC1-7):F16L55/10 主分类号 F16L55/11
代理机构 代理人
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