BEARING DEVICE, AND MECHANICAL DEVICE - NTN TOYO BEARING CO LTD

Title:

BEARING DEVICE, AND MECHANICAL DEVICE

Document Type and Number:

WIPO Patent Application WO/2024/058199

Kind Code:

A1

Abstract:

A bearing device (1) comprises a bearing (2) and an acceleration sensor (15). The bearing (2) includes an outer race (3), an inner race (4), and rolling elements (8). The acceleration sensor (15) detects vibrations of the bearing (2). A first mating element (33A) is formed in a fixed race integral member which includes a fixed race, this being either the outer race (3) or the inner race (4), and which is integrated with the fixed race. The first mating element (33A) is at least one of a recessed portion and a projecting portion. The acceleration sensor (15) is fixed to the fixed race integral member.

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Inventors:

KOIKE TAKASHI (JP)
FUKUSHIMA YASUYUKI (JP)

Application Number:

PCT/JP2023/033296

Publication Date:

March 21, 2024

Filing Date:

September 13, 2023

Export Citation:

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Assignee:

NTN TOYO BEARING CO LTD (JP)

International Classes:

F16C19/06; F16C19/52; F16C35/067; F16C41/00

Domestic Patent References:

WO2012080779A1

2012-06-21

Foreign References:

JP2005233290A	2005-09-02
JP2021127831A	2021-09-02
JP2013006488A	2013-01-10
US20120169166A1	2012-07-05

Attorney, Agent or Firm:

FUKAMI PATENT OFFICE, P.C. (JP)

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