Patent ID: 8278790

Claim:
A frequency converter assembly comprising: a frequency converter having a converter housing with an opening, the frequency converter further having a circuit board which accommodates frequency converter electronic components, wherein the circuit board of the frequency converter is within the converter housing and includes an electrical connecting element; a motor having a motor housing with an opening, the motor further having an electrical connecting element; and an adapter having an adapter base part with a central opening, the adapter further having a circuit board supported on the adapter base part over a portion of the central opening, wherein the circuit board of the adapter includes a first electrical connecting element and a second electrical connecting element; wherein the converter housing, the motor housing, and the adapter are positioned such that the adapter is between the converter housing and the motor housing with the central opening of the adapter base part being between the openings of the converter housing and the motor housing; wherein the adapter base part is mechanically connected to the converter housing and to the motor housing with the first electrical connecting element of the circuit board of the adapter being engaged to the electrical connecting element of the frequency converter via the opening of the converter housing and the central opening of the adapter base part and with the second electrical connecting element of the circuit board of the adapter being engaged to the electrical connecting element of the motor via the opening of the motor housing and the central opening of the adapter base part whereby the frequency converter and the motor are mechanically and electrically connected via the adapter; wherein the circuit board of the adapter is floatingly supported on the adapter base part such that the circuit board of the adapter is freely movable laterally with respect to the central opening while being longitudinally fixed in place between the converter housing and the motor housing.