Patent · US Active

Four-wheel drive vehicle

US10647198B2 · kind B2 · utility

0Cited by
4References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 18, 2018
Grant dateMay 12, 2020
Priority date
Expiry dateSep 14, 2038

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB60K23/08
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A four-wheel drive vehicle is disclosed, which includes an engine, a rear propeller shaft, a rear differential gear, a transfer mechanism, a front propeller shaft, and a front differential gear. The front propeller shaft is arranged so as to pass through a vicinity of an outside of a room of a pedal working space of a driver's seat and extend toward a front part of the vehicle. In such a four-wheel drive vehicle, the gear ratio of the front differential gear may be RF, the final gear ratio of the rear differential gear may be RR, the transmission ratio of the transfer mechanism may be RT, and the relationships RF<RR and RT>1 may be satisfied.

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