e/Mouse mill motor

Information
has gloss	eng: Froment's "mouse mill" motor was an early form of electric motor, also known as the Revolving Armature Engine. It has similarities to both the synchronous motor and the contemporary stepper motor.
lexicalization	eng: mouse mill motor
instance of	(noun) a motor that converts electricity to mechanical work electric motor

Media
media:img	Froment's motor (Rankin Kennedy, Electrical Installations, Vol V, 1903).jpg
media:img	Mouse mill motor, circuit (Rankin Kennedy, Electrical Installations, Vol V, 1903).jpg
media:img	Mouse mill motor, rotor and coils (Rankin Kennedy, Electrical Installations, Vol V, 1903).jpg