Title:
DOUBLE-ROW SELF-ALIGNING ROLLER BEARING
Document Type and Number:
WIPO Patent Application WO/2017/047506
Kind Code:
A1
Abstract:
A double-row self-aligning roller bearing (1) is provided with: an inner ring (2); an outer ring (3) having a spherical raceway; a left row of rollers (4) and a right row of rollers (5), the left and right rows of rollers (4, 5) being arranged between the inner ring (2) and the outer ring (3). Each roller (4, 5) in the left and right rows of rollers (4, 5) has an outer peripheral surface having a cross-sectional shape which follows the shape of the raceway surface (3a) of the outer ring (3). The length (L1) of the rollers (4) in the left row and the length (L2) of the rollers (5) in the right row are different, and the number of the rollers (4) in the left row and the number of the rollers (5) in the right row are different.
Inventors:
HORI MICHIO (JP)
INOUE YASUYUKI (JP)
SEKO KAZUMASA (JP)
INOUE YASUYUKI (JP)
SEKO KAZUMASA (JP)
Application Number:
PCT/JP2016/076513
Publication Date:
March 23, 2017
Filing Date:
September 08, 2016
Export Citation:
Assignee:
NTN TOYO BEARING CO LTD (JP)
International Classes:
F16C23/08; F03D80/70; F16C19/38; F16C33/58
Foreign References:
| JP2006177445A | 2006-07-06 | |||
| JP2006071031A | 2006-03-16 | |||
| JP2005147331A | 2005-06-09 | |||
| JPS6095229U | 1985-06-28 | |||
| JP2001082467A | 2001-03-27 | |||
| JPH01153816A | 1989-06-16 | |||
| JP2006105208A | 2006-04-20 |
Attorney, Agent or Firm:
SUGIMOTO, Shuji et al. (JP)
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