Title:
SEALING DEVICE
Document Type and Number:
Japanese Patent JP2023011188
Kind Code:
A
Abstract:
To provide a sealing device for suppressing the intrusion of differential oil into a bearing, and efficiently discharging the differential oil.SOLUTION: A bearing device for a vehicle comprises a slinger member 11 having a first cylinder part 110 fit to an external peripheral face 3b of an inner ring being a fixing member, a disc plate part 111 extending to an outside diameter side from an end part 110a of the first cylinder part at one side in an axial direction, and a second cylinder part 112 extending from an end part 111a of the disc plate part at the outside diameter side to the other side in the axial direction; a core body member 12 having a cylinder part 120 which is fit to an internal peripheral face 2b of an outer ring; and a seal body 13 having a seal body cylinder part 131 firmly adhering to an internal peripheral face 120b of the cylinder part, and seal lips 132, 133. An internal peripheral face 131a of the seal cylinder body has an inclination part 131aa forming a labyrinth R which is gradually expanded in a diameter toward one side from the other side in the axial direction between the second cylinder part and itself.SELECTED DRAWING: Figure 2
Inventors:
EMI KENTA
Application Number:
JP2021114882A
Publication Date:
January 24, 2023
Filing Date:
July 12, 2021
Export Citation:
Assignee:
UCHIYAMA MFG
International Classes:
F16C33/80; F16C19/38; F16J15/3256; F16J15/447
Attorney, Agent or Firm:
Kyomyung International Patent Attorneys Corporation
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