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  2. Help:Download as PDF - Wikipedia

    en.wikipedia.org/wiki/Help:Download_as_PDF

    In the Print/export section select Download as PDF. The rendering engine starts and a dialog appears to show the rendering progress. When rendering is complete, the dialog shows "The document file has been generated. Download the file to your computer." Click the download link to open the PDF in your selected PDF viewer.

  3. Google Catalogs - Wikipedia

    en.wikipedia.org/wiki/Google_Catalogs

    This was a free Google service. Catalog search was a major digitization project for Google, as thousands of merchant catalogs were scanned and made accessible to the public. Users were able to flip through pages of catalogs from a variety of industries, except those that focus on liquor, tobacco, firearms, or similar products. [ 4 ]

  4. Gear pump - Wikipedia

    en.wikipedia.org/wiki/Gear_pump

    An exploded view of an external gear pump Fluid flow in an external gear pump Fluid flows from left to right in this internal gear pump. Oil pump from a scooter engine. A gear pump uses the meshing of gears to pump fluid by displacement. [1] They are one of the most common types of pumps for hydraulic fluid power applications.

  5. Hydraulic pump - Wikipedia

    en.wikipedia.org/wiki/Hydraulic_pump

    Fluid flow in an external gear pump. A hydraulic pump is a mechanical source of power that converts mechanical power into hydraulic energy (hydrostatic energy i.e. flow, pressure). Hydraulic pumps are used in hydraulic drive systems and can be hydrostatic or hydrodynamic. They generate flow with enough power to overcome pressure induced by a ...

  6. Hydramatic - Wikipedia

    en.wikipedia.org/wiki/Hydramatic

    The rear pump was an unregulated gear pump driven from the transmission output shaft, which meant it was capable of pressurizing the transmission if the vehicle was in motion. This feature made it possible to push-start a vehicle with a dead battery if the vehicle could be accelerated to at least 15–20 mph (24–32 km/h).

  7. Pump - Wikipedia

    en.wikipedia.org/wiki/Pump

    A small, electrically powered pump A large, electrically driven pump for waterworks near the Hengsteysee, Germany. A pump is a device that moves fluids (liquids or gases), or sometimes slurries, [1] by mechanical action, typically converted from electrical energy into hydraulic or pneumatic energy.

  8. Gear train - Wikipedia

    en.wikipedia.org/wiki/Gear_train

    A gear train or gear set is a machine element of a mechanical system formed by mounting two or more gears on a frame such that the teeth of the gears engage.. Gear teeth are designed to ensure the pitch circles of engaging gears roll on each other without slipping, providing a smooth transmission of rotation from one gear to the next. [2]

  9. David Brown Ltd. - Wikipedia

    en.wikipedia.org/wiki/David_Brown_Ltd.

    By the end of World War I the workforce had increased from 200 to 1,000 as they started building propulsion units for warships, and drive mechanisms for armaments. By 1921 the company was the largest worm gear manufacturer in the world. [2] In 1930 the company took over P R Jackson another local firm of gear manufacturers and steel founders.