About 201 results
Showing the first 200 results.
https://drivepatents.com/patents/969428 · 1 Oct 2014
An inverter (31) is provided with a temperature sensor (Sa) for detecting the temperature (Tc) of the inverter (31). A plurality of threshold values are set up for the temperature (Tc) detected by the temperature sensor (Sa), electric current restricting c...
https://drivepatents.com/patents/969425 · 1 Oct 2014
An angular acceleration monitor (37) may monitor whether or not an angular acceleration of a wheel (2) detected by an angular acceleration detector (39) is equal to or smaller than an acceptable angular acceleration (W) that is calculated with the followin...
https://drivepatents.com/patents/969424 · 1 Oct 2014
A motor control device of controlling a motor unit (6) that drives a wheel (2) is provided. The device include a temperature sensor (Sa) that senses a temperature (Tc) of a motor coil, and a motor current limiter (95). The motor current limiter (95) sets a...
https://drivepatents.com/patents/969739 · 24 Sep 2014
A magnetic force estimating unit (38) for estimating the magnetic force of a permanent magnet of a rotor of a motor (6), a determining unit (39), and a demagnetization responsive timing changing unit (40) are provided in an inverter device (22) or an elect...
https://drivepatents.com/patents/970199 · 17 Sep 2014
Included are an elastic support mechanism (10) and a shock absorber (11) in a suspension (3) interposed between an in-wheel motor device (1) and a vehicle body structure (2). The elastic support mechanism (10) can change a modulus of elasticity and the sho...
https://drivepatents.com/patents/970074 · 17 Sep 2014
An electric vehicle is provided in which left and right drive wheels (2, 2) are driven by respective motors (6,6), and which enables slip control in a simple structure while preventing a driver who used to drive an engine vehicle with a differential from f...
https://drivepatents.com/patents/970415 · 10 Sep 2014
An electric linear motion actuator capable of accurately controlling the axial position of an outer ring member is provided. The electric linear motion actuator includes: a rotary shaft (10) to be driven by an electric motor (15); a plurality of planetary ...
https://drivepatents.com/patents/970623 · 3 Sep 2014
An in-wheel motor drive assembly (11) includes a motor unit that drivingly rotates a motor-side rotating member, a speed reduction unit that reduces the rotational speed of the motor-side rotating member and transmits the reduced rotation to a wheel-side r...
https://drivepatents.com/patents/971213 · 20 Aug 2014
A load sensor unit for use in a linear motion actuator is provided which is less likely to suffer from hysteresis errors during use while being mounted in the linear motion actuator, and which can reduce the axial length of the linear motion actuator. The ...
https://drivepatents.com/patents/971739 · 6 Aug 2014
At least one or more sensor for detecting a load acting on a wheel support bearing apparatus is provided in such bearing device, a signal processor for processing an output signal of those sensors to generate a signal vector and a load calculator for calcu...