Improvements in Rail Fasteners and Chair Grips for Railroads.

摘要

14,288. Thomas, J., and Davies, J. June 27. Chair keys and wedges.-Rails are fixed in the chairs by means of pairs of wedges A, B, which are caused to slide over each other by bolts and nuts E, F or cottars, and are provided with heads or flanges C, D, which bear against the rails and the sides of the chair jaws, as shown.