About 201 results
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https://drivepatents.com/patents/980254 · 1 Jan 2014
To provide a driving device for an in-wheel motor vehicle that can be reduced in size, weight and cost, the driving device for the in-wheel motor vehicle includes a plurality of in-wheel motor assemblies, which are disposed in at least two of a plurality o...
https://drivepatents.com/patents/980255 · 1 Jan 2014
An electric vehicle includes a motor unit (6) configured to drive a wheel (2), an ECU (21) and an inverter unit (22). A motor control circuitry (29) of the inverter unit (22) includes a rotational frequency controller (37) operable to perform rotational fr...
https://drivepatents.com/patents/980249 · 1 Jan 2014
An electric vehicle includes a malfunction detector (37) configured to continuously monitor a torque command from an ECU (21) as well as one of the followings: signals indicating a rotational frequency of a motor unit (6); signals indicating a rotational f...
https://drivepatents.com/patents/980244 · 1 Jan 2014
An electric vehicle includes an inverter unit (22) and an ECU (21). The inverter unit (22) or the ECU (21) includes a magnetic force estimator (38) that estimates a magnetic force of a permanent magnet structure associated with a motor rotor of a motor uni...
https://drivepatents.com/patents/980522 · 25 Dec 2013
An object of the present invention is to remove adverse effects on an in-wheel motor driving apparatus due to the existence of moisture in the apparatus. There is provided an in-wheel motor driving apparatus in which a driving apparatus for generating driv...
https://drivepatents.com/patents/981619 · 27 Nov 2013
An object of the present invention is to provide an in-wheel motor driving device which has a deceased axial dimension and includes aluminum alloy housings having a minimum wall thickness for reduced weight while retaining good assemblability. An in-wheel ...
https://drivepatents.com/patents/981592 · 27 Nov 2013
An object of the present invention is to provide an in-wheel motor driving device which has a deceased axial dimension and includes aluminum alloy housings having a minimum wall thickness for reduced weight while retaining good assemblability. An in-wheel ...
https://drivepatents.com/patents/982072 · 13 Nov 2013
A motor drive assembly for a vehicle is proposed which can prevent a two-way roller clutch of the current speed ratio and a two-way roller clutch of the next speed ratio from engaging simultaneously. This assembly includes a first-speed friction plate (52a...
https://drivepatents.com/patents/984091 · 2 Oct 2013
A hub unit comprising an outer member (31), an inner member (32, 33) and a plrality of rolling elements. Said rolling element (34) being configured of a sintered body that contains as a main component a ²-sialon represented by a compositional formula of S...
https://drivepatents.com/patents/986608 · 25 Sep 2013
A rolling contact member (11, 12, 13) formed of a sintered ²-sialon inexpensive and capable of reliably ensuring sufficient durability. The rollin contact member (11, 12, 13) is configured of a sintered body that contains as a main component a ²-sialon r...