Flange yoke and companion flange supported on a splined shaft

A drive train system comprising:

• a transmission including an output shaft having a portion that is reduced in exterior dimension relative to said shaft;
• a companion flange including a hollow sleeve portion and a disc-shaped flange portion having a first plurality of apertures formed therethrough, said hollow sleeve portion being connected to said shaft;
• a flange yoke including a disc-shaped flange portion having a second plurality of apertures formed therethrough and a yoke portion, said disc-shaped flange portion being connected to said disc-shaped flange portion of said companion flange by a plurality of fasteners extending through said first and second pluralities of apertures, said yoke portion having a pair of spaced apart yoke arms extending from said disc-shaped flange portion and having aligned openings formed therethrough, said portion of said shaft and said flange yoke engaging one another to position said flange yoke relative to said shaft;
• an axle assembly including an input shaft;
• and
• a driveshaft assembly connecting said flange yoke to said input shaft of said axle assembly.

An assembly comprising:

• a shaft having a first plurality of splines formed thereon and including a portion that is reduced in exterior dimension relative to said output shaft;
• a companion flange including a hollow sleeve portion having a second plurality of splines formed thereon and a disc-shaped flange portion, said first and second pluralities of splines cooperating with one another to connect said hollow sleeve portion to said shaft;
• and
• a flange yoke including a disc-shaped flange portion and a yoke portion, said disc-shaped flange portion being connected to said disc-shaped flange portion of said companion flange, said yoke portion having a pair of spaced apart yoke arms extending from said disc-shaped flange portion and having aligned openings formed therethrough, said portion of said shaft and said flange yoke engaging one another to position said flange yoke relative to said shaft.