rocking lever beam
1Marine steam engine — Period cut away diagram of a triple expansion steam engine installation, circa 1918 A marine steam engine is a reciprocating steam engine that is used to power a ship or boat. Steam turbines and diesel engines largely replaced reciprocating steam …
2Newcomen steam engine — Animation of a schematic Newcomen steam engine. – Steam is shown pink and water is blue. – Valves move from open (green) to closed (red) The atmospheric engine invented by Thomas Newcomen in 1712, today referred to as a Newcomen steam engine (or… …
3technology, history of — Introduction the development over time of systematic techniques for making and doing things. The term technology, a combination of the Greek technē, “art, craft,” with logos, “word, speech,” meant in Greece a discourse on the arts, both… …
4Manchester Bolton & Bury Canal — The steam crane at Mount Sion, on the Bury arm Original owner Manchester Bolton Bury Canal Company Principal engineer …
5Caliper — For other uses, see Caliper (disambiguation). A vernier caliper …
6Citroën 2CV — Manufacturer Citroën Production 1948–1990 [1] …
