Bladelessfan

Bladeless Fan

INTRODUCTION

In October 2009, James Dyson's consumer electronicscompany, introduced a new device to the market calledDyson Bladeless Fan or Dyson Air Multiplier 

They don’t have fast-spinning bladesthat chop the air and cause uncomfortable buffeting. Instead, they use AirMultiplier™ technology to draw in air and amplify it up to 15 times,producing an uninterrupted stream of smooth air.

INVENTED BY

Sir James Dyson he is a British Industrial Engineer and founder of Dyson company

NEED FOR DEVELOPMENT

This invention relates to the domestic fan, such as desk fan,ceiling fan for creating air circulation and air current in domestic environment. A conventional domestic fan typically includes set of blades or vanes mounted for rotation about an axis.

DEMERITS OF CONVENTIONAL FAN

Bulky in structure.

 Air current produced is choppy or uneven.

Noisy when in operation.

Cooling effect reduces with distance.

Reduced working area on desk.

Difficult to clean.

Parts projected outward which is less safer.

TECHNICAL SPECIFICATIONS OF BLADELESS FAN

Manufacturer | Dyson |

Model Name | Dyson Air Multiplier AM01 10 InchDesk Fan |

Types of fan | Desk Fan |

Thickness | 10 inch |

Technology | Air multiplier |

Controls | Touch operations |

Air Flow Settings | Fully Variables |

Oscillations | 90 Degree |

Touch Tilt | 10 Degree (Both Sides) |

Dimensions | 19.53*12.01*5.98 inches |

DIFFERENT SHAPES AVAILABLE INMARKET

CONSTRUCTION

Bladeless fan comes in two pieces, the outer ring piece and the cylindrical base which could fit together in a matter of seconds.

MAIN COMPONENTS

Outer ring, Cylindrical base, Mixed Flow, Impeller Brushless, DC Motor Controls,

Outer Ring

It is a nozzle comprising an interior passage.

Nozzle comprises a surface tapering away from axis, over whichthe mouth is arranged to direct air flow.

The tapered diffusor portion enhances...