Title:
BEARING DEVICE AND METHOD FOR MANUFACTURING METAL PLATE
Document Type and Number:
Japanese Patent JP2021148210
Kind Code:
A
Abstract:
To provide a bearing device that can eliminate negative pressure inside a bearing with a simple structure.SOLUTION: A bearing device includes: a bearing box 2 including a bearing 21 and lubricant 22 inside thereof; and a negative pressure eliminating device 5 connected to the bearing box 2 and equalizing internal pressure of the bearing box 2 to the atmospheric pressure by taking outside air into the bearing box 2 when the internal pressure of the bearing box 2 becomes negative pressure relative to the atmospheric pressure.SELECTED DRAWING: Figure 1
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Inventors:
SUE WATARU
UCHIYAMA YUKIHIKO
UCHIYAMA YUKIHIKO
Application Number:
JP2020049273A
Publication Date:
September 27, 2021
Filing Date:
March 19, 2020
Export Citation:
Assignee:
JFE STEEL CORP
International Classes:
B21B31/07; F16C19/52; F16C13/04; F16C33/76
Attorney, Agent or Firm:
Hide Tanaka Tetsu
Ichi Hirose
Toru Miyasaka
Tetsuya Mori
Ichi Hirose
Toru Miyasaka
Tetsuya Mori