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  • significant disadvantage of using the AAR (Janney) design is that sometimes the drawheads need to be manually aligned. During the transition period from link-and-pin...
    29 KB (3,414 words) - 18:49, 14 September 2024
  • Thumbnail for Timeline of United States inventions (before 1890)
    cars together on railroad track. The knuckle coupler have a bifurcated drawhead and a revolving hook, which, when brought in contact with another coupler...
    190 KB (23,279 words) - 00:19, 15 November 2024
  • Thumbnail for Brakemen's Brotherhood
    standing behind a moving train a dropping a heavy pin through the top of a drawhead to link cars, a process that all too frequently resulted in mutilated hands...
    10 KB (1,144 words) - 12:02, 18 August 2022
  • coupler, and the strength of this drawhead was not infinite. While the engine could not push hard enough to break the drawhead, the engineer needed to avoid...
    65 KB (9,211 words) - 19:13, 17 November 2024