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2. Crompton Greaves Consumer Electricals - Wikipedia

   en.wikipedia.org/wiki/Crompton_Greaves_Consumer...

   The company was established in 1937 as Crompton Parkinson Works Limited, a wholly-owned subsidiary of Crompton Parkinson.In 1947, it was acquired by Karam Chand Thapar. [6] [7] The company was established in 2016 as an outcome of the demerger of Crompton Greaves Limited which separated the latter's consumer goods business from the power and industrial systems segment. [8]

3. Crompton Parkinson - Wikipedia

   en.wikipedia.org/wiki/Crompton_Parkinson

   Crompton Parkinson nameplate on a crane. Crompton & Co. was a lamp manufacturer founded by R. E. B. Crompton in 1878. The company was widely known for installing the first electric lighting in Windsor Castle, Holyrood Palace and other prominent buildings. [2] F. & A.

4. Air handler - Wikipedia

   en.wikipedia.org/wiki/Air_handler

   An air handler, or air handling unit (often abbreviated to AHU), is a device used to regulate and circulate air as part of a heating, ventilating, and air-conditioning system. [1] An air handler is usually a large metal box containing a blower , furnace or A/C elements, filter racks or chambers, sound attenuators , and dampers . [ 2 ]

5. Centrifugal fan - Wikipedia

   en.wikipedia.org/wiki/Centrifugal_fan

   Figure 1: Components of a centrifugal fan An external motor belt driven inline centrifugal fan discharging inline to the exterior of a building through a duct. Unlike non-inline/non-concentric impeller casing design with a cutoff blade above, the concentrically symetric cylinder casing and impeller geometry of inline type redirects the outflow around so that it is parallel to the inflow of gases.

6. Fan (machine) - Wikipedia

   en.wikipedia.org/wiki/Fan_(machine)

   In 1882, Philip Diehl developed the world's first electric ceiling mounted fan. During this intense period of innovation, fans powered by alcohol, oil, or kerosene were common around the turn of the 20th century. In 1909, KDK of Japan pioneered the invention of mass-produced electric fans for home use. In the 1920s, industrial advances allowed ...

7. Duct (industrial exhaust) - Wikipedia

   en.wikipedia.org/wiki/Duct_(industrial_exhaust)

   Industrial exhaust ducts are pipe systems that connect hoods to industrial chimneys through other components of exhaust systems like fans, collectors, etc. Ducts are low-pressure pneumatic conveyors to convey dust, particles, shavings, fumes, or chemical hazardous components from air in the vicinity to a shop floor or any other specific locations like tanks, sanding machines, or laboratory hoods.

8. Whole-house fan - Wikipedia

   en.wikipedia.org/wiki/Whole-house_fan

   A typical whole-house fan, with louvers closed when not operating. A whole house fan is a type of fan, commonly venting into a building's attic, designed to circulate air in an entire house or other building. The fan removes hot air from the building and draws in cooler outdoor air through windows and other openings.

9. Ceiling fan - Wikipedia

   en.wikipedia.org/wiki/Ceiling_fan

   A ceiling fan is a fan mounted on the ceiling of a room or space, usually electrically powered, that uses hub-mounted rotating blades to circulate air. They cool people effectively by increasing air speed.