Title:
DYNAMIC PRESSURE BEARING DEVICE
Document Type and Number:
Japanese Patent JP2006046430
Kind Code:
A
Abstract:
To secure the cleanliness of a bearing device by forming the housing of this type of dynamic pressure bearing device of a resin having high oil resistance and low out-gas property.
An ester-based lubricating oil is used as a lubricating oil filled in the dynamic pressure bearing device 1, and the housing 7 is formed of the resin material using a liquid crystal polymer (LCP) as a base.
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Inventors:
ITO KENJI
SATOJI FUMITADA
YAMAUCHI HIROYASU
MAEDA MITSUO
SATOJI FUMITADA
YAMAUCHI HIROYASU
MAEDA MITSUO
Application Number:
JP2004226228A
Publication Date:
February 16, 2006
Filing Date:
August 03, 2004
Export Citation:
Assignee:
NTN TOYO BEARING CO LTD
SUMITOMO CHEMICAL CO
SUMITOMO CHEMICAL CO
International Classes:
F16C17/10; F16C33/10; H02K5/16; H02K7/08; G11B19/20
Domestic Patent References:
| JP2003314534A | 2003-11-06 | |||
| JP2002298407A | 2002-10-11 | |||
| JPH05112723A | 1993-05-07 |
Attorney, Agent or Firm:
Shogo Ehara
Hideka Tanaka
Yoshiyuki Shiraishi
Kunihiko Shiromura
Tsuyoshi Kumano
Hiroaki Yamane
Hideka Tanaka
Yoshiyuki Shiraishi
Kunihiko Shiromura
Tsuyoshi Kumano
Hiroaki Yamane