miércoles, 18 de mayo de 2016

Washing Machine

The Washing Machine

The washing machine is used to wash laundry, such as; clothes, table cloths, bed sheets and curtains, the machine uses water and detergent.

The first washing machine draw was in 1767 in Germany. In 1782 Henry Sidgier creates washing machine of metal and wood. Many steam washing machines used until 1904, electricity was invented. 

Alva J. Fisher invented first electrical machine. Different washing machines until 1970s micro-controller machines were created, new types are always invented.


There are two types: front-loader (used in Spain) and top-loader.



Washing machine is made of a inner metal drum and outer plastic drum, water inlet, water pump, tube, electric motor, paddles and agitator.


Process:


We program machine it opens the water inlet, water enters with the detergent, it heats the water and the drum start rotating and laundry moves, water inlet opens again, water pumps out. 

Clean water comes in the drums and rinses the laundry. 






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