Handbook of construction plant, its cost and efficiency (1918)
Dana, Richard Turner, 1876-1928 · New York, McGraw-Hill book company, inc., [etc., etc.] · leaf 79
Patented.Fig. 25. Acme Bar Bender. or beam. It is adapted to any size bar by turning the handwheel and to any curve by loosening one nut; weight 200 lbs.,price $85. A large portable machine mounted on a truck is illustratedin Fig. 26. It will bend rods of mild or high carbon steel … varying in diameter from % to l^/^ in. to any angle within thelimits of the shearing resistance of the metal. The machine isoperated by one to three men. In a test made in 1909 rods ofmild steel 1% in. in diameter for use in the Mushroom systemof reinforcing, were run through the machine…
Contractors' operations · Building
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