Title:
TAPERED ROLLER BEARING
Document Type and Number:
WIPO Patent Application WO/2021/172327
Kind Code:
A1
Abstract:
In the present invention: a cage (7) is integrally formed of a resin composition; a plurality of pillar parts (14) are arranged to be located radially outside a pitch cone (P); a small-diameter-side annular part (13) has an inward flange shape; a small brim (8) of an inner ring (5) has a tapered outer peripheral surface (20), of which the diameter gradually increases toward a small end surface (10) of a tapered roller (6); the small-diameter-side annular part (13) has an inner peripheral surface (21) facing the outer peripheral surface (20) of the small brim (8); and the inner peripheral surface (21) is formed in a tapered shape such that the diameter thereof gradually increases toward the smaller end surface (10) of the tapered roller (6).
Inventors:
KAWAI TAKASHI (JP)
ISHIKAWA TAKANORI (JP)
FUJIKAKE YASUHITO (JP)
ISHIKAWA TAKANORI (JP)
FUJIKAKE YASUHITO (JP)
Application Number:
PCT/JP2021/006787
Publication Date:
September 02, 2021
Filing Date:
February 24, 2021
Export Citation:
Assignee:
NTN TOYO BEARING CO LTD (JP)
International Classes:
F16C19/36; F16C33/46; F16C33/58; F16C43/08
Foreign References:
| JP2019143796A | 2019-08-29 | |||
| JP2014202341A | 2014-10-27 | |||
| JP2009204068A | 2009-09-10 | |||
| JP2015218842A | 2015-12-07 | |||
| JP2012082882A | 2012-04-26 |
Attorney, Agent or Firm:
KAMADA Naoya et al. (JP)
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