When.com Web Search

  1. Ads

    related to: beam central vacuum parts diagram pdf

Search results

  1. Results From The WOW.Com Content Network
  2. Steam locomotive components - Wikipedia

    en.wikipedia.org/wiki/Steam_locomotive_components

    Hose for conveying force to train brakes by a differential in air pressure. Contains either high-pressure compressed air or air at lower than atmospheric pressure (vacuum), depending on whether the locomotive has an air brake or vacuum brake system. [6]: 483–486 [3]: 1 Water compartment Tank for water to be used by the boiler to produce steam.

  3. Beam tetrode - Wikipedia

    en.wikipedia.org/wiki/Beam_tetrode

    A beam tetrode, sometimes called a beam power tube, is a type of vacuum tube or thermionic valve that has two grids and forms the electron stream from the cathode into multiple partially collimated beams to produce a low potential space charge region between the anode and screen grid to return anode secondary emission electrons to the anode ...

  4. Cornish engine valve gear - Wikipedia

    en.wikipedia.org/wiki/Cornish_engine_valve_gear

    The central role of the valve gear arbors in operating a Cornish Engine also makes them an appropriate place to position other controls. These can include Governor valves to limit the rate of input steam flow, cut-off settings, lubrication arrangements and adjustments to modify the delay imposed by the cataract(s).

  5. Central vacuum cleaner - Wikipedia

    en.wikipedia.org/wiki/Central_vacuum_cleaner

    Central vacuum power unit, with gray utility inlet valve visible at upper right (Sweden) Cyclonic and filtered central vacuum systems are the two main types of central vacuums, differentiated by the method used to separate dirt and dust from the incoming airstream. [4]

  6. List of vacuum tubes - Wikipedia

    en.wikipedia.org/wiki/List_of_vacuum_tubes

    This is a list of vacuum tubes or thermionic valves, and low-pressure gas-filled tubes, or discharge tubes. Before the advent of semiconductor devices, thousands of tube types were used in consumer electronics.

  7. Beam engine - Wikipedia

    en.wikipedia.org/wiki/Beam_engine

    The first beam engines were water-powered and used to pump water from mines. A preserved example may be seen at the Straitsteps Lead Mine in Wanlockhead in Scotland.. Beam engines were extensively used to power pumps on the English canal system when it was expanded by means of locks early in the Industrial Revolution, and also to drain water from mines in the same period, and as winding engines.

  1. Ad

    related to: beam central vacuum parts diagram pdf