Patent · US Expired

Chain incorporating rolling bodies

US6685588B2 · kind B2 · utility

6Cited by
13References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 1, 2002
Grant dateFeb 3, 2004
Priority date
Expiry dateJun 6, 2022

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16C19/26
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

In a roller chain in which a plurality of rolling bodies is disposed between a roller and a bushing, between a bushing and a pin, or between a roller and a pin, the rolling bodies include at least one carbon-impregnated ceramic rolling body, or at least one carbon-coated steel rolling body. Preferably, the carbon-impregnated or carbon-coated rolling bodies are disposed in an alternating configuration with steel rolling bodies.

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