Improved Construction of Non-skid Stud for India Rubber Tyres or Tyre Covers.

摘要

12,231. Carmont, W. E. May 20. Tread bands, projections, and surfaces.- Coarse-screw non-skid studs are provided with a head A, Figs. 1, 2, 3, and 4, which can be held bv a tool and screwed directly into a solid tyre, Fig. 5, or a cover, Fig. 6, with the head flush, recessed in, or projecting. Specification 3219/10, which describes coarse-screw studs, is referred to.