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Title:
POROUS DYNAMIC PRESSURE BEARING, FLUID DYNAMIC PRESSURE BEARING DEVICE, AND MOTOR
Document Type and Number:
WIPO Patent Application WO/2018/186221
Kind Code:
A1
Abstract:
The wear resistance of this porous dynamic pressure bearing can be increased, without using high-hardness powder, by increasing the true density ratio of the porous dynamic pressure bearing (bearing member 8) to 90-95%

Inventors:
SHIBAHARA KATSUO (JP)
YAMAGOU MASASHI (JP)
KURIMURA TETSUYA (JP)
Application Number:
PCT/JP2018/012168
Publication Date:
October 11, 2018
Filing Date:
March 26, 2018
Export Citation:
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Assignee:
NTN TOYO BEARING CO LTD (JP)
International Classes:
F16C33/10; B22F5/00; F16C17/10; F16C33/12; H02K7/08; H02K21/22
Foreign References:
JP2010071350A2010-04-02
JP2016102553A2016-06-02
JP2015199975A2015-11-12
JP2011047005A2011-03-10
Attorney, Agent or Firm:
SHIROMURA Kunihiko et al. (JP)
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