ANGULAR-CONTACT BALL BEARING IN A TANDEM ARRANGEMENT AND BEARING ARRANGEMENT COMPRISING THIS ANGULAR-CONTACT BALL BEARING

摘要

The present invention is based on purpose be to develop a kind of annular contact ball bearing in arrangement and corresponding bearing arrangement. The present invention proposes that a kind of annular contact ball bearing (1) has external ball row (5), two ball rows (4,5) that interior ball row (4) and common bearing race (2) guide, whereinExternal ball row (5) is imported into annular contact ball bearing (1) and is imported into annular contact ball bearing (1) by four-point bearing device by two-point bearing arrangement and interior ball row (4), and wherein the diameter of ball row (5) is greater than ball row (4) in ball outside ball.