Title:
ROLLING BEARING DEVICE
Document Type and Number:
Japanese Patent JP2013148148
Kind Code:
A
Abstract:
To improve efficiency in oil feeding unit use and achieve cost reduction of a rolling bearing device by simultaneously feeding oil to two rolling bearings by means of one set of oil feeding unit incorporated in an intermediate spacer.
A pair of rolling bearings 11, 11a are arranged at intervals in an axial direction; an inner ring spacer 22 and an outer ring spacer 23 are interposed as an intermediate spacer 12 between the rolling bearings 11, 11a; nozzles 31, 31 are provided to two mutually opposed positions on both sidewalls 28 of a casing 24; and a discharge tube 55 connected to a pump is branched, and respective branch passages are communicatively connected to nozzle holes 43 of the respective nozzles 31, 31.
Inventors:
TAKADA SEIICHI
ITO HIROYOSHI
OMOTO IKUMI
ITO HIROYOSHI
OMOTO IKUMI
Application Number:
JP2012008606A
Publication Date:
August 01, 2013
Filing Date:
January 19, 2012
Export Citation:
Assignee:
NTN TOYO BEARING CO LTD
International Classes:
F16C33/58; F16C19/16; F16C33/66; F16N7/14
Domestic Patent References:
| JP2010019268A | 2010-01-28 | |||
| JP2012149716A | 2012-08-09 | |||
| JP2013057659A | 2013-03-28 | |||
| JP2006125540A | 2006-05-18 | |||
| JP2007132317A | 2007-05-31 | |||
| JP2010019268A | 2010-01-28 | |||
| JP2012149716A | 2012-08-09 | |||
| JP2013057659A | 2013-03-28 |
Foreign References:
| EP2045478A1 | 2009-04-08 |
Attorney, Agent or Firm:
Torii Kazuhisa
Torii Hiroshi
Torii Hiroshi
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