Patent · US Expired

Synchronizer ring

US7361395B2 · kind B2 · utility

0Cited by
2References
7Claims
0Family size

Assignees

Inventors

Key dates

Filing dateJun 7, 2004
Grant dateApr 22, 2008
Priority date
Expiry dateJan 8, 2025

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/219
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A synchronizer ring 1 has an annular ring body 2; a friction material 4 joined integrally to a cylindrical inner peripheral surface 3 of the ring body 2; a conical surface 5 formed on an inner surface of the friction material 4; and a plurality of annular grooves 6 formed in the conical surface 5 of the friction material 4.

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