Title:
ACCUMULATOR DEVICE
Document Type and Number:
WIPO Patent Application WO/2018/173878
Kind Code:
A1
Abstract:
One embodiment of the accumulator device of the present invention is equipped with: a body attached to an attachment target; an accumulator linked to an oil passage; an electromagnetic valve for controlling the flow of the oil inside the oil passage; and a check valve positioned in the oil passage. The electromagnetic valve has a movable part and a valve part which is positioned in the oil passage and opens and closes according to the movement of the movable part. The oil passage has an intake port through which oil enters, a discharge port through which oil is discharged, an input oil passage which connects the intake port and the valve part and is connected to the accumulator, and an output oil passage which connects the valve part and the discharge port. The input oil passage and the output oil passage are separate passages. The input oil passage has a connecting part which is connected to the accumulator. The check valve is positioned in a section constituting part of the input oil passage and located between the intake port and the connecting part, and is configured so as to allow the flow of oil from the intake port to the valve part or to the accumulator, and prevent the flow of oil to the intake port from the valve part or the accumulator.
Inventors:
ITAKURA JUN (JP)
MURATA DAISUKE (JP)
KOBAYASHI KEITA (JP)
MURATA DAISUKE (JP)
KOBAYASHI KEITA (JP)
Application Number:
PCT/JP2018/009928
Publication Date:
September 27, 2018
Filing Date:
March 14, 2018
Export Citation:
Assignee:
NIDEC TOSOK CORP (JP)
International Classes:
F15B1/033
Foreign References:
| JP2014185520A | 2014-10-02 |
Attorney, Agent or Firm:
KOHO IP LAW (JP)
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