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  2. Computer case - Wikipedia

    en.wikipedia.org/wiki/Computer_case

    Inside a gaming case during gameplay. 360° photograph. A full tower case. Accessories shown include: a fan controller, a DVD burner, and a USB memory card reader.. Cases can come in many different sizes and shapes, which are usually determined by the form factor of the motherboard since it is physically the largest hardware component in most computers. Consequently, personal computer form ...

  3. Computer tower - Wikipedia

    en.wikipedia.org/wiki/Computer_tower

    A mid-tower computer case from c. 2011. In personal computing, a tower unit, or simply a tower, is a form factor of desktop computer case whose height is much greater than its width, thus having the appearance of an upstanding tower block, as opposed to a traditional "pizza box" computer case whose width is greater than its height and appears lying flat.

  4. Integrated circuit packaging - Wikipedia

    en.wikipedia.org/wiki/Integrated_circuit_packaging

    The integrated circuit package must resist physical breakage, keep out moisture, and also provide effective heat dissipation from the chip. Moreover, for RF applications, the package is commonly required to shield electromagnetic interference, that may either degrade the circuit performance or adversely affect neighboring circuits.

  5. Casing shoe - Wikipedia

    en.wikipedia.org/wiki/Casing_shoe

    In oil drilling and borehole mining, a casing shoe or guide shoe is a bull-nose shaped device which is attached to the bottom of the casing string. A casing hanger , which allows the casing to be suspended from the wellhead, is attached to the top of the casing.

  6. Casing head - Wikipedia

    en.wikipedia.org/wiki/Casing_head

    Casing heads are the primary interface for the surface pressure control equipment, for example blowout preventers (for well drilling) or the Christmas tree (for well production). The casing head, when installed, is typically tested to very strict pressure and leak-off parameters to insure viability under blowout conditions, before any surface ...