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Mechanical Inventions

  • 43:01 The Origin and Evolution Of Plumbing

    The Origin and Evolution Of Plumbing

    by Bob Added 949 Views / 0 Likes

    The Origin Evolution Of Plumbing - Geographic History. Plumbing originated during ancient civilizations such as the Greek, Roman, Persian, Indian, and Chinese cities as they developed public baths and needed to provide potable water and wastewater removal

  • 46:59 Lockheed SR-71 Blackbird

    Lockheed SR-71 Blackbird

    by Bob Added 752 Views / 0 Likes

    The Lockheed SR-71 "Blackbird" is an advanced, long-range, Mach 3+ strategic reconnaissance aircraft. It was developed as a black project from the Lockheed A-12 reconnaissance aircraft in the 1960s by Lockheed and its Skunk Works. Clarence "Kelly" Johnson

  • Popular Roman Ball Bearings

    Roman Ball Bearings

    by Bob Added 1,179 Views / 0 Likes

    Leonardo da Vinci has been credited with the discovery of the principle behind the mechanics of ball bearings.but ball bearings were found on the Roman Nemi ships constructed in about 40 A.D. A wagon was found in Denmark that was older than the Roman ball

  • Popular Hero's Steam Turbine

    Hero's Steam Turbine

    by Bob Added 1,417 Views / 0 Likes

    Hero (c. 10–70 AD) was an ancient Greek mathematician and engineer who lived in Alexandria, Egypt. He is considered the greatest experimenter of antiquity and his work is representative of the ancient Greek scientific tradition.Hero published a well