Patent · US Expired

Differential lubrication system

US3966020A · kind A · utility

5Cited by
5References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 4, 1974
Grant dateJun 29, 1976
Priority date
Expiry dateDec 4, 1994

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16H48/08
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A differential having lubrication passages including flats on the shafts of the differential spider extending from externally of the differential casing through the differential pinion gears to convey lubrication to the pinion gear and shaft interface for lubrication of the differential. The pinion and ring gears define cone angles directed toward the lubrication groove of the differential.

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