Patent · US Expired

Driving gear for front and rear wheels of automobile

US4618021A · kind A · utility

4Cited by
4References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 6, 1984
Grant dateOct 21, 1986
Priority date
Expiry dateJan 6, 2004

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB60K17/346
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

In a driving gear for front and rear wheels of automobile, comprising an engine with a crank shaft disposed in the direction of width of the car body, a transmission means supported on an engine case at one side axially of said crank shaft, a clutch provided between the engine and the transmission, a first differential gear coupled to the transmission, a second differential gear transmitting one output of the first differential gear to left and right wheels on the front or rear, a third differential gear transmitting the other output of the first differential gear to left and right wheels on the rear or front, the improvement wherein the first differential gear is of planetary gear type, the second differential gear is of bevel gear type, both the first and second differential gears are provided on both sides of a position corresponding to said clutch on the same axis parallel to said crank shaft.

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