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The Liberator .380 was the first 3D printed plastic gun made widely available online. It was a single shot pistol made using a Stratasys Dimension SST 3-D printer. [1][2] The Solid Concepts replica of the M1911 pistol was the first 3D printed metal gun, [3] created using more than 38 printed parts; [4] It has successfully fired more than 5000 ...
Nickel Plate Road 765 is a class "S-2" 2-8-4 "Berkshire" type steam locomotive built for the New York, Chicago & St. Louis Railroad, commonly referred to as the "Nickel Plate Road". In 1963, No. 765, renumbered as 767, was donated to the city of Fort Wayne, Indiana , where it sat on display at the Lawton Park, while the real No. 767 was ...
A plateway is an early kind of railway, tramway or wagonway, where the rails are made from cast iron. They were mainly used for about 50 years up to 1830, though some continued later. Plateways consisted of L-shaped rails, where the flange on the rail guides the wheels, in contrast to edgeways, where flanges on the wheels guide them along the ...
The railway track or permanent way is the elements of railway lines: generally the pairs of rails typically laid on the sleepers or ties embedded in ballast, intended to carry the ordinary trains of a railway. It is described as a permanent way because, in the earlier days of railway construction, contractors often laid a temporary track to ...
Europe. Australia. A railway track (British English and UIC terminology) or railroad track (American English), also known as a train track or permanent way (often " perway " [1] in Australia), is the structure on a railway or railroad consisting of the rails, fasteners, railroad ties (sleepers, British English) and ballast (or slab track), plus ...
A fishplate, splice bar or joint bar is a metal connecting plate used to bolt the ends of two rails into a continuous track. The name is derived from fish, [1] a wooden reinforcement of a "built-up" ship's mast that helped round out its desired profile. [2] The top and bottom faces taper inwards along their short dimensions to create an even ...
Locomotive frame. A locomotive frame is the structure that forms the backbone of the railway locomotive, giving it strength and supporting the superstructure elements such as a cab, boiler or bodywork. The vast majority of locomotives have had a frame structure of some kind. The frame may in turn be supported by axles directly attached to it ...
In rail terminology, a railway turntable or wheelhouse is a device for turning round railway rolling stock, usually locomotives, so that they face the direction they came from. [ 1 ] [ 2 ] It is especially used in areas where economic considerations or a lack of sufficient space have served to weigh against the construction of a turnaround wye .