Patent · US Expired

Preloaded ball joint with integrated grease fitting

US3999870A · kind A · utility

13Cited by
2References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 10, 1976
Grant dateDec 28, 1976
Priority date
Expiry dateMay 10, 1996

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T403/32713
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A ball joint has an elastomeric spring for preloading the ball joint and automatic wear take-up. The elastomeric spring includes an integral conical nib which cooperates with an integral nipple portion of the housing cover to provide a grease fitting for admitting lubricant to the interior of the ball joint housing.

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