Articles, tagged with "fan blades", page 1

A brief history of vacuum cleaner begins over a century ago when an American inventor named Melville Ruben Presell made the first closest thing to a modern day vacuum. It had rather ubiquitous, rotating brushes and a large drum as a canister and a push ha...

Possibly the most broadly used oxygen conditioners are the window air conditioners. They are quite popular for heating and cooling in both domestic and commercial premises. The basic advantage of a window oxygen conditioner is that unlike the central oxyg...

A cooling fan is a mechanical device powered by electricity and used to produce an air flow for cooling the heat. A fan has blades that revolve for producing air currents. The function of the fan is to produce air flows with high volume and low pressure. ...