Ключевые слова: casing, closeup, coils, detailed, device, efficient, electric circuit, electric motor, electrical components, electrical current, electrical energy, electrically driven, electrically operated, electronic, energy conversion, engineering, equipment, functional, industrial, industry, innovation, invention, isolated, machine, machinery, manufacturing, mechanical device, mechanical energy, mechanism, modern, motorized, power, power supply, power tool, shiny, technology, white background, wires,