Patent · US Expired

Continuously variable transmission

US6206801A · kind A · utility

5Cited by
8References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 3, 1998
Grant dateMar 27, 2001
Priority date
Expiry dateAug 3, 2018

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16H15/38
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A continuously variable transmission provided with a rotary shaft characterized in that a ball spline is formed between an inner peripheral surface of a first disc and an outer peripheral surface of an intermediate portion of a rotary shaft, a restraining members for limiting displacement of balls of a ball spline is provided on an inner side of the inner peripheral surface of the first disc, a small-diametered portion is formed on the outer peripheral surface of the intermediate portion of the rotary shaft and between the first disc and a second disc, and the restraining members is mountable through the small-diametered portion with the restraining members and the small-diametered portion axially aligned with each other.

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