Title:
回転機械
Document Type and Number:
Japanese Patent JP5752879
Kind Code:
B2
Abstract:
A highly reliable combined bearing (10) capable of achieving equal and sufficient lubrication of a plurality of rolling bearings with a simple and compact structure is provided. The combined bearing includes a first rolling bearing (11) and a second rolling bearing (13) which are in contact with each other and arranged on the same axis; and a lubricating-oil inlet (15) for introducing a lubricating oil into an inner space formed between the first rolling bearing and the second rolling bearing, the lubricating-oil inlet (15) being provided on at least one of an outer ring (11b) of the first rolling bearing (11) and an outer ring (13b) of the second rolling bearing (13).
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Inventors:
Kazuma Ito
Kazuyuki Tateda
Tetsuro Sugiura
Kazuyuki Tateda
Tetsuro Sugiura
Application Number:
JP2009251919A
Publication Date:
July 22, 2015
Filing Date:
November 02, 2009
Export Citation:
Assignee:
Ebara Corporation
EBARA Field Tech Co., Ltd.
EBARA Field Tech Co., Ltd.
International Classes:
F16C33/66; F04B37/16; F04B39/00; F16C19/06; F16C19/16; F16C19/26; F16C33/58; F16C37/00
Domestic Patent References:
| JP5534026U | ||||
| JP62183130U | ||||
| JP61190490U |
Attorney, Agent or Firm:
Takashi Kumagai
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