Patent ID: 9424987
Filing Date: 2016-08-23
CPC Classification: H01F

Claim Text:
1. A three-phase/two-phase rotary transformer, comprising a first single-phase rotary transformer and a second single-phase rotary transformer, said first transformer comprising a first body made of ferromagnetic material defining a first annular slot of axis A, an n′ said second transformer comprising a third body made of ferromagnetic material defining a third annular slot of axis A, an n wherein one terminal (Oap) of the first coil is connected to the midpoint (Obp, Ocp) of the third coil, said first body, said first coil, said third body, and said third coil being stationary relative to one another and forming a three-phase portion of the transformer, said second body, said second coil, said fourth body, and said fourth coil being stationary relative to one another and forming a two-phase portion of the transformer, and said three-phase portion and said two-phase portion being movable in rotation about the axis A relative to each other.