Mechanical joint — A mechanical joint is a part of machine which are used to connect the other mechanical part or mechanism. Mechanical joints may be temporary or permanent. Most types are designed to be disassemble when required.[1] Contents 1 Types Of Mechanical… … Wikipedia
Glossary of rail terminology — Rail transport Operations Track Maintenance High speed Gauge Stations … Wikipedia
Coupling (railway) — Knuckle (AAR Type E ) couplers in use ICE coupler A c … Wikipedia
N scale — This article is about the model railway track size. For the handheld video game system/mobile telephone, see N Gage. U.S. Prototype model of an N scale (1:160) Chesapeake and Ohio Railway 2 6 6 2 Mallèt shown with a pencil for size N scale is a… … Wikipedia
Eli H. Janney — (November 12, 1831 ndash; June 16, 1912), aka Eli Hamilton Janney or simply Eli Janney, was the inventor of the modern knuckle coupler that replaced link and pin couplers on North American railroads.He was born in 1831 to Daniel Janney and… … Wikipedia
Coupling (railway) by country — generally list the main national system and exclude minor narrow gauge or industrial lines of short length. Modern EMU or DMU passenger vehicles are also excluded. Current couplings are not necessarily the same as historic couplings. Contents 1… … Wikipedia
Janney-Kupplung — Abbildung aus der Patentschrift Janney Kupplung … Deutsch Wikipedia
Impact wrench — An impact wrench (also known as an air wrench, air gun, rattle gun, torque gun) is a socket wrench power tool designed to deliver high torque output with minimal exertion by the user, by storing energy in a rotating mass, then delivering it… … Wikipedia
Andrew Jackson Beard — (1849 1921) was an African American inventor. He was a man of many talents. In his 72 years of life, he was a farmer, carpenter, blacksmith, real estate capitalist, railroad worker, and inventor. Beard was inducted into the National Inventors… … Wikipedia
Timeline of historic inventions — The timeline of historic inventions is a chronological list of particularly important or significant technological inventions. Note: Dates for inventions are often controversial. Inventions are often invented by several inventors around the same… … Wikipedia
1873 in rail transport — Events January events * January 21 The New York, Boston and Montreal Railway is organized as a renaming of the New York, Boston and Northern Railway.April events* April 1 Eli H. Janney files for a patent on Improvement in Car Couplings . * April… … Wikipedia