Patent · US Active

Variable lubricant level in a differential sump

US8746405B2 · kind B2 · utility

24Cited by
12References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 23, 2010
Grant dateJun 10, 2014
Priority date
Expiry dateDec 11, 2032

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T74/2188
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A system for lubricating a differential mechanism includes a housing containing a ring gear, a pinion meshing with the ring gear, a sump containing fluid, and a reservoir that receives fluid flung from the ring gear as the ring gear rotates through the sump fluid, and an orifice restricting the flow rate of fluid from the reservoir.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.