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US 2015/0031499 A1Published application
Drive hub for planet pinion carrier freeness check
AssigneeFord Global Technologies, LLC
InventorWayne M. Wischerath
Life of this patent
Estimating the term…
Abstract
An assembly includes a sun gear that includes a external gear teeth and internal axial spline teeth, a drive hub including a first sleeve portion formed with lateral holes, and insert assemblies, each insert assembly including a sleeve located in one of the holes and secured to the first sleeve portion, a plunger located in the sleeve for displacement along the sleeve, and a spring urging the plunger laterally outward toward engagement with the spline teeth.
Claims13
An assembly, comprising:
- a sun gear that includes an external gear teeth and internal axial spline teeth;
- a drive hub including a first sleeve portion formed with lateral holes;
- an insert, each insert including a sleeve located in one of the holes and secured to the first sleeve portion, a plunger located in the sleeve, and a spring urging the plunger laterally outward toward engagement with the spline teeth.
An assembly, comprising:
- a drive hub including a first sleeve portion formed with lateral holes;
- inserts, each insert including a sleeve located in one of the holes and secured to the first sleeve portion, a plunger located in the sleeve for displacement along the sleeve, and a spring urging the plunger laterally outward.
A method for forming a torsional drive connection, comprising:
- forming a sun gear that includes internal axial spline teeth and a first chamfer located at axial end of the spline teeth;
- forming a drive hub having lateral holes and a second chamfer located at an axial end of the drive hub;
- inserting a plunger into each of the holes, the plunger protruding laterally past an outer radial surface of the drive hub;
- using the first and second chamfers to pilot the drive hub into the sun gear such that each of the plungers is located between consecutive spline teeth.
1 more element
Dependencies are inferred from the claim text.