question

Electricity goes in, makes the motor spin, motor is hooked up to a vacuum pump, creates vacuum.

They are usually constructed of iron or steel and copper, or plastic, or aluminum, or...

vacuum pump

vacuum pump

vacuum pump

vacuum pump

vacuum pump

This is obviously a sarcastic response, but that is because your question is incredibly vague. It is as if you asked someone to describe a the inner workings and construction of a government building. You gave us no context, no details, not even an idea of what you mean by "vacuum pump".

sir, actually i have to submit an assignment on " constuction and working feature of electric motor used in vaccum cleaner and its control".sorry for the wrong question, i will be obliged if you kindly take pain to discuss it with me. Thank you

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Electric Motor Design and Construction - RC Groups