1. Internal Combustion Engine — 2023-10-09 23:51:33

   … made two great advances. His two stroke engine was so constructed that the mixture of gas and air was compressed motor cylinder before ignition by an 'ignition cock' to explode the mixture. ~i)1878: Dugald Clerk designed the first two-stroke engin…
   …e with in-cylinder compression patented in England in 1881. ~i)1884: British engineer Edward Butler constructed the first petrol internal …

2. Steam Engine — 2023-10-08 00:19:36

   … device from exploding. By watching the valve rhythmically move up and down Papin conceived of the idea of a piston and cylinder engine. Papin wrote up the designs for such a device , however he never built an actual steam engine. The English engin…
   …'s leap was to separate the condensing phase of the vacuum engine into a separate chamber, while keeping the piston and cylinder at the temperature of the steam. Gainsborough believed that Watt had used his ideas for the invention, but there is no …

3. Electric Motor — 2023-09-23 15:52:02

   … plates used caused erosion of the electrode. Sturgeon developed a long lasting battery that consisted of a single cell cylinder of cast iron into which a cylinder of amalgamated rolled zinc was placed. Discs located between the cast iron cell and …
   …the cylinder of zinc prevented contact by the different metals. Dilute sulphuric acid was used to charge the battery. == Galvanomet…

4. Lawn Mower — 2021-08-10 08:19:36

   …[Gloucestershire]], [[England]]. Budding was inspired after seeing a machine in a local cloth mill which used a cutting cylinder (or bladed reel) mounted on a bench to trim cloth to make a smooth finish after weaving. ::cr:: >>{{image url="EdwardBu…

5. Industrial Revolution — 2021-08-08 21:48:46

   …refining techniques for producing wrought iron from pig iron and producing the iron to replace the more expensive brass cylinders used in Thomas Newcomen's steam engines. == Abraham Darby III (1750 – 1791) == {{Image url="Abraham_darby_IV.jpg" c…

6. Powered Flight — 2021-04-05 22:36:49

   … powered by a tiny '''steam engine''' housed in the gondola below the wings. This engine, fired by a spirit lamp, had a cylinder with a diameter of ¾ inch and a stroke of 2 inches. Complete with water and fuel, the engine weighed just under 6¾ l…

7. Hydraulics — 2020-08-17 13:24:35

   …roduce the necessary pressure. Where a tall tower was not practical he devised another system consisting of a cast-iron cylinder fitted with a plunger supporting a very heavy weight. The plunger was raised, drawing in water, then the downward force…

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