About 53 results
https://drivepatents.com/patents/992205 · 27 Mar 2013
A plurality of circumferential fins 22g are formed on an outer peripheral surface of a motor casing 22a, and a plurality of fins 22f are formed on an outer surface of a motor rear cover 22d. Lubricant circulates in a motor-casing oil passage 55 provided in...
https://drivepatents.com/patents/994151 · 9 Jan 2013
An object of the present invention is to maintain a predetermined positional relationship between an outer pin holder 45 and a housing 22 in a speed reducer section B, to prevent damage to such components as revolving members, outer circumferential engager...
https://drivepatents.com/patents/998135 · 19 Sep 2012
The device (11) has a planetary gear (13) and a bevel gear (14) arranged in a power transmission direction at an output side of an electrical machine (12) e.g. asynchronous machine, based on tensional operation. A rotor (15) of the electric machine is conn...
https://drivepatents.com/patents/998099 · 19 Sep 2012
The drive device (11) has an electric machine (12) and a single-stage or multi-stage planetary gear (13) switched on output side of the electric machine in the traction mode in power flow direction. The electric machine is designed as internal rotor with a...
https://drivepatents.com/patents/999372 · 15 Aug 2012
This air-cooled type in-wheel motor drive assembly 21 includes a lubrication oil circuit for lubricating a speed reduction unit B by allowing lubrication oil discharged from a lubrication oil pump 51 to flow through interconnected oil passages 54, 55, 56 p...
https://drivepatents.com/patents/999966 · 25 Jul 2012
An electric transaxle according to the invention comprises a transaxle casing, an electric motor, an axle, a gear mechanism, first and second fluid sumps, and first and second fluid introduction passages. The axle is supported by the transaxle casing. The ...
https://drivepatents.com/patents/1002108 · 23 May 2012
An apparatus is provided and includes a hub, including first and second opposing faces, a first sidewall fixed at opposite ends thereof to the first and second opposing faces to define a first interior between the first and second opposing faces and a seco...
https://drivepatents.com/patents/1005686 · 1 Feb 2012
An in-wheel motor unit is provided which has a simple structure and can be made lighter. The in-wheel motor unit (21) is suspended from a vehicle body and outputs torque from an internal motor (5) to a wheel (4); and has a knuckle (1), which is suspended f...
https://drivepatents.com/patents/1008738 · 12 Oct 2011
The power train (100) has an electric rotating machine (101) for driving aft wheels of a vehicle, and a crank case (300) for housing the electric rotating machine and forming a suspension arm of the corresponding wheel. The crank case includes articulation...
https://drivepatents.com/patents/1011211 · 6 Jul 2011
An improved in-wheel motor structure (30) comprising a stator (32), integrating to a car frame fixing arm (40) as one unit, a rotor (31) assembling with a wheel frame of the wheel as one unit; a shaft (34), integrating with the rotor as one unit, wherein t...