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Title:
BEARING DEVICE FOR WHEEL
Document Type and Number:
Japanese Patent JP2018155348
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To prevent intrusion of muddy water and the like from a part between a cover and an inner ring, and to prevent degradation of bearing life, in a bearing device for a wheel having a constitution having a cover at an inner side of a magnetic encoder.SOLUTION: In a bearing device 1 for a wheel including an outer ring 2 including outer rolling faces 2c, 2d, a hub ring 3 and an inner ring 4 provided with inner rolling faces 3d, 4a opposed to the outer rolling faces 2c, 2d on outer peripheries, a double-row ball rows 5 rollably accommodated between the outer rolling faces 2c, 2d and the inner rolling faces 3, 4a, an inner seal member 6 having a seal plate 8 fitted to the outer ring 2, and a slinger 9 fitted to the inner ring 4, a magnetic encoder 11 disposed on the slinger 9, and an encoder cover 15 covering at least a part of the magnetic encoder 11, the encoder cover 15 is fitted to the slinger 9, and includes an inner seal portion 16 for sealing a clearance between the inner ring 4 and the encoder cover 15.SELECTED DRAWING: Figure 4

Inventors:
多田 幹大
Application Number:
JP2017053334A
Publication Date:
October 04, 2018
Filing Date:
March 17, 2017
Export Citation:
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Assignee:
NTN株式会社
International Classes:
F16C41/00; B60B35/18; F16C19/18; F16C33/78; F16J15/10; F16J15/3204; F16J15/326
Attorney, Agent or Firm:
特許業務法人矢野内外国特許事務所



 
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