Title:
CONICAL ROLLER BEARING
Document Type and Number:
Japanese Patent JP2022179448
Kind Code:
A
Abstract:
To provide a conical roller bearing of a structure to prevent loosening of segments of a segment cage even when an inner ring assembly is reversed in assembling the inner ring assembly to an outer ring and to prevent falling-off of conical rollers from pockets of the segments.SOLUTION: Pockets 16 positioned at circumferential end portions among the pockets 16 housing conical rollers 15 are provided with guide claws 24 at an outer diameter side of opposed pillar portions so that the conical rollers 15 can be inserted therein from an inner diameter side, and pockets 16 positioned at circumferential end portions are provided with guide claws 24 at an inner diameter side of the opposed pillar portions 23 so that the conical rollers 15 can be inserted from an outer diameter side. Falling-off prevention members 32 for preventing falling-off of the conical rollers 15 housed in the pockets 16 at both ends to an outer diameter side, are disposed separably from a large end face-side of the inner ring 11 and are fixed to a large diameter-side side face of a large diameter-side arc-shaped portion 22 of the segment 20 by inserting a connection member 25 wound on a large diameter side of each of annularly arranged segments 20 to an engagement portion 27.SELECTED DRAWING: Figure 3
Inventors:
NISHIDA YUTA
ITO TOMOHITO
INOUE YASUYUKI
HORI MICHIO
FUKUTOME SHOGO
ITO TOMOHITO
INOUE YASUYUKI
HORI MICHIO
FUKUTOME SHOGO
Application Number:
JP2022082733A
Publication Date:
December 02, 2022
Filing Date:
May 20, 2022
Export Citation:
Assignee:
NTN TOYO BEARING CO LTD
International Classes:
F16C43/06; F16C19/36; F16C33/51; F16C33/56; F16C33/58
Attorney, Agent or Firm:
Torii Kazuhisa
Torii Hiroshi
Torii Hiroshi
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