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Title:
BEARING DEVICE FOR WHEEL AND METHOD OF ASSEMBLING BEARING DEVICE FOR WHEEL
Document Type and Number:
Japanese Patent JP2019128019
Kind Code:
A
Abstract:
To provide a bearing device for a wheel and method of assembling a bearing device for a wheel each of which enables fall of tapered rollers to be prevented even if the bearing device is inverted up and down while the tapered rollers are held in an outer member upon assembly of the bearing device.SOLUTION: A bearing device 1 for a wheel is provided that comprises: an outer ring 2 being an outer member in which tapered double-row outside raceway surfaces 2c, 2d which are outwardly opened are integrally formed in an internal periphery; a hub ring 3 and an inner ring 4 being inner members in which tapered inside raceway surfaces 4a, 3e opposing the double-row outside raceway surfaces 2d, 2d are formed in internal peripheries; double-row tapered rollers 5a, 5b which are housed in a freely rolling manner between the raceway surfaces of the outer member and the inner members; and cages 11, 12 holding the tapered rollers 5a, 5b. The outer ring 2 has a groove part 2f formed in an internal peripheral face, and the cage 12 holding the tapered roller has a protrusion 19 being a latched part latched to the groove part 2f.SELECTED DRAWING: Figure 2

Inventors:
関 誠
Application Number:
JP2018010864A
Publication Date:
August 01, 2019
Filing Date:
January 25, 2018
Export Citation:
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Assignee:
NTN株式会社
International Classes:
F16C43/04; F16C19/38; F16C33/46; F16C33/58; F16C33/64; F16C43/08
Attorney, Agent or Firm:
特許業務法人矢野内外国特許事務所



 
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