Harscoa#39;s spike puller is powered by a 42-horsepower diesel engine that operates at 2, 800 rpm (very fast compared with diesel locomotive engines, ... Built in 1977, this CANAC machine is working on Metro-North at Greena#39;s Farms, Connecticut, on July 17, 1999. ... The spikes drop in the jaw by gravity and are driven in the tie with a swift strike from a hydraulically powered ram. ... An automatic spike driver takes the place of men with heavy mallets that would hammer a spike in manually .
|Title||:||Railway Maintenance Equipment|