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The diagram from Beard's 1897 coupler patent [1]. Janney couplers were first patented in 1873 by Eli H. Janney (U.S. patent 138,405). [2] [3] Andrew Jackson Beard was amongst various inventors that made a multitude of improvements to the knuckle coupler; [1] Beard's patents were U.S. patent 594,059 granted 23 November 1897, which then sold for approximately $50,000, and U.S. patent 624,901 ...
The couplers automatically lock when cars are pushed together, but workers must go between cars to hook up the air lines for the pneumatic brakes and connect cables for head-end power and other communications. To separate cars, a worker must use a lever to move the locking pin that keeps the coupler closed.
When Mosler Safe & Lock Co. outgrew its original factory in 1891, it relocated to Hamilton, where it remained until its bankruptcy. Mosler, Bahmann & Company remained in business until around 1898. [1] Mosler was controlled by its founding family until 1967, when they sold it to American Standard Companies. [2]
The twistlock was developed in Spokane, Washington, in the 1950s by transport engineer Keith Tantlinger. [2] [3] The relative obscurity of this invention belies its importance to a more efficient world trade and transport, as the Tantlinger lock made handling and stacking standard containers much easier.
An aluminum bottle with a threaded aluminum screw closure. A closure is a device used to close or seal a container such as a bottle, jug, jar, tube, or can.A closure may be a cap, cover, lid, plug, liner, or the like. [1]
Narrow gauge flat wagons, 750 mm (2 ft 5 + 1 ⁄ 2 in).Note the single buffer with a hook on the right side and a chain on the other. On some narrow-gauge lines in Europe, and on the Paris Metro, a simplified version of the loose-coupler is used, consisting of a single central buffer with a chain underneath.