Patent ID: 8579550
Filing Date: 2013-11-12
Classification: E21D

Abstract:
1. A method of securing a threaded rod in a truss shoe of a mine roof support assembly, comprising: providing a truss shoe comprising a one-piece body member comprising a base member having a bearing surface, an opposite surface having a bolt receiving section, a housing spaced from the bolt receiving section and a stop member; the bolt receiving section having a retention hole; the housing having a passageway, the passageway having a first open end facing the bolt receiving section, an opposite second open end and a threaded portion extending from the first open end of the passageway toward the second open end, and the stop member positioned between the bolt receiving section and the housing, and spaced from the first open end of the passageway; and moving the threaded rod through the second open end of the passageway to move the first end of the threaded rod through the threaded portion of the passageway, out of the first open end of the passageway and through the space between the first open end of the passageway and the stop member into engagement with the stop member, wherein all of the threads of the threaded portion of the passageway are in facing relationship to a continuous selected portion of the threads of the threaded bar.