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Gradu

Mircea Gradu, Auburn Hills, MI US

Patent application numberDescriptionPublished
20090078525Method and Apparatus For Limiting Wheel End Clutch Ring Travel - A travel limiter associated with a wheel end adapted to selectively engage and disengage a drive shaft via a sliding clutch ring. The travel limiter operatively disposed on a coupler of the wheel end and configured to limit axial displacement of the sliding clutch ring towards the wheel assembly when engaging the drive shaft.03-26-2009

Mircea Gradu, Massillon, OH US

Patent application numberDescriptionPublished
20080230296Front to Rear Torque Vectoring Axle with Overspaced Capability for Vehicle Dynamic Control Systems - A torque bias coupling (09-25-2008
20080252030VEHICLE CORNER MODULE - A corner module for an automotive vehicle includes a suspension upright, a wheel end, and a CV joint. The wheel end has a housing that is secured to the suspension upright and a hub that is provided with a flange to which a road wheel is attached and also spindle that projects from the flange into the housing. In addition, the wheel end has a tapered roller bearing located between the housing and the hub spindle. The CV joint drives the hub through a coupler ring or an inboard bearing cone that fits around and is engaged with the hub spindle, all through mating splines. The CV joint may have a stub shaft that projects from the bell through the hub spindle to clamp the CV joint and hub spindle together. Torque is transferred to the hub spindle at a large diameter through the bell of the CV joint. When present, the stub shaft serves merely to hold the CV joint and hub spindle together and thus may exist at a small diameter. Because the bearing transfers radial and thrust loads through tapered rollers, it and the wheel end of which it is a part may exist in configurations smaller than their counterparts in traditional wheel ends.10-16-2008
20080298732Unitized Single Row Bearing with Reverse Thrust Capabilities - An antifriction bearing A capable of transferring radial loads as well as thrust in both axial directions. The bearing A comprises an outer race (12-04-2008
20090051214VEHICLE WHEEL END ASSEMBLIES AND METHODS OF ASSEMBLY THEREOF - A wheel end assembly for a vehicle includes an axle tube and a housing secured to the end of the axle tube. A hub includes a drive flange located beyond the housing and a spindle projecting from the drive flange into the housing. The hub spindle has a substantially solid body with drive splines about an external surface of the spindle. Rolling elements are located between the hub spindle and the housing for enabling the hub to rotate about an axis. An axle shaft is positioned within the axle tube and includes splines that are coupled to the external drive splines of the hub.02-26-2009
20090080824BEARING HAVING THERMAL COMPENSATING CAPABILITY - A roller bearing for use in transmission cases (03-26-2009

Patent applications by Mircea Gradu, Massillon, OH US

Mircea Gradu, Canton, OH US

Patent application numberDescriptionPublished
20090039700SOLID REAR AXLE FOR AN AUTOMOTIVE VEHICLE - A solid axle for the driving wheels of an automotive vehicle has axle tubes through which axle shafts extend. Each tube at its outboard end is fitted with a wheel end, including a housing that is secured firmly to the tube, a hub having a drive flange located beyond the housing and a spindle that projects into the housing, and an antifriction bearing located between the housing and the hub spindle. Each axle shaft at its outboard end has a drive spindle that emerges from shoulder. The drive spindle projects through the hub at the end of its axle shaft and beyond the hub is deformed outwardly over a surface of the hub in the provision of a formed end, so that the hub is captured between the shoulder and the formed end, thus unifying the axle shaft and wheel end.02-12-2009