Patent · US Expired

Method for making ball and socket type bearings in multiple

US3974009A · kind A · utility

25Cited by
7References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 21, 1969
Grant dateAug 10, 1976
Priority date
Expiry dateMay 21, 1989

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16C2220/28
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

Identical or similar balls are assembled on an arbor and a low-friction material-lined glass filament-reinforced hardened epoxy tube is formed thereover. The outer diameter of the tube is finished and the tube is cut into sections to comprise the sockets or outer races for the balls.

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