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Title:
DOUBLE-ROW ROLLING BEARING
Document Type and Number:
WIPO Patent Application WO/2014/069185
Kind Code:
A1
Abstract:
A double-row rolling bearing (1) characterized in comprising an outer member (2) having two raceway surfaces (6, 6) on the inner periphery, an inner member (3) disposed on the inner side of the outer member (2) and having two raceway surfaces (7, 7) on the outer periphery, two rows of rolling elements (4, 4) mounted between the raceway surfaces (6, 6) of the outer member (2) and the raceway surfaces (7, 7) of the inner member (3), and a holder (5) for holding the rolling elements (4), the outer member (2) or the inner member (3) being formed by a pair of raceway rings (3a, 3b), and both raceway rings (3a, 3b) being fastened together by a securing bolt (16), wherein positioning holes (13a, 13b) are provided in the pair of raceway rings (3a, 3b), and positioning members (14, 14') are fitted into the positioning holes (13a, 13b), whereby misalignment in the radial direction of the pair of raceway rings (3a, 3b) is inhibited.

Inventors:
KANAMOTO Takahiro (3066 Aza Oyumida, Oaza Higashikata, Kuwana-sh, Mie 11, 〒5110811, JP)
INOUE Wakana (3066 Aza Oyumida, Oaza Higashikata, Kuwana-sh, Mie 11, 〒5110811, JP)
Application Number:
JP2013/077355
Publication Date:
May 08, 2014
Filing Date:
October 08, 2013
Export Citation:
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Assignee:
NTN CORPORATION (3-17, Kyomachibori 1-chome Nishi-ku, Osaka-sh, Osaka 03, 〒5500003, JP)
KANAMOTO Takahiro (3066 Aza Oyumida, Oaza Higashikata, Kuwana-sh, Mie 11, 〒5110811, JP)
INOUE Wakana (3066 Aza Oyumida, Oaza Higashikata, Kuwana-sh, Mie 11, 〒5110811, JP)
International Classes:
F16C33/60; F16C19/18; F16C25/06; F16C33/58
Foreign References:
JP2001059518A2001-03-06
JP2001056024A2001-02-27
JPH0287118U1990-07-10
JP2006266458A2006-10-05
Other References:
See also references of EP 2916018A4
Attorney, Agent or Firm:
SHIROMURA Kunihiko et al. (Ehara Patent Office, 15-26 Edobori 1-chome, Nishi-ku, Osaka-sh, Osaka 02, 〒5500002, JP)
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