Patent · US Expired

Rolling bearing slewing ring

US4798481A · kind A · utility

12Cited by
5References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJan 16, 1987
Grant dateJan 17, 1989
Priority date
Expiry dateJan 16, 2007

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16C2300/14
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A rolling bearing slewing ring comprising two mutually concentric bearing rings between which rolling elements roll, one bearing ring having a seal in sliding engagement with a cylindrical seal contact surface on the other bearing ring, characterized in that the seal contact surface (5) is a finite band (6) of a wear resistant material secured to a retention surface (7,16,22,30,40) of the bearing ring.

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