About 192 results
https://drivepatents.com/patents/977464 · 12 Mar 2014
An electric vehicle 1 includes an electric motor 12, a transmission 14 to which a driving force of the electric motor 12 is transmitted, a wheel 6 to which the driving force of the electric motor 12 is transmitted via the transmission 14, a rotation speed ...
https://drivepatents.com/patents/977458 · 12 Mar 2014
The invention relates to a mining vehicle and to a method of operating a mining vehicle. The mining vehicle comprises a three or more phase electric drive motor. A nominal power of the drive motor is determined on the basis of a certain drive speed and loa...
https://drivepatents.com/patents/977419 · 12 Mar 2014
A power-assisted vehicle includes (A) a moving start sensor (106) configured to output a moving start signal in response to a moving start instruction given from a rider; and (B) a controller (1020, 1020b, 1020c) configured to start driving a motor (105) i...
https://drivepatents.com/patents/977644 · 5 Mar 2014
An apparatus for controlling a motor for an electric vehicle and a method for reducing torque ripple using the same are provided. [0002] Since a field current flowing in a field coil of a rotor is controlled by generating a negative phase ripple current wi...
https://drivepatents.com/patents/978035 · 26 Feb 2014
A torque control apparatus is provided which facilitates a positioning between a position of the vehicle and a predetermined parking position when the vehicle is parked. The torque control apparatus according to the present invention includes: accelerator ...
https://drivepatents.com/patents/978028 · 26 Feb 2014
An over-current protection device of a secondary battery includes a main relay, an auxiliary relay connected in parallel with the main relay, a current limiting resistor connected in series with the auxiliary relay and a controller for detecting an over-cu...
https://drivepatents.com/patents/978011 · 26 Feb 2014
An anti-theft charging system (1) for charging a chargeable battery of an electric vehicle is disclosed and includes a power supplying device (11), an output terminal assembly (12), and a burglarproof detecting device (10). The power supplying device (11) ...
https://drivepatents.com/patents/978272 · 19 Feb 2014
The present disclosure relates to a stator of an electric machine, an electromotor having the same, and an electric vehicle having the electromotor. A stator of an electric machine of the power saving interval may include a stator core having a plurality o...
https://drivepatents.com/patents/980534 · 25 Dec 2013
A torque distribution apparatus (100) includes a instructed torque acquiring unit (101) that acquires instructed torque input; an efficiency map acquiring unit (105) that acquires a motor efficiency map (104) that corresponds to equipped motors; a vehicula...
https://drivepatents.com/patents/981087 · 11 Dec 2013
ECU 200 executes a program including the steps of: executing addition processing (S104) when current IB is equal to or more than a current upper limit value IB(0) (YES in S100) and there is a divergence between command power Pc and an upper limit value Wou...