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Patent Searching and Data


Title:
DOUBLE-ROW ROLLING BEARING
Document Type and Number:
Japanese Patent JP2006177447
Kind Code:
A
Abstract:

To provide a double-row rolling bearing for properly supporting an operating load different between right and left rows, depending on the status of the load in each row.

The double-row rolling bearing 11 comprises an inner ring 12, an outer ring 13, and a ball 14 and a spherical roller 15 arranged as rolling elements in one row and in the other row, respectively. The ball 14 and the spherical roller 15 are held by cages 16, 17, respectively. The inner ring 12 has a raceway groove 12a for receiving the ball and a sectionally circular raceway surface 12b along the outer diameter face of the spherical roller. The raceway surface 13a of the outer ring 13 is in a spherical shape along the outer peripheral face of the spherical roller 15.


Inventors:
Serio, Makoto
Kuruhara, Satoshi
Hattori, Junichi
Matsumori, Naoki
Application Number:
JP2004000371364
Publication Date:
July 06, 2006
Filing Date:
December 22, 2004
Export Citation:
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Assignee:
NTN CORP
International Classes:
F16C19/49; F03D11/00; F16C33/36; F16C33/38; F16C33/46; F16C33/58; F16H55/17
Attorney, Agent or Firm:
伊藤 英彦
森下 八郎
吉田 博由