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  • Thumbnail for Internal combustion engine
    intake valves are open as a result of the cam lobe pressing down on the valve stem. The piston moves downward increasing the volume of the combustion chamber...
    99 KB (12,921 words) - 21:04, 3 June 2024
  • Thumbnail for Boom vang
    A boom vang (US) or kicking strap (UK) (often shortened to "vang" or "kicker") is a line or piston system on a sailboat used to exert downward force on...
    3 KB (454 words) - 00:58, 26 June 2023
  • Thumbnail for History of the steam engine
    transferred through a pipe to the underside of the piston ready to be condensed for the downward stroke. Sealing of the piston on a Newcomen engine had...
    53 KB (6,821 words) - 19:28, 2 May 2024
  • Thumbnail for Aircraft
    the dynamic lift of an airfoil, or, in a few cases, direct downward thrust from its engines. Common examples of aircraft include airplanes, helicopters...
    53 KB (5,907 words) - 01:57, 4 June 2024
  • Thumbnail for Aqua Virgo
    Aqua Virgo (section Courses)
    aqueduct to follow a downward gradient, gravity would provide all the power needed for the water to flow. The aqueducts were for most of their length channels...
    22 KB (3,086 words) - 08:13, 30 April 2024
  • Thumbnail for Consecutive fifths
    Consecutive fifths (category Shifts of level)
    Seventh Edition. ISBN 978-0-07-294262-0. Piston (1987), p. 32. Ellis, Mark R. (2010). A Chord in Time: The Evolution of the Augmented Sixth Sonority from Monteverdi...
    22 KB (2,935 words) - 21:19, 14 March 2024
  • Thumbnail for Drifter drill
    for a rock drill. It featured a drill rod which passed through a hollow piston and was thrown against the rock. In 1851, James Fowle received a patent...
    10 KB (1,128 words) - 21:08, 5 March 2024
  • Thumbnail for Roller coaster
    Hydraulic restraints use a piston and cylinder. Unlike mechanical restraints, there is no feeling of physical or sound of clicks from the restraint being...
    53 KB (5,303 words) - 02:47, 28 May 2024
  • Thumbnail for Marine steam engine
    to each side of the bottom of the vertical engine cylinder. A piston rod, connected vertically to the piston, extended out of the top of the cylinder...
    47 KB (6,400 words) - 07:37, 10 May 2024
  • end of a rocking beam to which was attached a gang of gravity-actuated reciprocating force pumps housed in the mineshaft. The engine's downward power...
    28 KB (3,883 words) - 03:22, 7 April 2024
  • Thumbnail for Fighter aircraft
    carry at least a pair of air-to-air missiles. In the 1970s, turbofans replaced turbojets, improving fuel economy enough that the last piston engine support...
    123 KB (16,234 words) - 04:38, 1 June 2024
  • Thumbnail for Sikorsky H-19 Chickasaw
    Sikorsky H-19 Chickasaw (category Single-engined piston helicopters)
    The Sikorsky H-19 Chickasaw (company model number S-55) is a multi-purpose piston engined helicopter that was used by the United States Army and United...
    45 KB (4,998 words) - 00:32, 1 June 2024
  • Thumbnail for Blériot XI
    Blériot XI (redirect from Thulin Type A)
    Gnome 7 Gamma rotary piston engine. Blériot XI-2 bis "côte-à-côte" February 1910 2-seat model, with side-by-side seating and a non-lifting triangular...
    52 KB (5,995 words) - 04:48, 4 June 2024
  • and the lips. Pistons are initiators. The term initiator refers to the fact that they are used to initiate a change in the volumes of air cavities, and...
    40 KB (5,267 words) - 04:46, 21 March 2024
  • Thumbnail for The Galloping Ghost (aircraft)
    its wings and suddenly pitched downward towards the ground and grandstands, crashing into the box seating area in front of the grandstands. The National...
    21 KB (1,493 words) - 17:59, 6 May 2024
  • Thumbnail for Qods Mohajer
    Qods Mohajer (category Unmanned military aircraft of Iran)
    uplink. The Mohajer-4 has a fixed forward-facing camera for navigation and either a downward-facing camera for aerial surveying or a gimbal-mounted video camera...
    36 KB (3,497 words) - 07:57, 24 March 2024
  • Thumbnail for Jet pack
    vertically downward. The wearer of the belt could open a valve, letting out nitrogen from the gas cylinder through the nozzles, which tossed him upward to a height...
    53 KB (6,522 words) - 00:16, 21 May 2024
  • moment, rotation, and deflection of a beam. For a beam with an applied weight w ( x ) {\displaystyle w(x)} , taking downward to be positive, the internal...
    281 KB (31,767 words) - 19:43, 21 March 2024
  • Thumbnail for Grumman A-6 Intruder
    capability for Marine close air support. It was to replace the piston-engined Douglas A-1 Skyraider. The requirement allowed one or two engines, either...
    64 KB (7,822 words) - 19:17, 25 April 2024
  • Thumbnail for Ford Mustang (fifth generation)
    Ford Mustang (fifth generation) (category Wikipedia articles in need of updating from October 2019)
    twin-piston calipers in the front. Some of the options available included Ford's MyColor (a color-configurable instrument cluster available as part of the...
    85 KB (9,178 words) - 00:07, 4 June 2024
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