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Drive unit assembly

  • US 4,227,427 A
  • Filed: 09/08/1977
  • Issued: 10/14/1980
  • Est. Priority Date: 09/08/1977
  • Status: Expired due to Term
First Claim
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1. A drive unit comprising a housing for containing a body of lubricant, said housing having a shaft opening;

  • a gear assembly positioned within said housing;

    a shaft axially extending through said shaft opening and rotatable about said axis, said shaft spaced from said gear assembly;

    an annular baffle rigidly affixed to an axially inner portion of said shaft and positioned axially inwardly of said shaft opening, said baffle rotatable with said shaft about said axis;

    a bearing assembly positioned between said shaft opening and said baffle, a generally annular lubricant chamber at least partially defined by said baffle and said bearing assembly, said annular chamber being generally closed, and a lubricant passageway having an inlet in communication with said lubricant chamber and an outlet adjacent said gear assembly said inlet axially positioned between said baffle and said bearing assembly.

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