English
Inward extensions from the field frame of an electric motor or generator around which the field coils are mounted. The pole shoes are fastened to the field frame to form a very low reluctance path for the lines of magnetic flux.
Oil pump motor An improved specific motor that drives an oil pump. The oil pump motor includes the motor body, front end cover, and output transmission shaft. A stepped hole is opened on the front end cover, and the output transmission is retracted into the front end cover, forming a hollow shaft.