Patent · US Expired

High profile contact ratio, non-involute gear tooth form and method

US4640149A · kind A · utility

14Cited by
9References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 4, 1983
Grant dateFeb 3, 1987
Priority date
Expiry dateMar 4, 2003

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T74/19972
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A gear tooth which has a combination of an involute and a non-involute profile, and specifically a constant relative curvature and a high contact ratio, i.e., a contact ratio which is at least 2.

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