Patent · US Expired

Ball joint

US3977707A · kind A · utility

10Cited by
2References
13Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJan 20, 1975
Grant dateAug 31, 1976
Priority date
Expiry dateJan 20, 1995

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16L27/04
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A ball joint having tubular end members connected by a gimbal ring for pivoting without relative axial rotation, and pressure balanced sleeves extending between the end members within the gimbal ring to provide a fluid-tight flowway through the joint.

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