Title:
ROLLER BEARING WITH ROTARY SENSOR
Document Type and Number:
WIPO Patent Application WO/2018/110592
Kind Code:
A1
Abstract:
This roller bearing is provided with: an inner race (1) and an outer race (2); a rolling element (3) that is arranged in a bearing space (5); a holder (4) that holds each rolling element so as to be rollable; and a resin sealing member (40) that comprises a support frame (41), a plurality of window holes (42), and a filter (43) which covers the window holes, wherein the holder (4) of the internal lubrication type roller bearing, in which lubricating oil is supplied to the bearing space (5), is formed from a magnetic substance, a pulsar ring (7) is integrally formed at an end of the holder, and a magnetic rotary sensor (8) is mounted to the sealing member (40) so as to be opposed to a recessed part (7a) and a projected part (7b) of the pulsar ring (7).
Inventors:
YAMAMOTO NAOTA (JP)
TOHO SHOTA (JP)
TOHO SHOTA (JP)
Application Number:
PCT/JP2017/044688
Publication Date:
June 21, 2018
Filing Date:
December 13, 2017
Export Citation:
Assignee:
NTN TOYO BEARING CO LTD (JP)
International Classes:
F16C41/00; F16C19/36; F16C33/54; F16C33/56; F16C33/66; F16C33/78; F16J15/326
Foreign References:
| JP2008247072A | 2008-10-16 | |||
| JPS5594541A | 1980-07-18 | |||
| JPH0680957A | 1994-03-22 | |||
| JPH06323335A | 1994-11-25 | |||
| JP2007051683A | 2007-03-01 | |||
| US20030231014A1 | 2003-12-18 |
Attorney, Agent or Firm:
KAMADA Naoya et al. (JP)
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