A combined stop ring, applicable to the sliding bars used in the mechanical gaming tables (Machine-translation by Google Translate, not legally binding)

摘要

A combined stop ring, applicable to the sliding bars used in the mechanical gaming tables, which essentially consists of two half-round pieces, with an external frusto-conical surface, which fit into an annular groove of the sliding bar, and which are secured in it by the pressure of an enveloping outer sleeve, which is screwed, by one of its bases, a fitting that presses on the head and its base greater than the half rods. (Machine-translation by Google Translate, not legally binding)