Disassembly

Disassembly

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Parts: Insulation element

The insulation elements are around the heating element and protect the housing to overheating:

Parts: Cord

Parts: Motor and Fan

The motor and fan are covered with a transparant housing:

Parts: Switches

The hair dryer has two switches: one to control heat and one to control the air speed:

Parts: The heating element

The heating element consists of tension springs of nichrome:

Parts: Elements to protect against dust

The hair dryer has 3 elements to protect against dust, filth,...
1. A gauze, between the two following elements

2.

3.

Parts: The Housing

The housing consists of two parts, made of polypropylene by injection moulding:

History

History

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How hair dryers work

Interresting video that makes the working of a hair dryer clear:
"How hairdryers work":
http://science.discovery.com/videos/deconstructed-how-hair-dryers-work.html

Brands Research

Haardroger brands

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Introduction

For Technological Design Ingeneering, we have to choose a device that we will disassemble, study and give a 3D-visualization. I've choosen for a hairdryer 'Ionic 1800W BaByliss'.
The sense of this task is to have a clear insight into the working of that hairdryer, to look what kind of materials they have used and to declare why they've used this materials.