[DOC] [TLE] Railway coupling - Wikipedia [PAR] A coupling (or a coupler) is a mechanism for connecting rolling stock in a train. 
The design of ... After most railroads converted to semi-automatic Janney 
couplers, the ... One pin was inserted, then the cars were pulled to straighten the 
coupling .... coupler was invented by Eli H. Janney, who received a patent in 
1873 (U.S.... [DOC] [TLE] Janney coupler - Wikipedia [PAR] The Janney Coupler is a semi-automatic railway coupler. The earliest 
commercially successful version of the Knuckle Coupler, it was patented by Eli H. 
Janney in 1873 (U.S. Patent ... It was and is still the most used knuckle coupler in 
the world. ... The purpose of couplers is to join rail cars or locomotives to each 
other so they... [DOC] [TLE] Eli Janney - The Janney Coupler - The Inventors [PAR] The Janney coupler is named after Eli Janney who patented the invention in 
1873. ... couplers that became the standard for the railroad freightcar couplers 
used even today. ... historical background and development of the automatic car 
coupler: ... When cars come together, the open knuckle on one car engages a 
closed... [DOC] [TLE] Couplers & Brakes - The Transcontinental Railroad [PAR] A modern freight train can include more than one-hundred cars and be over a 
mile long. ... Because of its high cost, the Miller Platform was used on passenger 
trains, ... In 1879, Eli Janney, a shop clerk and skilled whittler, patented his first 
coupler design. ... Diagram for an automatic brake patented by Luther Adams in 
1873. [DOC] [TLE] A Glossary of 19th Century Railroad Terms - The Transcontinental ... [PAR] derailment, The condition of a locomotive or railway car in respect of being off the 
rails. ... One of the large wheels of a locomotive to which the connecting-rods of 
the engine are ... A train constructed and used for the carriage of merchandise. ... 
(also Janney coupler) An automatic coupler patented by Eli Janney in 1873. [DOC] [TLE] Eli Janney Hamilton - American Society of Mechanical Engineers [PAR] For most of the 19th century before Eli Janney Hamilton developed a a safer ... 
railroad cars, rail workers performed the dangerous task of connecting rolling ... 
the Janney coupler from other such devices then used in the railway was its ... In 
1873, the Patent office awarded Jenney his second patent for this coupler design. [DOC] [TLE] Norfolk & Western Railway Co. v. Hiles, 516 U.S. 400 (1996). [PAR] Railroad cars in a train are connected by couplers located at both ends of each 
car. A coupler ... In 1873, Eli H. Janney patented a knuckle style coupler that was 
to become the standard for the freightcar couplers used even today. See Figure 1
. ... One commentator described the automatic coupling operation as follows:. [DOC] [TLE] RailsWest.com Freight Trains Transport Food, Goods [PAR] The completion of subsequent transcontinental lines and connecting lines ... A 
freight car may be picked up by one railroad, then interchanged with ... Automatic 
knuckle couplers, first patented by Eli H. Janney in 1873, helped make the job 
safer. ... Intermodal flat cars are used to transport trailers or containers which can 
be... [DOC] [TLE] Knuckle Coupler - Trains Magazine - Trains News Wire, Railroad ... [PAR] Like most mechanical devices that have been used and perfected over a ... 
Railroad cars in a train are connected by couplers located at both ends of each 
car. ... In 1873, Eli H. Janney patented a knuckle style coupler that was to become 
the ... [*3] One commentator described the automatic coupling operation as 
follows:. [DOC] [TLE] Click here to read more and download. - Rick Tyler For Congress [PAR] evidence it was ever used. ... patented traffic signals, nor was it automatic as is 
sometimes claimed, nor did it .... railway vehicles when he demonstrated an 
experimental electric train at the ... is named for US Civil War veteran Eli H. 
Janney, who in 1873 invented a ... Andrew Beard's modified knuckle coupler was 
just one of. [DOC] [TLE] Railroad Couplers - American-Rails.com [PAR] Today, the knuckle

Question: It's a device used to connect railroad cars; today's automatic knuckle one was patented by Eli Janney in 1873
Answer: a coupler