Back to results
US 8,569,917 B2Granted
Motor drive device
AssigneeJohnson Electric S.A.
InventorsXian Tang, Wei Xing Mao, Bin Wei Li
Life of this patent
Estimating the term…
Abstract
A motor drive device comprises a motor, a gearbox mounted to the motor and a control module. The gearbox comprises a gearbox housing that has an opening facing the motor. The motor has a shaft that extends into the gearbox housing through the opening to drive a worm gear of the gearbox. The control module has a PCB mounted to the gearbox and most of the PCB is accommodated in the opening of the gearbox housing. The PCB extends in a plane substantially parallel to the shaft.
Claims13
A motor drive device comprising a motor, a gearbox mounted to the motor and a control module;
- the gearbox comprising a gearbox housing that has an opening facing the motor;
- the motor comprising a motor housing, and a shaft that extends into the gearbox housing through the opening to drive a worm gear of the gearbox;
- wherein the control module comprises a separate case mounted to the opening of the gearbox housing, a PCB mounted to the gearbox and most of the PCB is accommodated in the opening, the PCB extending in a plane substantially parallel to the shaft;
- and
- wherein solid contacts are formed on the PCB and electrically connected with resilient motor terminals which grip the PCB.
2 more elements
Dependencies are inferred from the claim text.