Title:
BEARING DEVICE HAVING MOUNTED ABSOLUTE ROTATION SENSOR
Document Type and Number:
WIPO Patent Application WO/2022/202650
Kind Code:
A1
Abstract:
This bearing device (1) having a mounted absolute rotation sensor comprises a bearing (3) and a to-be-detected member (5) having a to-be-detected unit (19) that is fixed to a rotation-side bearing ring of the bearing 3 and has two rows of magnetic tracks provided across in the circumferential direction of an annular core bar (17). The bearing device (1) having a mounted absolute rotation sensor is provided with a rotation sensor unit (7) having: a single rotation sensor (21) that is fixed to the fixed side bearing ring of the bearing (3) and detects the rotation of the to-be-detected unit (19) in a non-contact manner; a sensor board (23) on which the rotation sensor (21) is mounted; and a sensor housing (25) which covers the sensor board (23) and to which the sensor board (23) is mounted.
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Inventors:
TAKADA SEIICHI (JP)
HAMAKITA YASUYUKI (JP)
HAMAKITA YASUYUKI (JP)
Application Number:
PCT/JP2022/012537
Publication Date:
September 29, 2022
Filing Date:
March 18, 2022
Export Citation:
Assignee:
NTN TOYO BEARING CO LTD (JP)
International Classes:
F16C19/06; F16C41/00; G01B7/30; G01D5/245
Foreign References:
| JP2018077189A | 2018-05-17 | |||
| JP2002168874A | 2002-06-14 | |||
| JP2015125103A | 2015-07-06 | |||
| JP2006207750A | 2006-08-10 |
Attorney, Agent or Firm:
SUGIMOTO, Shuji et al. (JP)
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