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  2. Computer fan - Wikipedia

    en.wikipedia.org/wiki/Computer_fan

    A computer fan is any fan inside, or attached to, a computer case used for active cooling. Fans are used to draw cooler air into the case from the outside, ...

  3. Axial fan design - Wikipedia

    en.wikipedia.org/wiki/Axial_fan_design

    An axial fan is a type of fan that causes gas to flow through it in an axial direction, parallel to the shaft about which the blades rotate. The flow is axial at entry and exit. The fan is designed to produce a pressure difference, and hence force, to cause a flow through the fan. Factors which determine the performance of the fan include the ...

  4. Canon EOS 4000D - Wikipedia

    en.wikipedia.org/wiki/Canon_EOS_4000D

    The Canon EOS 4000D is an 18.0 megapixels digital single-lens reflex camera (DSLR) made by Canon. [1] It was announced on 25 February 2018 with a suggested retail price of €399 including an EF-S 18-55 f/3.5-5.6 III lens. It is also known as the EOS 3000D in some parts of the Asia Pacific region and the EOS Rebel T100 in North America. [2] [3]

  5. Vought F4U Corsair - Wikipedia

    en.wikipedia.org/wiki/Vought_F4U_Corsair

    The Vought F4U Corsair is an American fighter aircraft that saw service primarily in World War II and the Korean War.Designed and initially manufactured by Chance Vought, the Corsair was soon in great demand; additional production contracts were given to Goodyear, whose Corsairs were designated FG, and Brewster, designated F3A.

  6. Pratt & Whitney PW4000 - Wikipedia

    en.wikipedia.org/wiki/Pratt_&_Whitney_PW4000

    PW4077 titanium-bladed fan section with containment ring in the United Airlines maintenance facility at SFO The PW4000 has a dispatch reliability rate of 99.96% and is approved for ETOPS 180 . The average engine stays on wing 13,500 flight hours before a shop visit (a Shop Visit Rate of 0.073 per thousand hours).