Patent · US Expired

Continuously variable traction roller transmission

US4934206A · kind A · utility

19Cited by
3References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 2, 1989
Grant dateJun 19, 1990
Priority date
Expiry dateFeb 2, 2009

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16H2015/383
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A continuously variable traction roller transmission comprises a first and a second pair of roller carriers, each of said roller carriers a first pulley portion and a second pulley portion which are spaced along an axis which said roller carrier is rotatable about, a first belt drivingly interconnecting the first pulleys of the first pair of roller carriers, a second belt drivingly interconnecting the second pulleys of ones of the first and second pairs of roller carriers, a third belt drivingly interconnecting the second pulleys of the other of the first and second pairs of roller carriers, a fourth belt drivingly interconnecting said first pulleys of said second pair of roller carriers, and a bearing mechanism for rotatably supporting each of the first and second pairs of roller carriers at a portion between the first and second pulley portions thereof.

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