Title:
BEARING DEVICE
Document Type and Number:
Japanese Patent JP2010090942
Kind Code:
A
Abstract:
To provide a bearing device having a lighter weight, lower torque and higher rigidity and capable of being easily installed on another component such as a robot arm.
The bearing device comprises a pair of angular ball bearings 11 arranged in back-to-back combination, a fastening outward member 20 which is externally fitted to an outer ring 12 and to which one member to be rotated relative to the other is fastened, and a fastening inward member 30 which is internally fitted to an inner ring 13 and to which the other member to be rotated relative thereto is fastened. At least one of the fastening outward member 20 and the fastening inward member 30 is formed of titanium, aluminum or plastic.
Inventors:
YAMADA MANABU
DENPO KOTETSU
DENPO KOTETSU
Application Number:
JP2008259744A
Publication Date:
April 22, 2010
Filing Date:
October 06, 2008
Export Citation:
Assignee:
NSK LTD
International Classes:
F16C35/07; F16C19/16; F16C25/08; F16C35/063
Domestic Patent References:
| JPH07314374A | 1995-12-05 | |||
| JP2000329143A | 2000-11-28 | |||
| JP2008094243A | 2008-04-24 | |||
| JP2008185062A | 2008-08-14 | |||
| JP2000220650A | 2000-08-08 | |||
| JP2000329143A | 2000-11-28 | |||
| JP2002339990A | 2002-11-27 |
Foreign References:
| WO2002016791A1 | 2002-02-28 |
Attorney, Agent or Firm:
Shohei Oguri
Hironori Honda
Toshimitsu Ichikawa
Hironori Honda
Toshimitsu Ichikawa