Improvements in Contractors Folding Road Trestles and the like

摘要

11,260. Meredith, J. T. May 14. Trestles.-The hinged legs A, B, C, Fig. 3, are connected by means of hinged stays a, b, c, d, e as shown. Loose parts are thus dispensed with, and the trestle may be compactly folded.