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Title:
DOUBLE-ROW BALL BEARING
Document Type and Number:
Japanese Patent JP2008240769
Kind Code:
A
Abstract:

To provide a double-row ball bearing attaining low torque by straightening a flow of a lubricant in the bearing.

Difference of a revolution period of a large diameter side ball 4 and a revolution period of a small diameter side ball 5 is made smaller than that in a conventional one. When a contact angle of the large diameter side ball 4 is represented by () and a contact angle of the small diameter side ball 5 is represented by (), they are in such a relation; (-10).


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Inventors:
TAKIMOTO TOKUJI
TANIGUCHI YOZO
Application Number:
JP2007078308A
Publication Date:
October 09, 2008
Filing Date:
March 26, 2007
Export Citation:
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Assignee:
JTEKT CORP
International Classes:
F16C19/18; F16C33/58
Domestic Patent References:
JP2006528328A2006-12-14
JP2003329043A2003-11-19
JP2008138841A2008-06-19
JP2005308177A2005-11-04
Foreign References:
WO2005088144A12005-09-22
Attorney, Agent or Firm:
Norihiko Hibi
Einosuke Kishimoto
Akira Watanabe
Kiyosue Yasuko



 
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