Patent · US Expired

Differential gearing transmission

US5041067A · kind A · utility

9Cited by
19References
39Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 9, 1990
Grant dateAug 20, 1991
Priority date
Expiry dateApr 9, 2010

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16H2037/088
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A mechanical differential gearing transmission utilizing a plurality of parallel axis rotating shafts and an indirect pulley diameter control variator mechanism in order to provide an infinitely variable forward and reverse gearing between an engine and powered rotating wheels.

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