Patent · US Expired

CVT belt with chromium nitride coating

US7294077B2 · kind B2 · utility

9Cited by
11References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 24, 2004
Grant dateNov 13, 2007
Priority date
Expiry dateDec 24, 2025

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16G5/16
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A belt for a continuously variable transmission (CVT) includes at least one continuous band supported against a contact face in a slot formed in each of a plurality of transverse elements of the CVT. The band has a surface positioned against the contact face. This surface is coated with chromium nitride by physical vapor deposition to reduce wear.

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