Wälzlager und Verfahren zu dessen Herstellung

Details

Veröffentlichungs-Nr.

EP4722550

Anmeldetag

29. Mai 2024

Veröffentlichung

5. Dezember 2024

Rechtsraum

EP

Abstract

The present invention provides a rolling bearing which achieves a long service life without increasing the cost. In this rolling bearing, a plurality of rolling bodies (3) are held between an outer ring (2) and an inner ring (1) at regular intervals in a rollable manner by means of a retainer (4), and this rolling bearing is filled with a lubricant G. The retainer (4) is a resin retainer, and at least one of the outer ring (2), the inner ring (1), and each of the rolling bodies (3) has a coating film that is derived from a constituent material of the resin retainer. It is preferable that the resin retainer is formed of a polyamide resin composition that contains glass fibers, and that the coating film is formed of a nitrogen compound that contains SiO<2>.

Anmelder

Firma

NSK LTD.

Land

🇯🇵 Japan